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

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

Question # 2

The register section is related to ____________ of the computer.

Question # 3

CISC stand for

Question # 4

A computer which has the microprocessor as ________ is called as a micro computer.

Question # 5

DS stand for

Question # 6

The index high order bits in the address known as.

Question # 7

Eight of the register are known as.

Question # 8

How many modes in 8254

Question # 9

The act of acquiring an instruction is referred as the ____ the instruction

Question # 10

AL stand for

Question # 11

The data in the stack is called.

Question # 12

Which technology using the microprocessor is fabricated on single chip

Question # 13

The fetch execute cycle is to use a system know as.

Question # 14

Which are used for port A in 8255 mode 1.

Question # 15

HR stand for.

Question # 16

Motorola introduced 32 bit RISC processor called.

Question # 17

Which are used for port B in 8255

Question # 18

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

Question # 19

Which flag are used to record specific characteristics of arithmetic and logical instructions.

Question # 20

Which technology speed faster and highere density.

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PPSC ComputerScience Chapter 17 Important MCQ's

Sr.# Question Answer
1 Which is responsible for all the outside world communication by the microprocessor.
A. BIU
B. PIU
C. TIU
D. LIU
2 Which is the most commonly measured in term of MIPS previously millions instructing peer second.
A. Microprocesser
B. Performance of a microprocessor.
C. Assembly line
D. None
3 The external device is connected to a pin called the_____ pin on the processor chip
A. Interrupt
B. Tranasfer
C. Both a and b
D. None
4 Which multiplex by ADC 0808/0809
A. 2:4
B. 3:8
C. 4:16
D. None
5 WA Stand for
A. Write allocate
B. Wrote allocate
C. Way allocate
D. Word allocate
6 Which are used DMA controllers with 8085/8086 microprocessor.
A. 8237
B. 8357
C. Both a and b
D. None
7 Which is used to store critical pieces of data during subroutines and interrupts.
A. Stack
B. Queue
C. Accumulator
D. Data register
8 A computer which has the microprocessor as ________ is called as a micro computer.
A. CPU
B. ALU
C. RU
D. None
9 Third generation micro processor is dominated by _______ micro processor.
A. 8 bit
B. 4 bit
C. 16 bit
D. 64 bit
10 L1 cache memory is places at
A. On processor
B. On mother board
C. On memory
D. All of these

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