CompTia 901 Exam Prep Flashcards
1
Q
Where is the information running on your computer stored when it is in use?
A
RAM
2
Q
How big is the data width of DIMM?
A
64 bit data width
3
Q
Which type of RAM has 184 pins?
A
DDR
4
Q
What types of RAM have 240 pins? (2)
A
DDR2 and DDR3
5
Q
What is SO-DIMM used for?
A
Laptops and Mobile Devices
6
Q
Which type of RAM does a laptop use?
A
SO-DIMM
7
Q
Which type of RAM has 172 pins?
A
DDR Mirco
8
Q
What types of RAM have 214 pins? (2)
A
DDR2 and DDR3 Mirco
9
Q
What does a jumper on a motherboard do?
A
Enables or disables certain features of a motherboard
10
Q
Which CPU layout puts pins onto the CPU?
A
Pin Grid Array (PGA)
11
Q
Which CPU layout puts pins on the motherboard?
A
Land Grid Array (LGA)
12
Q
What is the Northbridge also called?
A
Memory Controller Hub
13
Q
What is the Memory Controller Hub also called?
A
Northbridge
14
Q
What is the Southbridge also called?
A
I/O Controller Hub (ICH)
15
Q
What is the I/O Controller Hub (ICH) also called?
A
Southbridge
16
Q
Which bus deals with high bandwidth communications?
A
Northbridge
17
Q
What does the Northbridge deal with?
A
High bandwidth communications (GPU, CPU)
18
Q
What does the Southbridge deal with?
A
Low bandwidth communications, (PCI, USB, HDD,BIOS)
19
Q
What does the Super I/O deal with?
A
Legacy Ports (Serial, Parallel, Floppy Drive, Keyboard, Mouse)
20
Q
What many times faster can a DDR3 SDRAM transfer than the memory clock speed?
A
64 times
21
Q
How much bus width does PCI have? (2)
A
32 bit and 64 bit
22
Q
A PCI that is running at 133 MB/S is running at what bit and Mhz?
A
32 bit at 33 MHz
23
Q
A PCI that is running at 266 MB/S is running at what bit and Mhz? (2)
A
32 bit at 66 Mhz or 64 bit at 33 Mhz
24
Q
A PCI that is running at 533 MB/S is running at what bit and Mhz?
A
64 bit at 66 Mhz
25
A PCI that is running 32 bit at 33 Mhz is running how fast?
133 MB/s
26
A PCI that is running 32 bit at 66 Mhz or 64 bit at 33 Mhz is running how fast?
266 MB/s
27
A PCI that is running 64 bit at 66 Mhz is running how fast?
533 MB/s
28
What type of communication does a PCI have?
Parallel communication
29
What does parallel communication mean?
All the information is transferred at the same time
30
If all information is transferred at the same time what type of communication is that?
Parallel communication
31
What is the PCI-X designed for?
Servers
32
Which PCI is designed for servers?
PCI-X
33
How many times faster than the clock speed is PCI-X?
4 times
34
How much thoughput does a PCI-X have?
1064 MB/s
35
Does PCI-X have parallel communication?
Yes
36
How does the PCIe communicate?
Serially
37
What does serial communication mean?
It sends a single bit one at a time
38
What are the different types of PCIe? (6)
x1, x2, x4, x8, x16, x32
39
What is faster Parallel or Serial communication?
Serial communication
40
What is the throughput for PCIe V1.x?
250 MB/s per lane
41
What is the throughput for PCIe V2.x?
500 MB/s Per lane
42
What is the throughput for PCIe V3.x?
~ 1 GB/s Per lane
43
What is the throughput for PCIe V4.x?
~ 2 GB/s per lane
44
Which version of PCIe has 250 MB/S throughput?
PCIe V1.x
45
Which version of PCIe has 500 MB/S throughput?
PCIe V2.x
46
Which version of PCIe has ~ 1 GB/S throughput?
PCIe V3.x
47
Which version of PCIe has ~ 2 GB/S throughput?
PCIe V4.x
48
What is mini PCIe used for?
Mobile devices
49
How many pin connectors are on ATX motherboards? (2)
20 pin or 24 pin with additional 4/8 pin connector
50
Is the Mini-ITX screw-compatible with ATX?
Yes
51
What is the form factor for the Mini-ITX?
170mm x 170mm
52
What is the form factor for the Nano-ITX?
120mm x 120mm
53
What is the form factor for the Pico-ITX?
72 mm x 100 mm
54
What is the form factor for the Moblie-ITX?
45mm x 75mm
55
Which motherboard is 45mm x 75mm?
Moblie-ITX
56
Which motherboard is 72 mm x 100 mm?
Pico-ITX
57
Which motherboard is 120mm x 120mm?
