Chapt 8 Flashcards
The RJ-11 _______ jack connects devices such as?
The RJ-11 telephone jack connects a device called a dial-up modem (analog modem) or a fax device to a telephone line
To send info over the phone line the modem has to translate _________ signals into _______ form
The connecting modem translated digital signals into analog form
10Mbps data rate is what cable?
Cat 3
Cat 3 has a speed of?
10Mbps
What cable would be needed for a data transfer rate of 1000Mbps
Cat 5e or Cat 6
What cable would be needed for a data transfer rate of 10000Mbps
Cat 6, 6e or 7
How fast is ‘Fast Ethernet’?
100Mbps
How fast is ‘Gigabit Ethernet’?
1000Mbps
How fast is ‘10G Base T Ethernet’?
10000Mbps
The three types of wireless connections you need to understand for the CompTIA IT Fundamentals+ exam are ?
wireless Ethernet (Wi-Fi), Bluetooth, and NFC
Class 1 Bluetooth has a power of _______ and a range of ______?
100 mW
100 meters, 328 feet
Class 2 Bluetooth has a power of _______ and a range of ______?
2.5 mW
10 meters, 33 feet
Class 3 Bluetooth has a power of _______ and a range of ______?
1 mW
Less than 10 meters
A single USB port, also known as a ?
Root hub
Usb v2.0 - name - speed - color
Hi-Speed USB
480Mbps
Black
Usb v3.0 - name - speed - color
SuperSpeed usb 5Gbps Blue
Usb v3.0 Gen 2 - name - speed - color
SuperSpeed+ usb 10 Gbps red
What does a yellow usb port signify?
High-amperage USB 3.0 ports for charging tablets are marked in yellow.
Usb type B connector for peripherals looks like a?
House
Usb type mini-B connector for peripherals looks like a?
A trapezoid
A usb micro-B connector is also known as?
Usb on the go
A usb micro-B connector looks like?
A smooth/sloped trapezoid
A usb 3.x micro-B connector looks like
xxxxxxxxx xxxx
xxxxxxxxxxx xxxx
xxxxxxxxxxxxxxxxxxx
A usb 3.x type-B connector looks like
Taller than house connection
T/F
USB ports are backward compatible with all previous versions
T
if you plug a USB 3.0 flash drive into a USB 2.0 port, data will be transferred at what speed
USB 2.0 (480Mbps)
To get the details about the USB devices connected to your MacBook or other macOS computer, click ?
click the Apple icon in the upper-left corner of the screen, click About this Mac, and click System Report
FireWire 400 (also known as IEEE-1394a) runs at up to ?Mbps, making it (faster or slower) than its rival USB 1.1 (?Mbps).
FireWire 400 (also known as IEEE-1394a) runs at up to 400Mbps, making it much faster than its rival USB 1.1 (12Mbps).
FireWire 800 (IEEE ?, ?Mbps)
(IEEE 1394b, 800Mbps)
the Bilingual connector can what host devices?
the Bilingual connector can host either FireWire 800 or FireWire 400 devices
the FireWire Beta connector can host which devices
FireWire 800 only
Thunderbolt uses the same connection for computers and peripherals, making the cable?
completely reversible
RAID
Redundant Array of Independent Disks (RAID)
What supports daisy-chained peripherals?
Thunderbolt, unlike USB, supports daisy-chained peripherals.
Thunderbolt 1 speed?
10Gbps
Thunderbolt 2 speed?
20Gbps
Thunderbolt 3 speed?
30Gbps
A transceiver is a combination ? ?
A transceiver is a combination transmitter/receiver
VGA Port looks like? And has ____ pins
Blue trapezoid with 15 pins
VGA has _____ signal type
Analog
VGA stands for:
Video Graphics Array
VGA can support up to ? resolution
1080p (full HD) resolution
DVI stands for:
The digital visual interface (DVI)
4k is what resolution
4K (3840×2160 dots)
