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 group of memory unit.

Question # 2

How many speed of 8088 , 8085 , 8086 microprocessor.

Question # 3

Which is widely used in interrupt controller with a number of microprocessor.

Question # 4

Which multiplex by ADC 0808/0809

Question # 5

HLDA stand for

Question # 6

WE stand for

Question # 7

Who is the represents the fundamental process in the operation of the CPU

Question # 8

How many types of addressing in memory.

Question # 9

The network of wires or electronic path ways on mother board back side.

Question # 10

The processer of knowing the status of device and transferring the data with matching speeds is called.

Question # 11

Which is the components of computer

Question # 12

The ram which is created using bipolar transistors is called.

Question # 13

How many stages has fetch execute cycle.

Question # 14

T1 is the time taken for the stage and there are n stages in the.

Question # 15

Who work as a cache for the page table.

Question # 16

______ stores the instruction currently being executed.

Question # 17

Which system communicates with the outside word via the I/O devices interfaced to it.

Question # 18

Which bus plays a crucial role in I/O

Question # 19

The register section is related to ____________ of the computer.

Question # 20

The standard I/O is also called.

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Sr.# Question Answer
1 Which point to the __________ of the stack
A. TOP
B. Start
C. Mid
D. None
2 The information is transferred from the ________ and_______ specified register.
A. MDR
B. CPU
C. Both a and b
D. None
3 EOC stand for
A. End of conversion
B. Emphasize of conversion
C. End of controller
D. None
4 Which are the READ operation can in simple steps.
A. Address
B. Data
C. Control
D. All these
5 MSD stand for
A. Least significant digit
B. Most significant digit
C. Medium significant digit
D. Low significant digit
6 The left side of any binary number is called.
A. Least significant digit
B. Most significant digit
C. Medium significant digit
D. Low significant digit
7 PC stand for
A. Program counter
B. Points counter
C. Paragraph counter
D. Paint counter
8 The external device is connected to a pin called the__ pin on the processor chip.
A. Interrupt
B. Transfer
C. Both
D. None
9 HLDA stand for
A. High acknowledgment
B. Hold acknowledgement
C. High access
D. Hold access
10 ISA stand for
A. Instruct set area
B. Instruction set architecture
C. Both a and b
D. None
11 Customized ROMS are called.
A. Mask ROM
B. Flash ROM
C. EPROM
D. None
12 The point where control returns after a subprogram is completed is known as the.
A. Return address
B. Main address
C. Program address
D. Current address
13 The microcomputer system by using the ___ device interface
A. Input
B. Out put
C. Both a and b
D. None
14 _______ 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
15 NMI stand for
A. Non mask able interrupt
B. Non mistake interrupt
C. Both a and b
D. None
16 When memory write or I/O read are active data is from the processor.
A. Input
B. Out put
C. Processor
D. None
17 How many types of primary register.
A. 1
B. 2
C. 3
D. 4
18 Which statement is false about WR signal
A. WR signal controls the input buffer
B. the bar over Wr means that this is an active low signal
C. the bar over WR means that this is an active high signal
D. If WR is 0 then the input data reaches the latch input.
19 Which is not the control bus signal
A. READ
B. WRITE
C. RESET
D. None
20 CISC stand for
A. Complex instruction set computer
B. Computer instruct set of computer
C. Compared instruction set computer
D. None

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