Question # 1

The upper red arrow show that CPU sends out the control signals _____ and ____ indicate the data is read from the memory.

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Memory request

Read

Both a and b

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

Secondary memory can store.

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Program store code

Compiler

Operating system

All of these

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

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Clock period

Pipelining

Through out

Flow thorugh

Which is the components of computer

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System bus

CPU

Memory unit

All these

DEC stand for

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Digital electronic computer

Digital electronic corporation

Digital equipment corporation

None

The CU is designed by using which techniques.

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HARD WIRED CONTROLS

MICRO PROGRAMMIING

NANO PROGRAMMING

All of these

Who works as cache on the variable.

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Memory

Pointer

Register

Segment

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

Which mode is used for single handshake in 8255

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Mode 0

Mode 1

Mode 2

None

In 1977 which corporation introduce an updated version of the 8080- the 8085

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Motorola

Intel

National

Rock well

The pin configuration of 8086 is available in the.

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40 pin

50 pin

30 pin

20 pin

PC's use_______ based on this architecture.

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CPU

ALU

MU

None

Which register contains the 8086/8088 flag

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Status register

Stack register

Flag register

Stand register

Accumulator based microprocessor example are.

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Intel 8085

Motorola 6809

A and B

None

Who was introduce the 80286 micro processor updated on 80086 in 1983.

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Motorola

Fairchild

Intel

all of above

A microprocessor retries instructions from

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Control memory

Cache memory

Main memory

Virtual memory

When memory write or I/O read are active data is from the processor.

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Input

Out put

Processor

None

Which is the main feature of 8085

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Internal clock generator

Internal system controller

Higher clock frequency

All of these

8254 counters can count in the

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Binary

Decimal

Hexadecimal

Both a and b

The ____________ was very successful in the calculator market at that time.

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Motorola 6800 and 6809

Microprocessor 4004

Intel 8085

None

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