1101 Practice Questions Flashcards

1
Q

1101-1: You have a laptop with a dead hard drive. You want to replace it with a newer SSD but have a few concerns. What disadvantages do SSDs have versus HDDs? (Choose two)

They product more heat
They are more expensive
They are more susceptible to damage
They cost more per gigabyte

A

They are more expensive

They cost more per gigabyte

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2
Q

1101-5: You’re hiking in the mountains and have brought along a mobile device that has an app with all the maps of local trails on it to ensure you dont’ get lost. You look at the map and notice that the blue dot indiciating where you are hasn’t moved since you left home. What do you need to enable in your mobile devbice for the app to work properly?

Airplane mode
GPS
WiFi
Location Services

A

Location Services

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3
Q

1101-9 In IPv6 which of the following identifies the multicast range?

::1
2001;dba:45c:1::5/64
FE80::abc:1:2/64
FF00::/8

A

FF00::/8

  • IPv6 does not use broadcasts
  • IP addresses that begin with 2001 are global unicast range and routable on the internet; the first 64 bits identifies the network
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4
Q

1101-17: You are investigating computer specifications for a new desktop workstation. If the specifications include 256kb of L2 cache, approx how much L1 cache would it be reasonable to expect the computer to have?

64 KB
256 KB
512 KB
12 MB

A

64 KB

L1 cache is usually the smallest and closest cache to a CPU, so expect it to have less than the other caches

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5
Q

1101-18: A user reports that their smartphone will not make any sounds. They have turned the phone off and back on, and the problem is still there. You check the settings and the phone is not on silent mode and the volume is set to maximum. What can you do to fix this problem?

Reset the phone to factory specifications
Replace the speakers
Replace the sound card
Replace the phone

A

Replace the phone

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6
Q

1101-21: You have installed an 802.11ac Wifi Network. The network has three overlapping WAPs. What channel width should the access points be set to in order to avoid communications problems while providing the best bandwidth?

20 MHz
40 MHz
80 MHz
It doesn’t matter on 802.11ac

A

40 MHz

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7
Q

1101-27: You are examining an existing coaxial cable installation and notice that the previous technician installed a splitter. Which of the following statements is true?

  • The splitter will cause the network connection to fail
  • The splitter will increase the distance the network signal will travel
  • The splitter will degrade the quality of the network signal
  • The splitter will have no effect on the network signal
A

The splitter will degrade the quality of the network signal

Splitters can do two things:
1. Degrade the network signal
2. Limit the distance the signal will travel

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8
Q

SD card sizes/standards

A

SD: 2GB or less, FAT12, FAT16
SDHC: 2GB to 32GB, FAT32
SDXC: 32GB to 2 TB, exFat
SDUC: 2TB to 128TB, exFat

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9
Q

1101-44: You’re considering setting up a WISP. What is an advantage of using an unlicensed frequency versus using a licensed frequency?

The frequencies are not congested
The radiated power is unlimited by regulation
The performance is better than licensed frequencies
Equipment is readily available

A

Equipment is readily available

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10
Q

What voltages are used by a motherboard?

A
  • +3.3v DC
  • +5v DC
  • +12v DC
  • -12v DC
  • older ATX PSUs also supply -5v DC from a 20-pin connector
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11
Q

1101-52: Your company produces software and employs about 20 developers. They need to program apps for different operating systems. You decide to purchase cloud based services to support the development team. What type of service should you purchase so that they can develop their programs and then test them in environments other than where they were developed?

IaaS
SaaS
PaaS
NaaS

A

PaaS

Platform as a Service adds a layer to Infrastructure as a Service that includes software development tools such as runtime environments.

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12
Q

1101-59: You just took a new display out of the box and set it up. Now you notice that it has two dead pixels. What do you do?

Return the display for a refund
Keep the display but ask for a discount
Calibrate the display
Keep the display; it is fine

A

Keep the display; it is fine

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13
Q

1101-68: You notice your friend’s smartphone is swollen. They said it happens all the time. What should be done?

Replace the battery
Replace the device
Unplug it and let it cool down, then plug it back in
Use a different power outlet

A

Replace the device

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14
Q

1101-70: All of the users on your network, wireless and wired, are complaining that they’re getting a limited connectivity message. Where will you start troubleshooting? (Choose the best answer)

The WAP
The default gateway
The switch
The router

A

The default gateway

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15
Q

1101-72: What type of display is increasingly being used in smaller mobile devices for its picture quality, lower power consumption and foldability?

IPS
OLED
LED
VA

A

OLED

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16
Q

1101-80: A computer on your network is not able to reach the DHCP server. The DHCP server assigns addresses in the 200.100.1.11 to 200.100.1.110 range. What address might this computer get when it boots up? (Choose two)

APIPA
Class C
169.254.1.101
200.100.1.15

A

APIPA

169.254.1.101

17
Q

1101-81: Which of the following is not true about DNS servers?

They translate IP address to domain names like Sybex.com
AAAA DNS records identify IPv6 addresses
A records identify IPv4 addresses
There is a setting in IP configuration to identify the DNS server to use

A

They translate IP address to domain names like Sybex.com

18
Q

1101-84: You need a cable that will run a distance of 200 feet and support speeds up to 10 Gbps. Which cable will you use?

Cat 5e
Cat 6
Cat 6a
Plenum

A

Cat 6a

19
Q

Distances for Cat 6 and Cat 6a

A
  • Cat 6
  • 10 Gbps
  • 55 meters/165 feet
  • Cat 6a
  • 10 Gpbs
  • 100 meters/328 feet
20
Q

1101-88: You are troubleshooting a computer for a user on your network. You have established a theory of probable cause. What is your next step according to the best practice methodology to resolve problems?

Establish a plan of action
Verify full system functionality
Test the theory
Implement preventative measures

A

Test the theory

21
Q

Resistive touch screen

A

Responds to pressure and is highly accurate at determining point of contact

Finger doesn’t work, but hard object like stylus or fingernail

22
Q

Capacitive touch screen

A

Works by detecting interuptions in an electric field. Cannot sense pressure

23
Q

1101-89: You are purchasing a mobile device that requires the use of a touch pen (stylus) to input information. It does not respond to the touch of a finger. What type of touch screen technology does this device use?

Tempered
Capacitive
Resistive
Object-orientated

A

Resistive

24
Q

Metered utilization

A

Cloud service billing model

user is billed like any other utility, with use

25
Q

CompTIA best practice methodology to resolve problems

A
  1. Identify the problem, which includes information gathering from the user; identifiying user changes, and if applicable, performing backups before making any changes; and inquiring about environmental or infrastructure changes
  2. Establish a theory probably cause (question the obvious). If neccesary, conduct internal or external research based on symptoms
  3. Test the theory to determine the cause. Once the theory is confirmed, determine the n ext steps to resolve the problem. If the theory is not confirmed, reestablish a new theory or escalate
  4. Establish a plan of action to resolve the problem and implement a solution
  5. Verify full system functionality and if applicable implement preventive measures
  6. Document the findings actions and outcomes