Nano-ITX
58
Which motherboard is 170mm x 170mm?
Mini-ITX
59
How many pins does a DDR SDRAM have?
184
60
How many pins does a DDR2 and DDR3 have?
204
61
How many pins does a DDR and DDR2 SO-DIMM have?
200
62
How many pins does a DDR3 so-dimm have?
204
63
How many pins does a DDR Mirco-DIMM have?
172
64
How many pins does a DDR2 and DDR3 Mirco-DIMM have?
214
65
What enables and disables features on a motherboard?
Jumpers
66
Which type of memory adds a bit but can't correct an error?
Parity
67
What does Parity memory do?
Adds a parity bit to check for errors but it can only inform you of errors, not correct them
68
Which type of memory can correct an error on the fly?
Error Correcting Code (EEC)
69
What can Error Correcting Code (EEC) memory do?
Correct an error in the memory on the fly
70
Does parity make even or odd numbers?
Even
71
What is another name for Registered Memory?
Buffered Memory
72
What does Registered Memory do?
Includes an additional register between the RAM module and the memory controller
73
Where is Registered memory mostly used?
Servers
74
How is Multi-Channel memory used?
Installed in pairs or trios for maximum throughput
75
What is installed in pairs or trios for maximum throughput?
Multi-Channel memory
76
What is Read Only Memory (ROM)?
It's memory that can't be changed or erased. It's a good place to store BIOS settings
77
What is a type of memory that can't be changed or erased?
Read Only Memory (ROM)
78
What is Programmable ROM (PROM)?
Memory that can be written to only once
79
What is the type of memory that can only be written to once?
Programmable ROM (PROM)
80
What is Erasable PROM (EPROM)?
It's memory that can be written, erased and written again
81
What type of memory can be written to, erased, and written to again?
Erasable PROM (EPROM)
82
What type of ROM is in most computers?
Electrically Erasable PROM (EEPROM)
83
What is Electrically Erasable PROM (EEPROM)?
It can be rewritten again and again electronically (Flash Drives, SSD)
84
What type of memory can be rewritten again and again electronically?
Electrically Erasable PROM (EEPROM)
85
What type of memory is often used in processor caches?
Static RAM (SRAM)
86
Where is SRAM often used?
In processor caches
87
What does Dynamic RAM (DRAM) need to do constantly?
It needs to be constantly refreshed or the data disappears
88
Why is Dynamic RAM (DRAM) randomly accesed?
Information can be pulled quicker
89
What is Synchronous DRAM (SDRAM)?
A type of memory that is synchronous with the common system clock
90
Which type of memory is synced with a common system clock?
Synchronous DRAM (SDRAM)
91
What is what is difference between DDR and SDR?
DDR can send data twice as fast as SDR
92
How many pins does DDR have?
184 pins
93
Which is faster SDR or DDR?
DDR
94
Which type of memory has 184 pins?
DDR
95
How do you get the naming convention for RAM (ie.PC1600)?
Take the transfer speed (200) and multiply that by 8 to get the name (PC1600)
96
What is the name (Pcxxxx) for DDR-200?
PC1600
97
What is the name (DDR-xxx) for PC1600?
DDR-200
98
What is the name (Pcxxxx) for DDR-266?
PC2100
99
What is the name (Pcxxxx) for DDR-333?
PC2700
100
What is the name (Pcxxxx) for DDR-400?
PC3200
101
What is the name (DDR-xxx) for PC2100?
DDR-266
102
What is the name (DDR-xxx) for PC2700?
DDR-333
103
What is the name (DDR-xxx) for PC3200?
DDR-400
104
How much faster DDR2 than DDR?
Twice as fast DDR
105
Which is faster DDR2 or DDR?
DDR2
106
How many pins does DDR2 have?
240 pins
107
Which type of memory has 240 pins? (2)
DDR2 and DDR3
108
Is DDR2 backwards compatible with DDR?
No
109
What is the naming convention for DDR2 memory?
DDR2-xxx PC2-xxxx
110
If a memory clock speed is 100 MHz what does the I/O bus speed need to be for DDR?
100 MHz
111
If a memory clock speed is 100 MHz what does the I/O bus speed need to be for DDR2?
200 MHz
112
If a memory clock speed is 100 MHz what does the I/O bus speed need to be for DDR3?
400 MHz
113
If the memory clock speed is 100 Mhz and the I/O bus speed is 200 MHz what is the DDR speed?
DDR-200
114
If the memory clock speed is 100 Mhz and the I/O bus speed is 400 MHz what is the DDR speed?
DDR3-800
115
What should you do if you a expansion cards isn't going into a slot?
Don't try to jam it in there. Check to see if you have the right kind of card for that slot
116
Where is a WWAN cards found?
