Hardware, Unit 2 Quiz Review

Calvin is looking to buy a new laptop and is choosing between one with multiple cores and one with a single core. What is the MAIN difference between these two machines?

• A multi-core computer has more bits per pixel, improving image quality over single-core.
• A multi-core computer has more CPUs on one chip, making it more powerful than single-core.
• A multi-core computer has a clock speed five times that of a single-core one
• A multi-core computer supports multiple monitors, unlike a single-core one

Andrew is working on his computer when he notices that some of the colors look strange. What element is MOST LIKELY not functioning properly?

• peripheral
• pixel
• driver
• storage

What is the clock speed of a cpu measured in?

• GHz
• pixels
• GB
• bits

Which of the following is another name for the "processor"?

• CPU
• RAM
• DVD
• HDD

Miguel is working on his computer, but it is storming outside and he is worried that a power surge might cause his computer to turn off unexpectedly. If the power goes out during the storm, which location will cause his data to be lost if it is stored there?

• read-only memory (ROM)
• random access memory (RAM
• hard disk drive (HDD)
• solid-state drive (SSD)

The four main parts of a computer system are the input, output, processor, and:

• core
• hardware
• software
• storage

Why is primary memory faster than secondary memory?

• primary memory has a faster clock speed
• primary memory is located closer to the CPU
• primary memory saves long-term data
• primary memory is larger than secondary memory

Alberto’s laptop has long-term storage that uses electrical grids to read and write data. This storage is also good at preserving battery life, but can be on the expensive side. It runs quietly and is very durable. Which type of long-term storage does his computer have?

• read-only memory (ROM)
• hard disk drive (HDD)
• random access memory (RAM)
• solid-state drive (SSD)

Which of the following is a type of short-term storage that stores firmware and is very hard to make changes to?

• hard disk drive (HDD)
• access memory (RAM)
• read-only memory (ROM)
• central processing unit (CPU)

In the expression 2⁵, what is the 2?

• exponent
• power
• base
• model