Font size
S
M
L
XL
WorksheetsQUIZ 26-09-25
Total questions: 140
Worksheet time: 31mins
Name
Class
Date
1.
What is the main function of a diode?
a)
To store energy
b)
To amplify signals
c)
To allow current in one direction only
d)
To convert AC to DC
e)
To block all current
2.
Which modulation technique is used in FM radio broadcasting?
a)
Amplitude Modulation
b)
Frequency Modulation
c)
Phase Modulation
d)
Pulse Code Modulation
e)
Delta Modulation
3.
Which year was AI chatbot ChatGPT first launched to the public?
a)
2019
b)
2020
c)
2022
d)
2023
e)
2021
4.
What is Ohm’s Law formula?
a)
V=IR
b)
V=I/R
c)
V=R/I
d)
V=I+R
e)
V=I-R
5.
Which Indian cricketer completed 13,000 runs in ODI in 2023?
a)
Rohit Sharma
b)
Virat Kohli
c)
Sachin Tendulkar
d)
MS Dhoni
e)
Shubman Gill
6.
If A=101 and B=111 in binary, what is A AND B?
a)
101
b)
111
c)
100
d)
110
e)
1
7.
Which organization is referred to as ISRO?
a)
Indian Science Research Organization
b)
Indian Space and Rocket Organization
c)
Indian Space Research Organization
d)
International Space Research Organization
e)
Institute for Space Research
8.
Which is the fastest sorting algorithm on average case?
a)
Bubble Sort
b)
Quick Sort
c)
Insertion Sort
d)
Merge Sort
e)
Heap Sort
9.
If the price of a shirt is Rs. 800 and a 20% discount is applied, what is the final price?
a)
Rs. 600
b)
Rs. 640
c)
Rs. 700
d)
Rs. 720
e)
Rs. 750
10.
What is the output of printf("%d", 5+3*2); in C?
a)
11
b)
16
c)
10
d)
13
e)
8
11.
Which of the following is a primary color in TV transmission?
a)
Red
b)
Green
c)
Blue
d)
Yellow
e)
White
12.
Which device is used to convert digital signals to analog?
a)
ADC
b)
DAC
c)
Modem
d)
Transistor
e)
Multiplexer
13.
What is the SI unit of capacitance?
a)
Henry
b)
Ohm
c)
Farad
d)
Tesla
e)
Watt
14.
Which protocol is used for secure web browsing?
a)
HTTP
b)
FTP
c)
SMTP
d)
HTTPS
e)
POP3
15.
What is the binary equivalent of decimal 13?
a)
1101
b)
1011
c)
1110
d)
1001
e)
1010
16.
Which of the following is not a programming language?
a)
Python
b)
Java
c)
HTML
d)
C++
e)
SQL
17.
What is the full form of AI?
a)
Artificial Intelligence
b)
Automated Interface
c)
Advanced Integration
d)
Analog Input
e)
Application Interface
18.
Which of the following is a volatile memory?
a)
ROM
b)
Flash
c)
Hard Disk
d)
RAM
e)
SSD
19.
What is the output of 2 + 2 * 2?
a)
6
b)
8
c)
4
d)
2
e)
10
20.
Which law is used in analyzing electrical circuits involving voltage, current, and resistance?
a)
Ohm’s Law
b)
Faraday’s Law
c)
Gauss’s Law
d)
Kirchhoff’s Law
e)
Coulomb’s Law
21.
Which of the following is a type of antenna?
a)
Yagi-Uda
b)
BJT
c)
FET
d)
SCR
e)
LED
22.
What is the main function of a multiplexer?
a)
Amplify signals
b)
Combine multiple signals
c)
Store data
d)
Convert analog to digital
e)
Filter noise
23.
Which is not a type of filter?
a)
Low Pass
b)
High Pass
c)
Band Pass
d)
Notch
e)
Switch
24.
What is the value of π (pi) up to two decimal places?
a)
3.12
b)
3.14
c)
3.16
d)
3.18
e)
3.1
25.
Which of the following is a logic gate?
a)
AND
b)
OR
c)
NOT
d)
NAND
e)
All of the above
26.
What is the output of NOT(1) in digital logic?
a)
0
b)
1
c)
2
d)
-1
e)
None
27.
Draw your friends face
28.
What is the capital of Tamil Nadu?
a)
Chennai
b)
Coimbatore
c)
Madurai
d)
Trichy
e)
Salem
29.
Which of the following is a microcontroller?
a)
8085
b)
8051
c)
8086
d)
8087
e)
8088
30.
What is the output of 5 % 2 in C?
a)
2
b)
1
c)
3
d)
5
31.
Which is the correct order of OSI layers from bottom to top?
a)
Physical, Data Link, Network, Transport, Session, Presentation, Application
b)
Application, Presentation, Session, Transport, Network, Data Link, Physical
c)
Network, Data Link, Physical, Transport, Session, Presentation, Application
d)
Physical, Network, Data Link, Transport, Session, Presentation, Application
e)
Application, Session, Presentation, Transport, Network, Data Link, Physical
32.
Which topology is a mixture of two or more topologies?
a)
Star
b)
Ring
c)
Bus
d)
Hybrid
e)
Tree
33.
Name the first general purpose electronic computer:
a)
ENIAC
b)
UNIVAC
c)
IBM 701
d)
Zuse Z3
e)
CSIRAC
34.