Usually found in laptops
117
What type of PCI is a WWAN card? (2)
Mini PCI or Mini PCI Express
118
What is a WWAN card used for?
Used to connect to the Internet without a Wifi or Ethernet present
119
What connection is TV tuners mostly used with?
Standard F connecter
120
What uses a standard F connector?
TV tuners
121
If a expansion card is too tall for a case what can we use to make it fit?
Riser Card
122
How much can a CD-ROM hold?
Up to 700 MB
123
How much can a DVD-ROM hold?
Up to 4.7 GB
124
How much can a Dual Layer DVD-ROM hold?
Up to 8.5 GB
125
How much can a Blu-Ray hold?
Up to 25 GB
126
How much can a Dual Layer Blu-Ray hold?
Up to 50 GB
127
Which optical format can hold up to 700 MB?
CD-ROM
128
Which optical format can hold up to 4.7 GB?
DVD-ROM
129
Which optical format can hold up to 8.5 GB?
Dual Layer DVD-ROM
130
Which optical format can hold up to 25 GB?
Blu-Ray
131
Which optical format can hold up to 50 GB?
Dual Layer Blu-Ray
132
How does commercial devices write to optical media?
They create tiny bumps on the disk
133
How does retail devices write optical media?
They burn the photosensitive dye
134
Which types of optical media can be rewriteable?
RW and for Blu-Ray (BD-RE)
135
Which types of optical media can only be recorded once?
R (ie DVD-R, BD-R)
136
How does a Hard Disk Drive (HHD) operate?
By spinning platters inside of the HHD
137
What is the Average Latency on a 10,000 RPM HHD?
3 ms
138
What is the Average Latency on a 7,200 RPM HHD?
4.16 ms
139
What is the Average Latency on a 5,400 RPM HHD?
5.55 ms
140
What does RW mean on optical media?
Rewritable
141
What does R mean on optical media?
Recordable
142
What is the RPM of a HDD if it has a average latency of 3 ms?
10,000 RPM
143
What is the RPM of a HDD if it has a average latency of 4.16 ms?
7,200 RPM
144
What is the RPM of a HDD if it has a average latency of 5.55 ms?
5,400 RPM
145
What is the common RPMs of HDD? (3)
10,000 / 7,200 / 5,400
146
What does the platters on a HDD spin around?
Spindle
147
What is a spindle?
It is what the platters inside of a HDD spin around
148
What moves the arm back and forth on a HDD?
Actuator
149
What does an actuator do?
Moves the arm back and forth on an HDD
150
What read and writes information onto the platter of a HDD?
Head
151
What does the head on a HDD do?
It reads and writes information onto the platter of a HDD
152
Which is faster SSD or HDD?
Solid State Drive (SSD)
153
What does an SSD use as memory?
Flash Memory
154
What is a Solid State Hybrid Drive (SSHD)?
It combines a spinning drive and a SSD into a single device
155
What combines a spinning drive and a SSD?
Solid State Hybrid Drive (SSHD)
156
What does a SSHD do different?
It caches the slower spinning hard drive data onto the flash memory
157
What is a hot swappable drive?
You can add and remove drives while the system is running
158
What type of devices can be hot swappable? (4)
USB, Firewire, SATA, eSATA
159
Is a USB device hot swappable?
Yes
160
Is a Firewire device hot swappable?
Yes
161
Is a SATA device hot swappable?
Yes
162
Is a eSata device hot swappable?
Yes
163
What does USB flash drives use as memory?
EEPROM flash memory
164
What is a plus for USB flash drives?
Non-volatile memory and it needs no power to retain data
165
What is a negative for USB flash drives?
It has a limited number of writes
166
What is the different types of flash memory (7)
USB flash drive, CompactFlash(CF), Secure Digital(SD), miniSD, mircoSD, xD-Picture Card, eMMC
167
What is the common flash memory type in mobile devices?
eMMC
168
What is tape drive commonly used for?
Archival purposes
169
How does tape drives store data?
With a magnetic tape with sequential storage
170
What type of format does tape drives use?
Linear Tape-Open (LTO)
171
Which type of storage device uses the Linear Tape-Open format?
Tape Drives
172
Which types of flash drive uses EEPROM flash memory?
USB flash drives
173
What type of flash drive has nonvolatile memory and it needs no power to retain data?
USB flash drive
174
Which provides a higher performance? Software or hardware based RAID?
Hardware
175
Which RAID does just striping?
RAID 0
176
What does striping do in RAID systems?
It splits the file blocks between two or more drives
177
What is a negative for RAID 0?
It has no redundancy. If one drive fails everything is lost
178
What is a positive for RAID 0?
High performance so the data can be written quickly
179
What does RAID 0 do?
