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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 8

50 questions

Question 1

Which is the early form of non-volatile memory?

A.
Magnetic core memory
B.
Ferrimagnetic memory
C.
Anti-magnetic memory
D.
Anti-ferromagnetic

Question 2

50

Which of the following memories has more speed in accessing data?

A.
SRAM
B.
DRAM
C.
EPROM
D.
EEPROM

Question 3

In which memory, the signals are multiplexed?

A.
DRAM
B.
SRAM
C.
EPROM
D.
EEPROM

Question 4

How many main signals are used with memory chips?

A.
2
B.
4
C.
6
D.
8

Question 5

What is the purpose of the address bus?

A.
To provide data to and from the chip
B.
To select a specified chip
C.
To select a location within the memory chip
D.
To select a read/write cycle

Question 6

Which are the two main types of processor connection to the motherboard?

A.
Sockets and slots
B.
Sockets and pins
C.
Slots and pins
D.
Pins and ports

Question 7

Which of the following has programmable hardware?

A.
Microcontroller
B.
Microprocessor
C.
Coprocessor
D.
FPGA

Question 8

Who invented TriMedia processor?

A.
Intel
B.
IBM
C.
Apple
D.
NXP Semiconductor

Question 9

Which of the following have a 16 Mbytes addressed range?

A.
PowerPC
B.
M68000
C.
DSP56000
D.
TMS 320

Question 10

How can delays destroy the accuracy in algorithms?

A.
Delays can cause timing errors in real-time systems.
B.
Delays can cause data corruption.
C.
Delays can cause memory leaks.
D.
Delays can cause power failures.

Question 11

How many numbers of ways are possible for allocating the memory to the modular blocks?

A.
1
B.
2
C.
3
D.
4

Question 12

Which of the following is replaced with the absolute addressing mode?

A.
Relative addressing mode
B.
Protective addressing mode
C.
Virtual addressing mode
D.
Temporary addressing mode

Question 13

What is the main purpose of the memory management unit?

A.
Address translation
B.
Large storage
C.
Reduce the size
D.
Provides address space

Question 14

Which of the following provides stability to the multitasking system?

A.
Memory
B.
DRAM
C.
SRAM
D.
Memory partitioning

Question 15

Which of the following is used by the M68000 family?

A.
M68000
B.
80386
C.
8086
D.
80286

Question 16

What can be done for the fine grain protection of the processor?

A.
Add extra description bit
B.
Add error signal
C.
Add wait stage
D.
Remains unchanged

Question 17

Which of the following technique is used by the UNIX operating system?

A.
Logical address memory
B.
Physical address memory
C.
Virtual memory technique
D.
Translational address

Question 18

Which of the following consist two lines of legs on both sides of a plastic or ceramic body?

A.
SIMM
B.
DIMM
C.
Zig-zag
D.
Dual in-line

Question 19

Which of the following can transfer multiple bits of data simultaneously?

A.
Serial port
B.
Sequential port
C.
Concurrent unit
D.
Parallel port

Question 20

Which of the following are interfaced as inputs to the parallel ports?

A.
LEDs
B.
Switch
C.
Alphanumeric display
D.
Seven segmented display

Question 21

Which of the following are interfaced as the outputs to the parallel ports?

A.
Keyboards
B.
Switches
C.
LEDs
D.
Knobs

Question 22

How many registers are there to control the parallel port in the basic form?

A.
1
B.
3
C.
2
D.
5

Question 23

Which of the following is also known as tri-state?

A.
Output port
B.
Input port
C.
Parallel port
D.
Output-input port

Question 24

How buffers are enabled in the parallel ports?

A.
By the data register
B.
By data direction register
C.
By individual control register
D.
By data and individual control register

Question 25

Which of the following registers offers high impedance?

A.
Data register
B.
Data direction register
C.
Individual control bit
D.
Data register and data direction register

Question 26

Which of the following can be used as a chip select?

A.
Multifunction I/O port
B.
Parallel port
C.
DMA port
D.
Memory port

Question 27

Which of the following is necessary for the parallel input-output port?

A.
Inductor
B.
Pull-up resistor
C.
Push-up resistor
D.
Capacitor

Question 28

Which of the following can be described as general-purpose?

A.
Multifunction I/O port
B.
Input port
C.
DMA port
D.
Output port

Question 29

What does UART stand for?

A.
Universal asynchronous receiver transmitter
B.
Unique asynchronous receiver transmitter
C.
Universal address receiver transmitter
D.
Unique address receiver transmitter

Question 30

How is data detected in a UART?

A.
Counter
B.
Timer
C.
Clock
D.
First bit

Question 31

Which of the signal is set to one, if no data is transmitted?

A.
READY
B.
START
C.
STOP
D.
TXD

Question 32

What rate can define the timing in the UART?

A.
Bit rate
B.
Baud rate
C.
Speed rate
D.
Voltage rate

Question 33

How is baud rate supplied?

A.
Baud rate voltage
B.
External timer
C.
Peripheral
D.
Internal timer

Question 34

Which is the most commonly used UART?

A.
8253
B.
8254
C.
8259
D.
8250

Question 35

Which company developed 16450?

A.
Philips
B.
Intel
C.
National semiconductor
D.
IBM

Question 36

What does ADS indicate in 8250 UART?

A.
Address signal
B.
Address terminal signal
C.
Address strobe signal
D.
Address generating signal

Question 37

Which of the following signals are active low in the 8250 UART?

A.
BAUDOUT
B.
DDIS
C.
INTR
D.
MR

Question 38

Which of the signal can control bus arbitration logic in 8250?

A.
MR
B.
DDIS
C.
INTR
D.
RCLK

Question 39

Which of the following can be used for long distance communication?

A.
I2C
B.
Parallel port
C.
SPI
D.
RS232

Question 40

Which of the following can affect the long distance communication?

A.
Clock
B.
Resistor
C.
Inductor
D.
Capacitor

Question 41

Which are the serial ports of the IBM PC?

A.
COM1
B.
COM4 and COM1
C.
COM1 and COM2
D.
COM3

Question 42

Which of the following can provide hardware handshaking?

A.
RS232
B.
Parallel port
C.
Counter
D.
Timer

Question 43

Which of the following have an asynchronous data transmission?

A.
SPI
B.
RS232
C.
Parallel port
D.
I2C

Question 44

How many areas does the serial interface have?

A.
1
B.
3
C.
2
D.
4

Question 45

The RS232 is also known as

A.
UART
B.
SPI
C.
Physical interface
D.
Electrical interface

Question 46

How much voltage does the MC1489 can take?

A.
12V
B.
5V
C.
3.3V
D.
2.2V

Question 47

Which of the following is not a serial protocol?

A.
SPI
B.
I2C
C.
Serial port
D.
RS232

Question 48

Which of the following is an ideal interface for LCD controllers?

A.
SPI
B.
Parallel port
C.
Serial port
D.
M-Bus

Question 49

Which of the following works by dividing the processor’s time?

A.
Single task operating system
B.
Multitask operating system
C.
Kernel
D.
Applications

Question 50

Which of the following decides which task can have the next time slot?

A.
Single task operating system
B.
Applications
C.
Kernel
D.
Software

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