MCQs

#65 How many op-codes do a zero-Address instruction has?

A) 1
B) 2
C) 3
D) 0
Answer: A

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#66 which of the following is not arithmetic instruction?

A) DIV
B) MUL
C) SUB
D) JMP
Answer: D

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#67 ________ changes alternating current (AC) to low-voltage direct current (DC) to operate the processor and peripheral devices.

A) Motherboard
B) Power supply
C) Output unit
D) Register
Answer: B

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#68 which of the following is the firmware built into the computer system ?

A) Slot
B) RAM
C) Port
D) BIOS
Answer: D

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#69 ___________ are the opening or sockets in a computer motherboard where a circuit board or expansion card can be inserted to add new functionalities to the computer.

A) BIOS
B) Ports
C) Power supplies
D) Expansion slots
Answer: D

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#70 which of the following port is a high-speed point-to-point channel (pathway),primarily used for 3D computer graphics ?

A) AGP
B) PCI
C) PCIe
D) ISA
Answer: A

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#71 __________ is a new technology cable for connecting storage drives to computer .

A) IDE
B) PCIe
C) FD
D) SATA
Answer: D

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#72 which of the following is the fastest slots?

A) AGP
B) PCIe
C) FD
D) ISA
Answer: B

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