Striping only
180
What does RAID 1 do?
Mirroring only
181
Which RAID does just mirroring?
RAID 1
182
What is RAID mirroring?
File blocks are duplicated between multiple physical drives
183
What is a positive for RAID 1?
High redundancy. If one drive fails you have a backup
184
What is a negative for RAID 1?
Requires double the disk space you would normally need
185
What does RAID 5 do?
Striping with parity
186
Which type of RAID does striping with parity?
RAID 5
187
How many disks does RAID 5 need?
Atleast 3
188
What does RAID 1+0 do?
A Stripe of mirrors
189
How many drives does RAID 1+0 need?
4
190
Which RAID does a stripe of mirrors?
RAID 1+0
191
What dissipates heat through thermal conduction?
Heat sink
192
What does a heat sink do?
Dissipates heath through thermal conduction
193
What is a heat sink commonly made of? (2)
Copper or aluminum alloy
194
What is the adhesive that is between the CPU and the heat sink?
Thermal paste
195
What does thermal paste do?
It is the adhesive between the CPU and the heat sink that creates a good contact between them
196
How much thermal paste should you apply?
A small dab. Too much and it can become counter intuitive
197
What is the standard size for case fans? (3)
80 mm / 120 mm / 200 m
198
What does liquid cooling do?
Cools the computer by circulating coolant
199
What type of cooling system cools the computer by circulating coolant?
Liquid Cooling
200
What is passive cooling?
No fans are used only heat sinks
201
What type of cooling system that cools a computer by only heat sinks?
Fanless / Passive cooling
202
How many pins does a Intel LGA 775?
775 pins
203
What CPU has 775 pins?
Intel LGA 775
204
What is another name for a Intel LGA 775?
Socket T
205
What is the official name for the Socket T?
Intel LGA 775
206
How many pins does a Intel LGA 1366?
1366 pins
207
What CPU has 1366 pins?
Intel LGA 1366
208
What is another name for a Intel LGA 1366?
Socket B
209
What is the official name for the Socket B?
Intel LGA 1366
210
How many pins does a Intel LGA 1156?
1156 pins
211
What CPU has 1156 pins?
Intel LGA 1156
212
What is another name for a Intel LGA 1156?
Socket H or Socket H1
213
What is the official name for the Socket H or Socket H1?
Intel LGA 1156
214
What is special about the Intel LGA 1156?
It integrates the Northbridge onto the chip
215
How many pins does a Intel LGA 1155?
1155 pins
216
What CPU has 1155 pins?
Intel LGA 1155
217
What is another name for a Intel LGA 1155?
Socket H2 (h21155)
218
What is the official name for the Socket H2?
Intel LGA 1155
219
How many pins does a Intel LGA 1150?
1150 pins
220
What is another name for a Intel LGA 1150?
Socket H3 (h31150)
221
What is the official name for the Socket H3?
Intel LGA 1150
222
How many pins does a Intel LGA 2011?
2011 pins
223
What CPU has 2011 pins?
Intel LGA 2011
224
What is another name for a Intel LGA 2011?
Socket R
225
What is the official name for the Socket R?
Intel LGA 2011
226
What type of CPU is supported by Intel LGA 775? (2)
Pentium 4, Core 2
227
What type of CPU is supported by Intel LGA 1366?
Core i7 (Nehalem)
228
What type of CPU is supported by Intel LGA 1156? (3)
Core i3/5/7 (Nehalem)
229
What type of CPU is supported by Intel LGA 1155? (2)
Sandy/Ivy Bridge
230
What type of CPU is supported by Intel LGA 1150? (2)
Haswell, Broadwell
231
What type of CPU is supported by Intel LGA 2011? (6)
Sandy Bridge-E/EP, Ivy Bridge-E/EP, Haswell-E/EP
232
How many pins does a AMD Socket AM3?
941 pins (am3941)
233
What CPU has 941 pins?
AMD Socket AM3
234
Can an AM3 be used in a AM2 socket?
Yes with a BIOS upgrade
235
How many pins does a AMD Socket AM3+?
942 pins (am3+942)
236
What CPU has 942 pins?
AMD Socket AM3+
237
Is the AM3 compatible with AM3+ CPU sockets?
Yes
238
How many pins does a AMD Socket FM1?
905 pins (fm1905)
239
What CPU has 905 pins?
AMD Socket FM1
240
How many pins does a AMD Socket FM2?
904 pins
241
What CPU has 904 pins?
AMD Socket FM2
242
How many pins does a AMD Socket FM2+?
906 pins (fm2+906)
243
What CPU has 906 pins?
AMD Socket FM2+ (2b906)
244
Which CPU is in a Micro PGA package?
AMD Socket FM2+
245
What is the AMD Socket FM2+ also called?
