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CompTIA Exams > IT Concepts and Terminology > Flashcards

IT Concepts and Terminology Flashcards

1
Q

Which of the following is the smallest unit of data transfer speed?

A

Kilobits per second (Kbps)

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2
Q

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What can cause a network’s throughput to slow down?

A

Retransmissions due to errors

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3
Q

Why might your actual internet speed be different from what your ISP advertises?

A

Because of network congestion and other factors

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4
Q

If your theory is not confirmed, what is the next step?

A

Come up with a new idea

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5
Q

How can the method of starting at one end of the system help?

A

It ensures a systematic and thorough check of all components

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6
Q

Which is the next step after you confirm the functionality is restored?

A

Put in preventative measures if needed

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7
Q

What is the purpose of having the user perform their typical tasks after a fix?

A

To make sure the system is working properly

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8
Q

Why is it important to back up important data before implementing a fix?

A

To avoid losing data

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9
Q

Listen to exam instructions
Which type of file is most likely to be measured in gigabytes (GB)?

A

Video Files

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10
Q

What counting system do humans most commonly use?

A

Decimal

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11
Q

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What is one benefit of providing detailed documentation?

A

It helps if the problem comes back months later.

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12
Q

How many bytes are in a kilobyte (KB)?

A

1024

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13
Q

How many potential values can a single bit store?

A

2

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14
Q

What does bandwidth refer to in networking?

A

The highest amount of data a network can handle at once

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15
Q

How do computers use binary to represent information?

A

By using combinations of only two values: 0 and 1

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16
Q

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What is used to measure modern processors?

A

GHz

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17
Q

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What is the first step in troubleshooting a network problem?

A

Using a standard operating procedure (SOP)

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18
Q

What should you write down after replicating the problem?

A

All important symptoms and error messages

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19
Q

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Which numbering system is used to represent file permissions in Linux?

A

Octal

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20
Q

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Which of the following hexadecimal digits represents the decimal number 15?

A

F

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21
Q

Which of the following BEST represents the order of the computing cycle?

A

Input, process, storage, and output

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22
Q

In modern smartphones, what input device allows you to interact with the device using your fingers?

A

Touchscreen

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23
Q

Listen to exam instructions
What does Question the Obvious mean?

A

Check for easy and common issues first

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24
Q

Which is the next step if the implementation fails to resolve the issue?

A

Escalate the issue to a more experienced technician

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25
Q

Listen to exam instructions
What does 1 Hertz (Hz) mean?

A

One cycle per second

26
Q

Listen to exam instructions
What is the fourth step in the troubleshooting process?

A

Establish a plan and implement the fix

27
Q

What is a square wave in the context of a computer’s clock signal?

A

A wave that represents binary digits

28
Q

What is the first step in fixing a problem?

A

Identify the problem

29
Q

What should you do if you can replicate the problem?

A

Move on to figuring out how to fix it

30
Q

What does a byte represent in computing?

A

A group of 8 bits

31
Q

Where can you check the history of Windows updates?

A

In the Settings app under Update History

32
Q

What unit is used to measure a computer’s processing speed?

A

Hertz

33
Q

What should you do if a fix is delayed because you need to order parts?

A

Document up to the point of ordering parts

34
Q

A user has entered a search string into an application and clicked on the Search icon. Which of the following is the NEXT step in the computing process?

A

Process

35
Q

What is the CompTIA Troubleshooting Methodology?

A

A structured approach, or SOP, to problem-solving

36
Q

What does it mean to consider multiple approaches?

A

Try different methods to identify the problem

37
Q

What should you do if the fix might cause a lot of downtime for the organization?

A

Wait until after hours or the weekend

38
Q

Which of the following hexadecimal digits represents the decimal number 15?

A

F

39
Q

What should you do if you can replicate the problem?

A

Move on to figuring out how to fix it

40
Q

If your theory is not confirmed, what is the next step?

A

Come up with a new idea

41
Q

What should you do if a fix is delayed because you need to order parts?

A

Document up to the point of ordering parts

42
Q

What is the purpose of having the user perform their typical tasks after a fix?

A

To make sure the system is working properly

43
Q

What does bandwidth refer to in networking?

A

The highest amount of data a network can handle at once

44
Q

Why is it important to talk to the user when identifying a problem?

A

To understand the symptoms and recent changes

45
Q

What should you do before implementing a fix?

A

Make sure you have the necessary tools and permissions

46
Q

What is the primary function of output devices connected to a computer?

A

To display or produce the results of a computer’s processes to the user

47
Q

In computing, why is the hexadecimal system useful?

A

It uses fewer digits to represent binary numbers

48
Q

What does Question the Obvious mean?

A

Check for easy and common issues first

49
Q

What is the base of the hexadecimal numbering system?

A

16

50
Q

How many bits does each hexadecimal digit represent in a network address?

A

4

51
Q

What is the maximum number a single byte can hold?

A

225

52
Q

What does the term processing speed refer to?

A

How fast a computer performs a given operation or task

53
Q

What does throughput measure?

A

How much data moves through a system in one second

54
Q

What does bandwidth refer to in networking?

A

The highest amount of data a network can handle at once

55
Q

What does Unicode provide that ASCII does not?

A

Emojis

56
Q

Which unit is used to measure the speed of data transfer in networks?

A

Bits per second

57
Q

What does Mbps stand for?

A

Megabits per second

58
Q

What is the primary purpose of the ASCII format?

A

To represent characters such as letters, numbers, and symbols in bina

59
Q

What is the main limitation of the ASCII format?

A

It only supports 128 characters, primarily based on the English language

60
Q

What is different between bits and qubits?

A

Bits can be either 1 or 0, while qubits can be both 1 and 0 at the same time

CompTIA Exams (19 decks)

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