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

WA Stand for

Question # 2

Which is a programmable communication interface.

Question # 3

The principal of working of the cache memory largely depends on which locality.

Question # 4

The cache usually gets its data from the ______ whenever the instruction or data is required by the CPU.

Question # 5

8254 gate of a counter is to either

Question # 6

The memory system is said to be effective if the access time of the cache is close to the effective access time of the.

Question # 7

Power PC microprocessor architecture is developed by.

Question # 8

MAR stand for

Question # 9

The processer of knowing the status of device and transferring the data with matching speeds is called.

Question # 10

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

Question # 11

The parity bits are used to check that a.

Question # 12

The organization of I/O devices create a difference between____

Question # 13

How can we make computers work faster.

Question # 14

Which is the small amount of highs speed memory used to work directly with the microprocessor

Question # 15

8254 programmable timer counter has.

Question # 16

Motorola introduced 32 bit RISC processor called.

Question # 17

CISC stand for

Question # 18

the CPU Sends out a _______ signal to indicate that valid data is available on the data bus.

Question # 19

GUI stand for

Question # 20

SI Stand for

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Sr.# Question Answer
1 AL 7 99H which operation is performed here
A. Input
B. Out put
C. Both a and b
D. None
2 The 16 bit register is separated into groups of 4 bit where each groups is called.
A. BCD
B. Nibble
C. Half byte
D. None
3 Microprocessor reference that are available in the cache are called.
A. Cache hits
B. Cache line
C. Cache misses
D. Cache memory
4 The parity bits are used to check that a.
A. Two bit error
B. Single bit error
C. Multi bit error
D. None
5 IR stand for
A. Intel register
B. In computer register
C. Index register
D. Instruction register
6 What is the period of fourth generation
A. 1979 - 1980
B. 1981-1995
C. 1995-2000
D. 1974-1980
7 A central processing unit fabricated on a single chip of semiconductor is called.
A. RAM
B. ROM
C. Microprocessor
D. None
8 Which technique is uses for main memory array design.
A. Linear decoding
B. Fully decoding
C. Both a and b
D. None
9 Which provided the current.
A. Low cost
B. Slow cost
C. Low output
D. All of above
10 Which is designed is automatically manage the handshake operation.
A. 8251
B. 8254
C. 8255
D. 8259

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