Socket FM2b
246
Which CPU has the nickname of Socket FM2b?
AMD Socket FM2+
247
Which type of CPU is supported by AMD Socket AM3? (2)
Athlon II / Phenom II
248
Which type of CPU is supported by AMD Socket AM3+? (2)
Athlon II / Phenom II
249
Which type of CPU is supported by AMD Socket FM1?
AMD 10h
250
Which type of CPU is supported by AMD Socket FM2?
Piledriver
251
Which type of CPU is supported by AMD Socket FM2+?
Steamroller
252
Why is a CPU cache used?
It's faster than holding it in RAM
253
What is Hyper-Threading?
Takes a single CPU and makes it act like two
254
What was the first Windows OS that supported Hyper-Threading?
Windows XP
255
What is visualization?
Running multiple Oss on the same hardware
256
What is the technology called for visualization for Intel called?
Intel Virtualization Technology (VT)
257
What is the technology called for visualization for AMD called?
AMD Virtualization (AMD-V)
258
How much faster can a 64 bit CPU run than a 32 bit CPU?
Twice as fast
259
Does software have to be optimized to take advantages of x64 architecture?
Yes
260
What does Intel called the NX bit?
XD bit
261
What does AMD called the NX bit?
Enhanced Virus Protection
262
What is an NX bit?
Designate sections of memory where the CPU can and can not execute code
263
What does Windows call the feature for the NX bit?
Data Execution Prevention (DEP)
264
What is the speed of Infrared Wireless?
4 Mbit/sec
265
What is the max distance for Infrared Wireless? (same as SATA)
1 meter
266
Which wireless has a max speed of 4 Mbit/sec?
Infrared
267
Which wireless has a max distance of 1 meter (3 feet)?
Infrared
268
What is the speeds for Near Field Communication? (3)
106 kbits/sec 212 kbit/sec 424 kbit/sec
269
What is the max distance for Near Field Communication?
10 cm
270
What is Class 1 Bluetooth used for?
Industrial use
271
What is Class 2 Bluetooth used for?
Mobile Devices
272
What is Class 3 Bluetooth used for?
Short-range use
273
Which class of Bluetooth is used for Industrial use?
Class 1 Bluetooth
274
Which class of Bluetooth is used for Mobile device use?
Class 2 Bluetooth
275
Which class of Bluetooth is used for short-range use?
Class 3 Bluetooth
276
What is the max power for Class 1 Bluetooth?
100 mW
277
What is the max power for Class 2 Bluetooth?
2.5 mW
278
What is the max power for Class 3 Bluetooth?
1 mW
279
Which class of Bluetooth has a max power of 100 mW?
Class 1 Bluetooth
280
Which class of Bluetooth has a max power of 2.5 mW?
Class 2 Bluetooth
281
Which class of Bluetooth has a max power of 1 mW?
Class 3 Bluetooth
282
What is the max distance for Class 1 Bluetooth?
100 meters
283
What is the max distance for Class 2 Bluetooth?
10 meters
284
What is the max distance for Class 3 Bluetooth?
1 meter
285
Which class of Bluetooth has a max distance of 100 meters?
Class 1 Bluetooth
286
Which class of Bluetooth has a max distance of 10 meters?
Class 2 Bluetooth
287
Which class of Bluetooth has a max distance of 1 meter?
Class 3 Bluetooth
288
Which version of Bluetooth has a data rate of 1 Mbit/sec?
Version 1
289
Which version of Bluetooth has a data rate of 3 Mbit/sec?
Version 2
290
Which version of Bluetooth has a data rate of 24 Mbit/sec? (2)
Version 3 & 4
291
Version 1 Bluetooth as a data rate of how much?
1 Mbit/sec
292
Version 2 Bluetooth as a data rate of how much?
3 Mbit/sec
293
Version 3 Bluetooth as a data rate of how much?
24 Mbit/sec
294
Version 4 Bluetooth as a data rate of how much?
24 Mbit/sec
295
What is used for the actual data transfer in Bluetooth version 3?
802.11
296
Which version of Bluetooth uses 802.11 for its data transfer?
Version 3
297
What did version 4 of Bluetooth add to it's specification?
low power specification
298
What is the frequency used in 802.11a?
5 Ghz
299
What is the frequency used in 802.11b?
2.4 Ghz
300
What is the frequency used in 802.11g?
2.4 Ghz
301
What is the frequency used in 802.11n? (2)
5 Ghz and/or 2.4 Ghz
302
What is the frequency used in 802.11ac?
5 Ghz
303
Which 802.11 uses 2.4 Ghz? (3)
802.11 b/g/n
304
Which 802.11 uses 5 Ghz? (3)
802.11 a/n/ac
305
What is the max allowable stream in 802.11a?
