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

Which bus plays a crucial role in I/O

Question # 2

BIU stand for

Question # 3

How many bit MC6800 mIcroprocessor.

Question # 4

Which is the microprocessor launched by Motorola corporation introduced.

Question # 5

A fourth bit called the

Question # 6

MSD stand for

Question # 7

The organization of I/O devices create a difference between____

Question # 8

Which is the great importance's in modular programming

Question # 9

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 # 10

Which are the four categories of registers.

Question # 11

The growth of vacuum tube technology has been listed as follow.

Question # 12

Which point to the __________ of the stack

Question # 13

A microprocessor retries instructions from

Question # 14

The growth of SSI up to.

Question # 15

MOS stand for

Question # 16

8254 programmable timer counter has.

Question # 17

Which is the important part of a combinational logic block

Question # 18

The amount of information which can be plead at one time in the cache memory is called.

Question # 19

Which are the part of architecture of 8086

Question # 20

What is the store by register.

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PPSC ComputerScience Chapter 17 Important MCQ's

Sr.# Question Answer
1 Which are used for port A in 8255 mode 1.
A. PC0-PC2
B. PC3-PC7
C. PC6-PC7
D. PC3-PC5
2 8254 programmable timer counter has two inputs signals.
A. CLK
B. Gate
C. Both a and b
D. None
3 The lower and bit are called.
A. AL
B. CL
C. BL
D. DL
4 They were fabricated using a low powered version of the HMOS technology called.
A. HSMOS
B. HCMOS
C. HSSOM
D. None
5 PC stand for
A. Program counter
B. Points counter
C. Paragraph counter
D. Paint counter
6 A central processing unit fabricated on a single chip of semiconductor is called.
A. RAM
B. ROM
C. Microprocessor
D. None
7 PROM stand for
A. Programmable Read only memory
B. Erasable programmable read only memory
C. Both a and b
D. None
8 Which is the part of memory unit
A. Processor memory
B. Main memory
C. Secondary memory
D. All of these
9 Which formula is used to calculate the number of read stall cycles.
A. None
B. Reads read miss rate read miss penalty
C. Write +Wrier buffer stalls
D. Memory access* cache miss rate * cache miss penalty
10 the CPU Sends out a _______ signal to indicate that valid data is available on the data bus.
A. READ
B. WRITE
C. Both a and b
D. None

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