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

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

#83 which of the following is not arithmetic instruction?

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

#84 ________ 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

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

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

#86 ___________ 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

#87 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

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

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

#89 which of the following is the fastest slots?

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

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