Question # 1

Which is the main feature of 8085

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Internal clock generator

Internal system controller

Higher clock frequency

All of these

IRR stand for

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Interrupt request register

Input request register

Input resolver register

Interrupt resolver register

The point where control returns after a subprogram is completed is known as the.

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Return address

Main address

Program address

Current address

MOS stand for

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Metal oxide semiconductor

Memory oxide semiconductor

Metal oxide select

None

Which is the state of gate signal ft normal contains.

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Low

High

Un defined

None

Which year intel corporation introduced an updated version of the 8080-the 8085

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1965

1977

1976

1985

ICW stand for

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interrupt command words

Interrupt command write

Initialization command words

Initialization command write

Which are the categorized of Flag

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Conditional flag

Control flag

Both a and b

None

Alpha AXP is developed by

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DEC

IBM

Motorola

Intel

The time taken for all stages of the assembly line to become active is called the

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Flow through time

Clock period

Through put

All of these

A nibble can be represented in the from of.

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Octal digit

Decimal

Hexa decimal

None

The structure of the stack is _______ type structure.

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First in last out

Last in last out

Both a and b

None

SP stand for

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Stack pointer

Stack POP

Stack Push

None

Which chip is used for analogue to digital converter.

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0809

0808

Both a and b

None

EB stand for

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Effect buffers

Effecting buffers

Effect ion buffers

Eviction buffers

The range of this rating for which microprocessor of.

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VLSI

Motorola

Intel

Zilog

VGA stands for

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Visual graph area

Visual graphics array

Visual graph accept

All of these

The external device is connected to a pin called the_____ pin on the processor chip

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Interrupt

Tranasfer

Both a and b

None

The ___________ of can assembly line to be 1/tp.

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Clock period

Pipelining

Through out

Flow thorugh

How many types of microprocessor comprieses.

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3

6

4

9

Which is the important part of a combinational logic block

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Index register

barrel shifter

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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