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

IR stand for

Question # 2

How are the growth of SSI technology in.

Question # 3

Which are used DMA controllers with 8085/8086 microprocessor.

Question # 4

OCW stand for

Question # 5

Which Bus connects CPU and level 2 cache

Question # 6

MAR stand for

Question # 7

Which mode is used to double handshakes in 8255

Question # 8

Which are the architectural paradigms in microprocessor.

Question # 9

IRR stand for

Question # 10

Alpha AXP is developed by

Question # 11

MOC stand for

Question # 12

Which system communicates with the outside word via the I/O devices interfaced to it.

Question # 13

Which is designed is automatically manage the handshake operation.

Question # 14

They were fabricated using a low powered version of the HMOS technology called.

Question # 15

Which is the components of computer

Question # 16

How many modes in 8254

Question # 17

MEMER and MEMW means

Question # 18

A central processing unit fabricated on a single chip of semiconductor is called.

Question # 19

Which register is a temporary storage location.

Question # 20

The standard I/O is also called.

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Sr.# Question Answer
1 ICW stand for
A. interrupt command words
B. Interrupt command write
C. Initialization command words
D. Initialization command write
2 RISC stand for.
A. Reduced instruction set computer
B. Reduced instruct set compare
C. Reduce instruction stand computer
D. All of these
3 RD stand for
A. Read
B. Register
C. Request
D. Real
4 Which is the basic stack operation
A. Push
B. POP
C. Both a and b
D. None
5 ISA stand for
A. Instruct set area
B. Instruction set architecture
C. Both a and b
D. None
6 MAR stand for
A. Memory address register
B. Memory data recode
C. Micro data register
D. None
7 In 1977 which corporation introduce an updated version of the 8080- the 8085
A. Motorola
B. Intel
C. National
D. Rock well
8 WE stand for
A. Write enable
B. Wrote enable
C. Write envy
D. None
9 SBA stand for
A. Segment bus address
B. Segment not address
C. Segment base address
D. Segment byte address
10 How many bit micro processor in the era marked beginning of fourth generation
A. 4 bits
B. 8 bit
C. 16 bit
D. 32 bit
11 EOC stand for
A. End of conversion
B. Emphasize of conversion
C. End of controller
D. None
12 PC stand for
A. Program counter
B. Points counter
C. Paragraph counter
D. Paint counter
13 AL 7 99H which operation is performed here
A. Input
B. Out put
C. Both a and b
D. None
14 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
15 MOC stand for
A. Memory operation complex
B. Micro operation complex
C. Memory operation complete
D. None
16 Which is a programmable communication interface.
A. 8255
B. 8254
C. 8251
D. 8359
17 Which are the flags of status register.
A. Over flow flag
B. carry flag
C. Half carry flag
D. All of these
18 A nibble can be represented in the from of.
A. Octal digit
B. Decimal
C. Hexa decimal
D. None
19 How many speed of 8088 , 8085 , 8086 microprocessor.
A. 2.5 million instructions per second
B. 1.5 Million instruction per second
C. 3.5 Million instruction second
D. 1.6 Million instruction per second
20 ______ stores the instruction currently being executed.
A. Instruction register
B. Current register
C. Both a and b
D. None

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