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

When memory write or I/O read are active data is from the processor.

Question # 2

Which used to generate accurate time delays and can be used for other timing application such as a real time clock an event counter a digital one shot a square wave generator and a complex wave form generator.

Question # 3

ALE stand for

Question # 4

CPU can read and write data by using.

Question # 5

BIU stand for

Question # 6

How many stages has fetch execute cycle.

Question # 7

34 H& AX which operation is performed here

Question # 8

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

Question # 9

How many parts of dedicated register.

Question # 10

In which form CPU provide output

Question # 11

Which bus carry addresses

Question # 12

INT stand for

Question # 13

The area of memory with addresses near zero are called.

Question # 14

CISC stand for

Question # 15

Which is the architecture of microprocessor.

Question # 16

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

Question # 17

Secondary memory can store.

Question # 18

Micro processor is the______ of computer.

Question # 19

Which mode is used for single handshake in 8255

Question # 20

Motorola has declined from having nearly __________ share of the microprocessor market to much smaller share.

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PPSC ComputerScience Chapter 17 Important MCQ's

Sr.# Question Answer
1 Second level is a cache on the
A. Main memory
B. RAM
C. Both a and b
D. None
2 ___________ a sub system that transfer data between computer components inside a computer or between computer.
A. Chip
B. Register
C. Bus
D. processor
3 Motorola introduced _____ processor.
A. 2-bit - RISC
B. 4 bit -RISC
C. 8 bit - RISC
D. 32 bit -RISC
4 The network of wires or electronic path ways on mother board back side.
A. PCB
B. BUS
C. Both a and b
D. None
5 The upper 8 bit are called.
A. BH
B. AH
C. BL
D. DL
6 Which is the great importance's in modular programming
A. Stack segment
B. Array segment
C. Queue segment
D. All of these
7 The _____ ddress of a memory is a 20 bit address for the 8086 microprocessor.
A. Physical
B. Logical
C. Both a and b
D. None
8 IRR stand for
A. Interrupt request register
B. Input request register
C. Input resolver register
D. Interrupt resolver register
9 Each memory location has
A. Address
B. Contents
C. Both a and b
D. None
10 Which generate an interrupt to the microprocessor after a certain interval of time.
A. 8251
B. 8254
C. 8255
D. 8259

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