1
306
What is the max allowable stream in 802.11b?
1
307
What is the max allowable stream in 802.11g?
1
308
What is the max allowable stream in 802.11n?
4
309
What is the max allowable stream in 802.11ac?
8
310
Which 802.11 has a max allowable stream of 8?
802.11ac
311
Which 802.11 has a max allowable stream of 4?
802.11n
312
Which 802.11 has a max allowable stream of 1? (3)
802.11a/b/g
313
What is the max throughput for 802.11a?
54 Mbit/sec
314
What is the max throughput for 802.11b?
11 Mbit/sec
315
What is the max throughput for 802.11g?
54 Mbit/sec
316
What is the max throughput for 802.11n?
600 Mbit/sec
317
What is the max throughput for 802.11ac?
6,934 Mbit/sec
318
Which 802.11 has a max throughput for 11 Mbit/sec?
802.11b
319
Which 802.11 has a max throughput for 54 Mbit/sec? (2)
802.11a/g
320
Which 802.11 has a max throughput for 600 Mbit/sec?
802.11n
321
Which 802.11 has a max throughput for 6,934 Mbit/sec?
802.11ac
322
What is the max outdoor range of 802.11a?
120 meters
323
What is the max outdoor range of 802.11b?
140 meters
324
What is the max outdoor range of 802.11g?
140 meters
325
What is the max outdoor range of 802.11n?
250 meters
326
What is the max outdoor range of 802.11ac?
250 meters
327
Which 802.11 has a max outdoor range of 120 meters?
802.11a
328
Which 802.11 has a max outdoor range of 140 meters? (2)
802.11b/g
329
Which 802.11 has a max outdoor range of 250 meters? (2)
802.11n/ac
330
What is Analog modulation?
Sends an analog signal over a analog channel
331
Which type of modulation sends a analog signal over an analog signal?
Analog modulation
332
What is digital modulation?
Sends a digital bitstream over an analog channel
333
Which type of modulation send a digital bitstream over an analog channel?
Digital modulation
334
Which type of modulation degrades?
Analog modulation
335
Which type of modulation doesn't degrade but just stops?
Digital modulation
336
What is the max speed for USB 1.1 Low Speed?
1.5 Mb/sec
337
What is the max speed for USB 1.1 Full Speed?
12 Mb/sec
338
What is the max speed for USB 2.0?
480 Mb/sec
339
What is the max speed for USB 3.0?
5 Gb/sec
340
Which USB version can run at a max speed of 1.5 Mb/sec?
USB 1.1 Low Speed
341
Which USB version can run at a max speed of 12 Mb/sec?
USB 1.1 Full Speed
342
Which USB version can run at a max speed of 480 Mb/sec?
USB 2.0
343
Which USB version can run at a max speed of 5 Gb/sec?
USB 3.0
344
What is the max distance for USB 3.0?
3 meters
345
What is the max distance for USB 2.0?
5 meters
346
What is the max distance for USB 1.1 Low Speed?
3 meters
347
What is the max distance for USB 1.1 Full Speed?
5 meters
348
Which USB version can have a max distance of 3 meters? (2)
USB 3.0, USB 1.1 Low Speed
349
Which USB version can have a max distance of 5 meters? (2)
USB 2.0, USB 1.1 Full Speed
350
How many devices can you daisy chain for FireWire?
Up to 63 devices
351
Which connector can you daisy chain up to 63 devices?
FireWire
352
What is the speeds for FireWire 400/IEEE 1394a? (3)
100,200 or 400 Mb/s half-duplex
353
Which FireWire version can have speeds of 100,200, or 400 Mb/s half-duplex?
FireWire 400/IEEE 1394a
354
What is the speeds for FireWire 800/IEEE 1394b?
800 Mb/s full-duplex
355
Which FireWire version can have a speed of 800 Mb/sec full-duplex?
FireWire 800/IEEE 1394b
356
With FireWire 800 what is the max optical connection distance?
100 meters
357
What is the max distance limitation per link with FireWire?
4.5 meters
358
What is the max speed for SATA revision 1.0?
1.5 Gb/sec
359
Which SATA version has a max speed of 1.5 Gb/sec?
SATA Revision 1.0
360
Which SATA version has a max speed of 3.0 Gb/sec?
SATA Revision 2.0
361
Which SATA version has a max speed of 6.0 Gb/sec?
SATA Revision 3.0
362
What is the max distance for SATA Revision 1.0?
1 meter
363
What is the max distance for SATA Revision 2.0?
1 meter
364
What is the max distance for SATA Revision 3.0?
1 meter
365
What is the max distance for eSATA?
