Question # 1

How many types of addressing in memory.

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Logical address

Physical address

Both a and b

None

System bus contains

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Address bus

Data bus

Control bus

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

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Motorola 6800 and 6809

Microprocessor 4004

Intel 8085

None

The principal of working of the cache memory largely depends on which locality.

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Spatial locality

Temporal locality

Sequentially

All of these

Which formula is used to calculate the number of read stall cycles.

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Reads read miss rate read miss penalty

Write +Wrier buffer stalls

Memory access* cache miss rate * cache miss penalty

None

Which used to generate accurate time delays and can be used for other timing application such as a real time clock an event counter a digital one shot a square wave generator and a complex wave form generator.

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8251 programmable timer

8255 programmable timer

8254 programmable timer

8259 programmable timer

How many generation of microprocessor.

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Three

Four

Five

Six

a 16 bit address bus can generate ________ address bus.

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16

32

36

64

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

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Interrupt

Transfer

Both

None

The sub program finish the return instruction recovers the return address from the.

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Queue

Stack

Program counter

Pointer

PROM stand for

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Programmable Read only memory

Erasable programmable read only memory

Both a and b

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

A microprocessor retries instructions from

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Control memory

Cache memory

Main memory

Virtual memory

The microcomputer system by using the ___ device interface

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Input

Out put

Both a and b

None

Which provided the current.

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Low cost

Slow cost

Low output

All of above

The mode of DMA are

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Single transfer

Transfer

Repeated Sigel transfer

All of these

VAM sand for

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Valid memory address

Virtual memory address

variable memory address

None

Which is the microprocessor launched by intel

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z-8

8080

8000

None

Which is the most commonly measured in term of MIPS previously millions instructing peer second.

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Microprocesser

Performance of a microprocessor.

Assembly line

None

RD stand for

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Read

Register

Request

Real

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