题目内容

Which of the following is known as the heart and brains of a computer?

A. Optical drive
B. Motherboard
CPU
D. Memory

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The ________ is a group of microchips on the motherboard that control the flow of data and instructions sent to and from the processor.

A. PCIe
B. Chipset
C. RAM
D. CPU

When data and instructions are not being used, they must be kept in permanent storage. It is sometimes called ________ storage.

A. Secondary
B. Primary
C. Volatile
D. Hard

Which of the following raid levels provides maximum usable disk space?

A. RAID 1
B. RAID 0
C. RAID 5
D. RAID 6

Data and instructions cannot be processed by the CPU from remote storage such as a hard disk or cloud storage. They must first be copied into ________ storage for processing.

A. flash memory
B. ROM
C. non-volatile
D. primary