PPSC Computer Science Topic 17 MCQ's Test Preparation

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MCQ's Test For PPSC Computer Science Topic 17 Microprocessor And Assembly Language

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PPSC Computer Science Topic 17 Microprocessor And Assembly Language

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Question # 1

The problems of bus confit and spares address distribution are eliminated by the use of ___ address technique.

Question # 2

AEN stand for

Question # 3

Micro processor is the______ of computer.

Question # 4

The area of memory with addresses near zero are called.

Question # 5

__________ Memory system which is discussed later can improve matters in this respect.

Question # 6

LFB stand for

Question # 7

Which is the microprocessor launched by intel

Question # 8

The left side of any binary number is called.

Question # 9

Which is the microprocessor launch by Fairchild company

Question # 10

The DMA controllers are special hardware embedded into the chip in modern integrate processor that __________ and ________ to the system.

Question # 11

In microprocessor one of the operands holds a special register called.

Question # 12

Which year intel family ensured.

Question # 13

WA Stand for

Question # 14

A fourth bit called the

Question # 15

___________ a sub system that transfer data between computer components inside a computer or between computer.

Question # 16

Which are used for port B in 8255

Question # 17

Which are the cache controller ports.

Question # 18

Using 12 binary digits how many queue house addresses would be possible.

Question # 19

Which Bus connects CPU and level 2 cache

Question # 20

DIP stand for

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Sr.# Question Answer
1 Which register is used to communicate with memory.
A. MAR
B. MDR
C. Both a and b
D. None
2 Micro processor is fabricated on single chip using.
A. MOS
B. ALU
C. CPU
D. All of these
3 The lower and bit are called.
A. AL
B. CL
C. BL
D. DL
4 Which technology speed faster and highere density.
A. PMOS
B. NMOS
C. HMOS
D. All above
5 HMOS stand for
A. High performance metal oxide semiconductor
B. High processor metal oxide semiconductor
C. Both a and b
D. None
6 The pin configuration of 8086 is available in the.
A. 40 pin
B. 50 pin
C. 30 pin
D. 20 pin
7 In 1977 which corporation introduce an updated version of the 8080- the 8085
A. Motorola
B. Intel
C. National
D. Rock well
8 The memory system is said to be effective if the access time of the cache is close to the effective access time of the.
A. ROM
B. RAM
C. HDD
D. Processor
9 Which is called super highway
A. Processor
B. Multiplexer
C. Backbone bus
D. None
10 Which is a programmable communication interface.
A. 8255
B. 8254
C. 8251
D. 8359

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