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

SBA stand for

Question # 2

SP stand for

Question # 3

Which are the categorized of Flag

Question # 4

In which register instruction is decoded prepared and ultimately executed.

Question # 5

The beginning of very efficient ______ microprocessor in second generation.

Question # 6

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

Question # 7

Which are the READ operation can in simple steps.

Question # 8

SAM stand for

Question # 9

Which processor provided 1 MB memory.

Question # 10

_______ is the most important segment and it contains the actual assembly language instruction to be executed by the microprocessor.

Question # 11

Eight of the register are known as.

Question # 12

How many generation of microprocessor.

Question # 13

How many modes in 8254

Question # 14

Which latch is mostly used creating memory register.

Question # 15

There are primarily two types of register

Question # 16

Which bus carry addresses

Question # 17

8254 programmable timer counter has two inputs signals.

Question # 18

How many speed of 8088 , 8085 , 8086 microprocessor.

Question # 19

The information on the data bus in transferred to the ______ register.

Question # 20

Micro processor is fabricated on single chip using.

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Sr.# Question Answer
1 Which of some of popular processor.
A. Motorola 6800 and 6809
B. Intel 8085
C. Zilog Z 80
D. All above
2 The four index register can be used for.
A. Arithmetic operation
B. Multipulation operation
C. Subtraction operation
D. All of these
3 8254 programmable timer counter has.
A. 1 output signal
B. 2 out put signal
C. 3 out put signal
D. 4 out put signal
4 EOC stand for
A. End of conversion
B. Emphasize of conversion
C. End of controller
D. None
5 When memory write or I/O read are active data is from the processor.
A. Input
B. Out put
C. Processor
D. None
6 The status register is also called the
A. Condition code register
B. Flag register
C. a and b
D. None
7 Which formula is used to calculate the number of write stall cycles.
A. Reads * read miss rate* read miss penalty
B. write * write miss + Write buffer stalls
C. Memory access* cache miss rate * cache miss penalty
D. None
8 The data in the stack is called.
A. Pushing data
B. Pushed
C. Pulling
D. None
9 RD stand for
A. Read
B. Register
C. Request
D. Real
10 LA stand for
A. Load accumulator
B. Least accumulator
C. Last accumulator
D. None
11 MEMER and MEMW means
A. Memory read
B. Memory write
C. Both a and b
D. None
12 Which storage technique does not decoding circuit.
A. Linear decoding
B. Fully decoding
C. partially
D. None
13 The parity bits are used to check that a.
A. Two bit error
B. Single bit error
C. Multi bit error
D. None
14 The area of memory with addresses near zero are called.
A. High memory
B. Mid memory
C. Memory
D. Low memory
15 In which form CPU provide output
A. Computer signals
B. Digital signals
C. Metal signals
D. None
16 Who is the represents the fundamental process in the operation of the CPU
A. The fetch execute cycle and pipelining.
B. The assembly
C. Both a and b
D. None
17 Which is the commonly used programmable interface and particular used to provide handshaking.
A. 8251
B. 8354
C. 8459
D. 8255
18 EB stand for
A. Effect buffers
B. Effecting buffers
C. Effect ion buffers
D. Eviction buffers
19 ___________ a sub system that transfer data between computer components inside a computer or between computer.
A. Chip
B. Register
C. Bus
D. processor
20 Which is the microprocessor comprises.
A. Register section
B. One or more ALU
C. Control unit
D. All of these

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