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Syllabus

NEC Computer · Practice

Chapters & sets

1. Basic Electrical and Electronics

Basic Electrical

Set 1106

Basic Electronics

Set 171 Set 233

2. Digital Logic and Microprocessor

Digital Logic

Set 150 Set 250 Set 350 Set 450 Set 550 Set 650 Set 749 Set 851 Set 950 Set 1050 Set 1150 Set 1232

Microprocessor

Set 150 Set 250 Set 350 Set 445 Set 550 Set 650 Set 720 Set 850 Set 969

3. Programming Language and Its Applications

Mixed chapter MCQs

Set 150 Set 249 Set 349 Set 451 Set 540

4. Computer Organization and Embedded System

Mixed chapter MCQs

Set 150 Set 249 Set 350 Set 450 Set 550 Set 650 Set 750 Set 849 Set 950 Set 1050 Set 1150

5. Concept of Computer Network and Network Security System

Basic Networking

Set 150 Set 253

Advanced Networking

Set 150 Set 250 Set 350 Set 450 Set 550 Set 655

6. Theory of Computation and Computer Graphics

Theory of Computation

Set 150 Set 250 Set 360

Computer Graphics

Set 150 Set 251 Set 350 Set 450 Set 550

7. Data Structures and Algorithm, Database System and Operating System

8. Software Engineering and Object-Oriented Analysis & Design

Mixed chapter MCQs

Set 150 Set 250 Set 350 Set 450 Set 550 Set 650 Set 750 Set 926

9. Artificial Intelligence and Neural Networks

Mixed chapter MCQs

Set 150 Set 317 Set 450 Set 550 Set 650 Set 750 Set 850 Set 932

10. Project Planning, Design and Implementation

Engineering Drawing

Set 150 Set 267

Engineering Economics

Set 168

Project Planning & Scheduling

Set 188

Project Mangement

Set 150

Engineering Professional Practice

Set 120

Engineering Regulatory Body

Set 130

Microprocessor Set 3

50 questions

Question 1

A microprocessor is a ______ chip integrating all the functions of a CPU of a computer.

A.
Multiple
B.
Single
C.
Double
D.
Triple

Question 2

Microprocessor is a/a______ circuit that functions as the CPU of the computer.

50

A.
Electronic
B.
Mechanic
C.
Integrating
D.
Processing

Question 3

Microprocessor is the ______ of the computer and it performs all the computational tasks.

A.
Main
B.
Heart
C.
Important
D.
Simple

Question 4

The purpose of the microprocessor is to control ______.

A.
Memory
B.
Switches
C.
Processing
D.
Tasks

Question 5

The first digital electronic computer was built in the year ______.

A.
1950
B.
1960
C.
1940
D.
1930

Question 6

In 1960's Texas Instruments invented ______.

A.
Integrated circuits
B.
Vacuum tubes
C.
Microprocessor
D.
Transistors

Question 7

The Intel 8086 microprocessor is a ______ processor.

A.
8-bit
B.
16-bit
C.
32-bit
D.
4-bit

Question 8

The microprocessor can read/write 16-bit data from or to ______.

A.
Memory
B.
I/O device
C.
Processor
D.
Register

Question 9

In 8086 microprocessors, the address bus is ______ bit wide.

A.
12-bit
B.
10-bit
C.
16-bit
D.
20-bit

Question 10

The work of EU is ______.

A.
Encoding
B.
Decoding
C.
Processing
D.
Calculations

Question 11

The 16-bit flag of 8086 microprocessor is responsible to indicate ______.

A.
The condition of the result of ALU operation
B.
Condition of memory
C.
The result of addition
D.
The result of subtraction

Question 12

The CF is known as ______.

A.
Carry flag
B.
Condition flag
C.
Common flag
D.
Single flag

Question 13

The SF is called as ______.

A.
Service flag
B.
Sign flag
C.
Single flag
D.
Condition flag

Question 14

The OF is called as ______.

A.
Overflow flag
B.
Overdue flag
C.
One flag
D.
Overflag

Question 15

The IF is called as ______.

A.
Initial flag
B.
Indicate flag
C.
Interrupt flag
D.
Enter flag

Question 16

The register AX is formed by grouping______.

A.
AH & AL
B.
BH & BL
C.
CH & CL
D.
DH & DL

Question 17

The SP is indicated by______.

A.
Single pointer
B.
Source pointer
C.
Stack pointer
D.
Destination pointer

Question 18

The BP is indicated by______.

