IT Concepts and Terminology

Question 1

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

Answer 1

Kilobits per second (Kbps)

Question 2

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

Answer 2

Retransmissions due to errors

Question 3

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

Answer 3

Because of network congestion and other factors

Question 4

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

Answer 4

Come up with a new idea

Question 5

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

Answer 5

It ensures a systematic and thorough check of all components

Question 6

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

Answer 6

Put in preventative measures if needed

Question 7

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

Answer 7

To make sure the system is working properly

Question 8

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

Answer 8

To avoid losing data

Question 9

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

Answer 9

Video Files

Question 10

What counting system do humans most commonly use?

Answer 10

Decimal

Question 11

Listen to exam instructions
What is one benefit of providing detailed documentation?

Answer 11

It helps if the problem comes back months later.

Question 12

How many bytes are in a kilobyte (KB)?

Answer 12

1024

Question 13

How many potential values can a single bit store?

Answer 13

2

Question 14

What does bandwidth refer to in networking?

Answer 14

The highest amount of data a network can handle at once

Question 15

How do computers use binary to represent information?

Answer 15

By using combinations of only two values: 0 and 1

Question 16

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What is used to measure modern processors?

Answer 16

GHz

Question 17

Listen to exam instructions
What is the first step in troubleshooting a network problem?

Answer 17

Using a standard operating procedure (SOP)

Question 18

What should you write down after replicating the problem?

Answer 18

All important symptoms and error messages

Question 19

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

Answer 19

Octal

Question 20

Listen to exam instructions
Which of the following hexadecimal digits represents the decimal number 15?

Answer 20

F

Question 21

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

Answer 21

Input, process, storage, and output

Question 22

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

Answer 22

Touchscreen

Question 23

Listen to exam instructions
What does Question the Obvious mean?

Answer 23

Check for easy and common issues first

Question 24

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

Answer 24

Escalate the issue to a more experienced technician

Question 25

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

Answer 25

One cycle per second

Question 26

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

Answer 26

Establish a plan and implement the fix

Question 27

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

Answer 27

A wave that represents binary digits

Question 28

What is the first step in fixing a problem?

Answer 28

Identify the problem

Question 29

What should you do if you can replicate the problem?

Answer 29

Move on to figuring out how to fix it

Question 30

What does a byte represent in computing?

Answer 30

A group of 8 bits

Question 31

Where can you check the history of Windows updates?

Answer 31

In the Settings app under Update History

Question 32

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

Answer 32

Hertz

Question 33

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

Answer 33

Document up to the point of ordering parts

Question 34

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?

Answer 34

Process

Question 35

What is the CompTIA Troubleshooting Methodology?

Answer 35

A structured approach, or SOP, to problem-solving

Question 36

What does it mean to consider multiple approaches?

Answer 36

Try different methods to identify the problem

Question 37

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

Answer 37

Wait until after hours or the weekend

Question 38

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

Answer 38

F

Question 39

What should you do if you can replicate the problem?

Answer 39

Move on to figuring out how to fix it

Question 40

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

Answer 40

Come up with a new idea

Question 41

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

Answer 41

Document up to the point of ordering parts

Question 42

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

Answer 42

To make sure the system is working properly

Question 43

What does bandwidth refer to in networking?

Answer 43

The highest amount of data a network can handle at once

Question 44

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

Answer 44

To understand the symptoms and recent changes

Question 45

What should you do before implementing a fix?

Answer 45

Make sure you have the necessary tools and permissions

Question 46

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

Answer 46

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

Question 47

In computing, why is the hexadecimal system useful?

Answer 47

It uses fewer digits to represent binary numbers

Question 48

What does Question the Obvious mean?

Answer 48

Check for easy and common issues first

Question 49

What is the base of the hexadecimal numbering system?

Answer 49

16

Question 50

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

Answer 50

4

Question 51

What is the maximum number a single byte can hold?

Answer 51

225

Question 52

What does the term processing speed refer to?

Answer 52

How fast a computer performs a given operation or task

Question 53

What does throughput measure?

Answer 53

How much data moves through a system in one second

Question 54

What does bandwidth refer to in networking?

Answer 54

The highest amount of data a network can handle at once

Question 55

What does Unicode provide that ASCII does not?

Answer 55

Emojis

Question 56

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

Answer 56

Bits per second

Question 57

What does Mbps stand for?

Answer 57

Megabits per second

Question 58

What is the primary purpose of the ASCII format?

Answer 58

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

Question 59

What is the main limitation of the ASCII format?

Answer 59

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

Question 60

What is different between bits and qubits?

Answer 60

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