Question # 1

The external system bus architecture is created using from ______ architecture.

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Pascal

Dennis Ritchie

Charles Babbage

Von Neumann

The clock period is denoted by

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Tp

T1+T2+T3.....................+ Tn

P1

None

INTR it implies the ___ signal

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Interrupt request

Interrupt Right

Interrupt Rough

interrupt Reset

Which is 16 bit microprocessor .

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8088

8086

8085

All of these

Customized ROMS are called.

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Mask ROM

Flash ROM

EPROM

None

Which type of RAM need regular referred.

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Dynamic RAM

Static RAM

Permanent RAM

SD RAM

Which multiplex by ADC 0808/0809

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2:4

3:8

4:16

None

The register can be divided are.

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3

4

5

6

Which is responsible for all the outside world communication by the microprocessor.

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BIU

PIU

TIU

LIU

Which are the flags of status register.

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Over flow flag

carry flag

Half carry flag

All of these

Who is the determined by the time taken by the stages the requires the most processing time.

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Clock period

Flow through

Through out

None

The _____ ddress of a memory is a 20 bit address for the 8086 microprocessor.

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Physical

Logical

Both a and b

None

VAM sand for

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Valid memory address

Virtual memory address

variable memory address

None

MOC stand for

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Memory operation complex

Micro operation complex

Memory operation complete

None

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

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Data segment

Code segment

Stack segment

Extra segment

How many bit of instruction on our simple computer consist of one

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2-bit

6-bit

12-bit

None

Which are used for port B in 8255

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CPO-PC2

PC3-PC7

PC6-PC7

PC3-CP5

Which latch is mostly used creating memory register.

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SR-Latch

JK- Latch

D-Latch

T-Latch

Microprocessor reference that are available in the cache are called.

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Cache hits

Cache line

Cache misses

Cache memory

Secondary memory can store.

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Program store code

Compiler

Operating system

All of these

Which are used DMA controllers with 8085/8086 microprocessor.

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8237

8357

Both a and b

None

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PPSC Computer Science Chapter 17 Microprocessor And Assembly Language Online Test MCQs With Answers

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