A.
Base pointer
B.
Binary pointer
C.
Bit pointer
D.
Digital pointer

Question 19

The SS is called as______.

A.
Single stack
B.
Stack segment
C.
Sequence stack
D.
Random stack

Question 20

The index register is used to hold______.

A.
Memory register
B.
Segment memory
C.
Offset address
D.
Offset memory

Question 21

The BIU contains FIFO register of size______ bytes.

A.
8
B.
6
C.
4
D.
12

Question 22

The BIU prefetches the instruction from memory and stores them in______.

A.
Queue
B.
Register
C.
Memory
D.
Stack

Question 23

The 1 MB byte of memory can be divided into______ segments.

A.
1 Kbyte
B.
64 Kbyte
C.
33 Kbyte
D.
34 Kbyte

Question 24

The DS is called as______.

A.
Data segment
B.
Divide segment
C.
Digital segment
D.
Decode segment

Question 25

The CS register stores instruction in code segment.

A.
Stream
B.
Path
C.
Codes
D.
Streamline

Question 26

The IP is______ bits in length.

A.
8 bits
B.
4 bits
C.
16 bits
D.
32 bits

Question 27

The push source copies a word from source to______.

A.
Stack
B.
Memory
C.
Register
D.
Destination

Question 28

LDs copies to consecutive words from memory to register and______.

A.
ES
B.
DS
C.
SS
D.
CS

Question 29

INC destination increments the content of destination by______.

A.
1
B.
20
C.
2
D.
41

Question 30

IMUL source is assigned______.

A.
Multiplication
B.
Subtraction
C.
Addition
D.
Division

Question 31

______ destination inverts each bit of destination.

A.
NOT
B.
NOR
C.
AND
D.
OR

Question 32

The JS is called as______.

A.
Jump the signed bit
B.
Jump simplicit
C.
Jump single bit
D.
Jump signalit

Question 33

Instruction providing both segment base and offset address are called______.

A.
Below type
B.
Far type
C.
Low type
D.
High type

Question 34

The conditional branch instruction specifies______ for branching.

A.
Conditions
B.
Instruction
C.
Address
D.
Memory

Question 35

The microprocessor determines whether the specified condition exists or not by testing the______.

A.
Common
B.
Carry flag
C.
Conditional flag
D.
Sign flag

Question 36

The LES copies to words from memory to register and______.

A.
DS
B.
CS
C.
ES
D.
DS

Question 37

The ______ translates a byte from one code to another code.

A.
XLAT
B.
XCHNG
C.
POP
D.
PUSH

Question 38

The ______ contains an offset instead of an actual address.

A.
SP
B.
IP
C.
ES
D.
SS

Question 39

The 8086 fetches instruction one after another from ______ of memory.

A.
Code segment
B.
ES
C.
IP
D.
SS

Question 40

The BIU contains FIFO register of size 6 bytes called ______.

A.
Queue
B.
Stack
C.
Segment
D.
Register

Question 41

The ______ is required to synchronize the internal operands in the processor CLK Signal.

A.
UR Signal
B.
Vec
C.
AIE
D.
Ground

Question 42

The pin of minimum mode AD0-AD15 has ______ address.

A.
16-bit
B.
20-bit
C.
32-bit
D.
4-bit

Question 43

The pin of minimum mode AD0-AD15 has ______ data bus.

A.
4-bit
B.
20-bit
C.
16-bit
D.
32-bit

Question 44

The address bits are sent out on lines through ______.

A.
16-19
B.
A0-17
C.
D0-D17
D.
C0-C17

Question 45

______ is used to write into memory.

A.
RD
B.
WR
C.
RD/WR
D.
CLK

Question 46

The functions of Pins from 24 to 31 depend on the mode in which ______ is operating.

A.
8085A
B.
80835
C.
8086
D.
80845

Question 47

The RD, WR, M/IO is the heart of control for a ______ mode.

A.
Minimum
B.
Compatibility mode
C.
Maximum
D.
Control mode

Question 48

In a minimum mode there is a ______ on the system bus.

A.
Single
B.
Multiple
C.
Double
D.
Triple

Question 49

If MN/MX is low the 8086 operates in ______ mode.

A.
Minimum
B.
Both (A) and (B)
C.
Maximum
D.
Medium

Question 50

In max mode, control bus signal So, S1, and S2 are sent out in ______ form.

A.
Decoded
B.
Shared
C.
Encoded
D.
Unshared

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