PPSC Computer Science Topic 17 MCQ's Test Preparation

PPSC conducts competitive exams throughout the year. It comes with different tests according to the vacant positions by the government agencies. PPSC arranges a separate test for every single subject and computer science is one of those subjects. Students who are specialists in the computer science field and want to start their professional career through government agencies are offered best wishes and, at the same time, they are advised to prepare well to appear for the PPSC test. Well, those who are looking for better practice they are invited by Ilmkidunya to get better preparation through the given PPSC sample tests.

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

Who works as cache on the variable.

Question # 2

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

Question # 3

Which are used for port B in 8255

Question # 4

How many stages has fetch execute cycle.

Question # 5

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

Question # 6

How many group of memory unit.

Question # 7

How many types of primary register.

Question # 8

How many ways fo transferring data between the microprocessor and a physical I/O device.

Question # 9

Which is 16 bit microprocessor .

Question # 10

T1 is the time taken for the stage and there are n stages in the.

Question # 11

Which is the type of microcomputer memory

Question # 12

The processor uses the stack to keep track of where the items are stored on it this by using the.

Question # 13

Cache can be controlled.

Question # 14

Which is the part of memory unit

Question # 15

ISR stand for

Question # 16

The growth of SSI up to.

Question # 17

When CS_ the chip is not selected at all hence D7 to D0 are driven to high impendence state.

Question # 18

How bit microprocessor inexpensive a separate interface is provided with I/O device.

Question # 19

_________ causes the address of the next microprocessor to be obtained from the memory.

Question # 20

The ____________ was very successful in the calculator market at that time.

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PPSC ComputerScience Chapter 17 Important MCQ's

Sr.# Question Answer
1 LRB stand for
A. Line ready buffers
B. Line root buffers
C. Line read buffers
D. Line right buffers
2 How many bit or MAR register
A. 8 bit
B. 16 bit
C. 32 bit
D. 64 bit
3 PA stand for
A. Project address
B. Physical address
C. Pin address
D. Pointer address
4 Name of typical dedicated regtister.
A. PC
B. IR
C. SP
D. All these
5 Which is the small amount of highs speed memory used to work directly with the microprocessor
A. Cache
B. Case
C. Cost
D. Coos
6 Which chip used for AD & DA converters in 8086 processor.
A. 8251
B. 8255
C. 8254
D. 8259
7 HLDA stand for
A. High acknowledgment
B. Hold acknowledgement
C. High access
D. Hold access
8 IRR stand for
A. Interrupt request register
B. Input request register
C. Input resolver register
D. Interrupt resolver register
9 MAR stand for
A. Memory address register
B. Memory data recode
C. Micro data register
D. None
10 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

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