CM 2023 4TH CYCLE REVIEW EXAM

Which computer resource allows a device to bypass the processor and directly access memory?

• IRQ

• DMA

• RAM

• CACHE

Which component of the boot sequence analyzes hardware devices before loading the operating system?

• bootstrap loader

• setup utility

• power-on self-test 

• system diagnostics

Which factor determines the speed of the CPU?

• processor socket

• motherboard form factor

• external clock on the motherboard

• size of the address bus

Which expansion slot is now most commonly used on new motherboards?

• extended industry standard architecture (EISA)

• peripheral component interconnect (PCI)

• industry standard architecture (ISA)

• micro channel architecture (MCA)

What is the standard resolution for VGA mode?

• 640x480

• 800x600

• 1024x768

• 1600x1200

How many read/write heads are in a hard drive that contains three platters?

• 1

• 3

• 6

• 7

Pixels consist of which colors?

• red, green, and blue

• red, blue, and yellow

• blue, green, and yellow

• blue, green, and black

What is the default SCSI ID of the SCSI controller card?

• 0

• 6

• 8

• 7

How many interrupts do AT computers now have?

• 16

• 15

• 8

• 7

What is the maximum number of devices that can be connected to a typical SCSI 1 controller card?

• 6

• 7

• 8

• 2