2 meters
366
What is the difference between SATA and eSATA?
eSATA is a connection on the outside of the computer. SATA is the connection on the inside of the computer.
367
What is another name for a Video Graphics Array (VGA) connector? (2)
DB-15,HD-15
368
What is the common name for a DB-15 connector?
Video Graphics Array (VGA)
369
What is the color of a VGA connector?
Blue
370
Which connector is colored blue?
VGA connector
371
What type of signal is a VGA connector?
Analog
372
How far do you have to go before the image degrades on a VGA connector?
5 to 10 meters
373
How many pins does a SATA data connector have?
7 pins
374
What type of signal does HDMI have?
Digital
375
How many pins does a HDMI Type A have?
19 pins
376
What type of a connector does a miniHDMI use?
Type C
377
What type of HDMI cable is used for smaller devices?
miniHDMI
378
A dual link DVI connector can run how fast?
7.4 Gb/sec
379
A single link DVI connector can run how fast?
3.7 Gb/sec
380
Which type of DVI connector can run at 7.4 Gb/sec?
Dual Link DVI
381
Which type of DVI connector can run at 3.7 Gb/sec?
Single Link DVI
382
What type of signal does a DVI-A have?
Analog
383
What type of signal does a DVI-D have?
Digital
384
What type of signal does a DVI-I have?
Both Analog and digital
385
Which type of DVI connector has only an analog signal?
DVI-A
386
Which type of DVI connector has only an digital signal?
DVI-D
387
Which type of DVI connector has both analog and digital signal?
DVI-I
388
Which two common types of connectors are there for analog audio?
¼'' TRS plug and 1/8'' TRS plug
389
Is a ¼'' and a 1/8'' TRS connector analog or digital?
Analog
390
What is a digital audio connector called?
TOSLINK
391
What is a digital audio connector made out of?
Optical Fiber
392
What is the max length for a TOSLINK connector?
10 meters
393
What connector does a analog modem use?
RJ-11
394
What connector does a DSL line use?
RJ-11
395
What is RJ-11 used for? (3)
Analog modem, DSL lines, telephone lines
396
What xPxC type does a RJ-11 use?
6P2C
397
Which type of connector uses a 6P2C type?
RJ-11
398
What is an RJ-45 usually used for?
Ethernet
399
What type of connector is used for Ethernet?
RJ-45
400
What xPxC type does a RJ-45 use?
8P8C
401
What type of data communication does a Thunderbolt use?
Serial
402
What is the throughput for Thunderbolt V1?
10 Gb/sec per Channel, 20 Gb/sec total throughput
403
What is the throughput for Thunderbolt V2?
20 Gb/sec
404
What is the throughput for Thunderbolt V3?
40 Gb/sec
405
Which Thunderbolt version has a max through put of 20 Gb/sec?
Thunderbolt V1
406
Which Thunderbolt version has a max through put of 20 Gb/sec with aggregated channels?
Thunderbolt V2
407
Which Thunderbolt version has a max through put of 40 Gb/sec?
Thunderbolt V3
408
How many devices can you daisy chain for Thunderbolt?
Up to 6 devices
409
What is the max distance for copper Thunderbolt connections?
3 meters
410
What is the max distance for optical Thunderbolt connections?
60 meters
411
Which type of Thunderbolt (design) has a max distance of 3 meters?
Copper
412
Which type of Thunderbolt (design) has a max distance of 60 meters?
Optical
413
How many pins does a SATA power connector have?
15 pins
414
Which type of SATA connector has 15 pins?
SATA power connector
415
What type of voltages does a SATA power connector have? (3)
3.3v, 5v, 12v
416
Which type of SATA connector has 3.3v, 5v, 12v wires?
SATA power connector
417
How many pins does molex connector have?
4 pins
418
What type of voltages does a molex connector have? (2)
5v, 12v
419
What is the ATX +12v connector mostly used for?
CPU connection
420
How many pins does a ATX +12v connector have?
4 pins
421
How many pins does a EPS +12v connector have?
8 pins
422
Where is the EPS +12v connector mostly used in?
Servers
423
What does an EPS +12v connector include?
A ATX +12v connector
424
How many pins does a PCIe connector have? (2)
6 and 8 pins
425
What voltage does a PCIe connector have?
12 V
426
Where is the PCIe connector usually seen on?
Video adapters
427
How many pins does a motherboard power connector have? (2)
20 or 24 pins. Some have 20 + 4 pins
428
How much voltage does a motherboard power connector have? (3)
3.3v, 5v, 12v
429
What is an amp?
The rate of electron flow past a point in one second
430
What is the rate of electron flow past a point in one second?
Amp
431
What is a volt?
Electrical pressure pushing the electrons
432
What is an electrical pressure pushing electrons?
Volt
433
How do you get watts?
