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

How many parts of dedicated register.

Question # 2

How bit microprocessor inexpensive a separate interface is provided with I/O device.

Question # 3

Which mode is used to double handshakes in 8255

Question # 4

CISC stand for

Question # 5

DI stand for

Question # 6

How many speed of 8088 , 8085 , 8086 microprocessor.

Question # 7

Pentium pro can address______ of memory.

Question # 8

VAM sand for

Question # 9

Which converter convert binary number into their equivalent voltages.

Question # 10

Microprocessor reference that are available in the cache are called.

Question # 11

Which is the part of memory unit

Question # 12

The cache usually gets its data from the ______ whenever the instruction or data is required by the CPU.

Question # 13

ISR stand for

Question # 14

The structure of the stack is _______ type structure.

Question # 15

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.

Question # 16

The organization of I/O devices create a difference between____

Question # 17

The status register is also called the

Question # 18

Which is the microprocessor comprises.

Question # 19

WA Stand for

Question # 20

Second generation ____________________?

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Sr.# Question Answer
1 What is the period of 3 generation.
A. 1979-1981
B. 1979-1980
C. 1978-1979
D. 1978-1986
2 To provide clarity in case of the status register_________ and __ placeholders are displayed.
A. Binary
B. Hexadecimal
C. Both
D. None
3 The external device is connected to a pin called the__ pin on the processor chip.
A. Interrupt
B. Transfer
C. Both
D. None
4 CPU can read and write data by using.
A. Control bus
B. Data Bus
C. Address bus
D. None
5 Which are the general register.
A. AX.; Accumulator
B. BX: base
C. CX: Count
D. All of these
6 How many parts of single address computer instruction.
A. 1
B. 2
C. 3
D. 4
7 VAM sand for
A. Valid memory address
B. Virtual memory address
C. variable memory address
D. None
8 Which is the architecture of microprocessor.
A. CISC
B. RISC
C. All of these
D. None
9 In 1977 which corporation introduce an updated version of the 8080- the 8085
A. Motorola
B. Intel
C. National
D. Rock well
10 DMA Stand for
A. Direct memory access
B. Direct memory allocation
C. Data memory access
D. Data memory allocation
11 Which latch is mostly used creating memory register.
A. SR-Latch
B. JK- Latch
C. D-Latch
D. T-Latch
12 AEN stand for
A. Address enable
B. Address equivalent
C. Acknowledgment enable
D. Acknowledgment equivalent
13 BCD stand for
A. Binary coded decimal
B. Binary coded decoded
C. Both a and b
D. None
14 An externa feedback resistor acts to control the.
A. Gain
B. Gate
C. Loss
D. Profit
15 Which RAM is created using MOS transistors.
A. Dynamic RAM
B. Static RAM
C. Permanent RAM
D. SD RAM
16 Which year intel corporation introduced an updated version of the 8080-the 8085
A. 1965
B. 1977
C. 1976
D. 1985
17 INT stand for
A. Input
B. Interrupt
C. Both a and b
D. None
18 CAD stand for.
A. Computer aided drafting
B. Compare aided drafting
C. Both a and b
D. None
19 _______ is the most important segment and it contains the actual assembly language instruction to be executed by the microprocessor.
A. Data segment
B. Code segment
C. Stack segment
D. Extra segment
20 Which is the main feature of 8085
A. Internal clock generator
B. Internal system controller
C. Higher clock frequency
D. All of these

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