CompTIA ITF+ Domain 1 Review B

Choose the largest value from the following list.

• 1,000,000,000 bytes

• 950 MB

• 0.78 GB

• 1500 KB

Suppose you are evaluating the performance of 2 laptops. One has a faster processor than the other one. Which statement below is correct about these 2 laptops?

• The laptop with the faster processor will always perform faster than the other one.

• The laptop with the faster processor has more RAM than the other one.

• The processor does not affect system performance.

• You would need more information to determine which laptop will perform faster.

What is the correct way to describe a comparison between CPU performance and clock speed?

• The processor's clock speed gets controlled by the real-time clock chip on the motherboard.

• Internal design does not affect CPU performance.

• The processor's clock speed is one of the factors that determines CPU performance.

• There is no correlation between clock speed and CPU performance.

Which of the following is the slowest clock rate?

• 4770 MHz

• 4 GHz

• 2500 MHz

• 2.7 GHz

What does clock speed measure?

• Processor cycles per second

• Device throughput

• Data transfer rate

• Memory throughput

Which of the following has measurements listed in order from smallest to largest ?

• megabyte, gigabyte, petabyte

• petabyte, gigabyte, megabyte

• petabyte, megabyte, gigabyte

• terabyte, kilobyte, megabyte

Which of the following is equal to 1,024 bytes?

• GB

• bit

• MB

• KB

Which of the following is the largest unit of measure?

• PB

• TB

• MB

• GB

"Duplicate the problem" is part of which troubleshooting methodology step?

• Step 2 - Research knowledge base / Internet

• Step 4 - Test the theory

• Step 8 - Document findings for the future

• Step 1 - Identify the problem

What are the first and last steps of the Troubleshooting Methodology?

• Implement the solution or escalate as necessary - and - Verify full system functionality

• Establish a plan of action - and - Establish a theory of probable cause

• Identify the problem - and - Document findings for the future

• Research knowledge base / Internet - and - Test the theory to determine the cause