Volts * Amp = Watts
434
What is a watt?
Measurement of real power use
435
What is the measurement of real power use?
Watt
436
What is Alternating Current(AC)?
A electric current that constantly reverses
437
What is a type of electronic current that constantly reverses?
Alternating Current (AC)
438
What is the is Alternating Current (AC) that is used in the US/Canada?
110 to 120 volts of AC, 60 Hz
439
What is the is Alternating Current (AC) that is used in the Europe?
220-240 VAC, 50 Hz
440
Where is the AC used that is 110-120 VAC?
US/Canada
441
Where is the AC used that is 220-240 VAC?
Europe
442
Which type of current distributes electricity efficiently over long distances?
Alternating Current (AC)
443
What is Direct Current (DC)?
An electrical current that moves in one direction with a constant voltage
444
What is a type of electronic current that moves in one direction with a constant voltage?
Direct Current (DC)
445
What is a single rail Power Supply?
It has one 12v output circuit
446
Which type of power supply has one 12v circuit?
Single Rail Power Supply
447
What is a multiple rail power supply?
Each rail has it's own 12v output circuit
448
What is an advantage of a multiple rail power supply?
It has additional protection. It can shut down a power supply if it is overloaded instead of burning up the power supply
449
What is a thick client?
A usual desktop is called. Where everything is running on the desktop
450
What is a thin client?
A desktop that the applications run on a remote server.
451
What is needed most in a CAD/CAM workstation?
Processor, Video, RAM
452
What is needed most in a Audio/Video Editing workstation?
Video, Storage
453
What is needed most in a Virtualization workstation?
Processor, RAM
454
What is needed most in a Home Theather workstation?
Video, Audio
455
What is needed most in a Gaming workstation?
Processor, Video, Audio
456
What is a LCD display?
Light shine through liquid crystals
457
Does LCD require a backlight?
Yes
458
What is a positive for Twisted Nematic (TN) LCD? (2)
Fast response times, low power draw
459
What is a negative for Twisted Nematic (TN) LCD?
Poor viewing angles
460
What is the most common type of LCD display?
Twisted Nematic (TN)
461
What is the two types of LCD displays?
Twisted Nematic (TN), In Plane Switching (IPS)
462
What is a positive for In Plane Switching (IPS) LCD? (2)
Excellent color representation, No tailing when touched
463
What is a negative for In Plane Switching (IPS) LCD?
More expensive than the TN LCD
464
What is the two different types of LCD backlights?
Cold Cathode Fluorescent Lamp (CCFL) and LED
465
What is a Plasma display?
A display of tiny noble gas and mercury where voltage is powered to them to form a plasma
466
What is a positive for a plasma display?(2)
Very fast response times, Great color representation
467
What is common in digital projectors?
LCD
468
What is a OLED display?
Organic compounds emit light when receiving an electric current
469
Does an OLED display need a backlight?
No
470
What is a negative for OLED displays?
The organic compounds degrade overtime so it has a short life span
471
What is a refresh rate measured in?
Hz
472
What is the common refresh rates for LCD? (3)
60, 120, 144 hz
473
What is the display resolution?
Width X Height in pixels
474
What is an aspect ratio?
The ratio of width to height
475
What is a the standard monitor aspect ratio?
4:3
476
What is the aspect ratio of a wide screen monitor?
16:10
477
What is a HD aspect ratio?
16:9
478
What could cause distortion on a monitor?
The monitor isn't set to it's native resolution
479
What is native resolution?
It is the resolution the monitor was designed to be at (1920 x 1200)
480
How is the display brightness of a monitor measured?
Lumens
481
How is analog signals transmitted?
As a continuous signal
482
How are digital signals transmitted?
As discrete values (1 or 0)
483
What is a privacy filter for a monitor?
A film that you put on a monitor that will fade the screen if it is viewed from an angle
484
What is it called when you have two monitors that display two different things?
Extending the desktop
485
What is it called when you have two monitors that display the same thing?
Mirroring the desktop
486
What does extending the desktop to two monitors do?
Two monitors with different things on them
487
What does mirror the desktop to two monitors do?
Mirrors what is on one monitor to another
488
What is 16:9 aspect ratio called?
HD
489
What is 16:10 aspect ratio called?
Wide Screen
490
What is 4:3 aspect ratio called?
Standard
491
What is lumens?
How the brightness on a display is measured
492
Which type of signal send it as discrete values?
Digtial
493
Which type of signal send it as a continuous signal?
Analog
494
What is the resolution called that monitor is designed to be at?
Native resolution
495
What is it called that is width x height in pixels?
Aspect ratio
496
Is HDMI backwards compatible with DVI?
Yes
497
Is there a loss of video quality between HDMI and DVI?
No