Which of the following is not a SQL command?
a)
SELECT
b)
UPDATE
c)
DELETE
d)
PRINT
e)
INSERT
35.
Which memory of the computer is volatile?
a)
ROM
b)
RAM
c)
Hard Disk
d)
SSD
e)
Flash
36.
Why is a firewall used in a computer?
a)
To store data
b)
To protect from viruses
c)
To filter network traffic
d)
To increase speed
e)
To backup files
37.
Which is not a networking device?
a)
Router
b)
Switch
c)
Hub
d)
Mouse
e)
Bridge
38.
Which is the most common internet protocol?
a)
TCP
b)
UDP
c)
IP
d)
FTP
e)
SMTP
39.
Port number of FTP is:
a)
21
b)
22
c)
23
d)
25
e)
80
40.
Computer word size is a multiple of ______ bits
a)
2
b)
4
c)
8
d)
16
e)
32
41.
Dbase III is?
a)
Database software
b)
Operating System
c)
Programming Language
d)
Hardware
e)
Network Protocol
42.
Device driver required in?
a)
Hardware
b)
Software
c)
Network
d)
Database
e)
None
43.
Full form of SBC is?
a)
Single Board Computer
b)
Small Business Computer
c)
System Board Controller
d)
Serial Bus Connector
e)
Simple Binary Code
44.
How many levels are there in database architecture?
a)
1
b)
2
c)
3
d)
4
e)
5
45.
Which call never returns an error?
a)
fork()
b)
exec()
c)
exit()
d)
getpid()
e)
malloc()
46.
Language mainly used for Artificial Intelligence?
a)
C
b)
Java
c)
Python
d)
Lisp
e)
Ruby
47.
Which is not a database management software?
a)
Oracle
b)
MySQL
c)
SQL Server
d)
Windows
e)
PostgreSQL
48.
Range of byte data types in JavaScript?
a)
-128 to 127
b)
0 to 255
c)
0 to 127
d)
-255 to 255
e)
1 to 256
49.
Total standard color names HTML supports?
a)
16
b)
32
c)
140
d)
256
e)
100
50.
Computer memory measured in?
a)
Inches
b)
Bytes
c)
Volts
d)
Watts
e)
Seconds
51.
Which of the following is not a type of computer code?
a)
EDIC
b)
ASCII
c)
BCD
d)
EBCDIC
e)
Unicode
52.
Which part of a processor performs all operations?
a)
Controller
b)
Registers
c)
Cache
d)
Data path
e)
ALU
53.
Which is designed to control computer operations?
a)
User
b)
Controller
c)
Operating System
d)
RAM
e)
CPU
54.
Collating sequence is used for?
a)
Accumulation
b)
Sorting
c)
Deletion
d)
Organizing
e)
Processing
55.
Which storage uses robotic arm for media?
a)
Magnetic
b)
Secondary
c)
Virtual
d)
Tertiary
e)
Optical
56.
Interval between data request and completion is?
a)
Disk utilization time
b)
Drive utilization time
c)
Disk access time
d)
Disk arrival time
e)
Data transfer time
57.
Which device provides communication with outer world?
a)
Mouse
b)
Hard Disk
c)
Modem
d)
DVD
e)
Microprocessor
58.
Which is not a type of computer by operation?
a)
Digital
b)
Analog
c)
Hybrid
d)
Remote
e)
Mini
59.
Which computer is used for automatic operations?
a)
Analog
b)
Digital
c)
Hybrid
d)
Remote
e)
Mini
60.
Invention that led to microcomputers?
a)
PDAs
b)
Microprocessors
c)
Mainframes
d)
Supercomputers
e)
Laptops
61.
Which computers are lower than mainframes?
a)
Mainframes
b)
Hybrid
c)
Mini
d)
Super
e)
Micro
62.
First neural network computer?
a)
AN
b)
AM
c)
RFD
d)
SNARC
e)
ENIAC
63.
What is the full form of RAM?
a)
Random Access Memory
b)
Read Access Memory
c)
Run Access Memory
d)
Real Access Memory
e)
Rapid Access Memory
64.
Which device is used to input data into a computer?
a)
Monitor
b)
Printer
c)
Keyboard
d)
Speaker
e)
Projector
65.
Which part of the computer is responsible for executing instructions?
a)
Hard Disk
b)
RAM
c)
CPU
d)
Motherboard
e)
GPU
66.
Which storage device has the largest capacity?
a)
DVD
b)
USB Flash Drive
c)
SSD
d)
Hard Disk Drive
e)
CD
67.
What does GUI stand for?
a)
Graphical User Interface
b)
General User Interface
c)
Guided User Interface
d)
Graphical User Interaction
e)
Global User Interface
68.
Which of the following is a volatile memory?
a)
SSD
b)
Hard Disk
c)
RAM
d)
ROM
e)
Flash
69.
What is the main function of an operating system?
a)
Perform calculations
b)
Manage hardware and software resources
c)
Browse the internet
d)
Create documents
e)
Store data
70.
Which company is nicknamed "Big Blue"?
a)
TCS
b)
IBM
c)
Microsoft
d)
Satyam
e)
Infosys
71.
What is JVM?
a)
Operating System
b)
Storage Device
c)
Processor
d)
Output Device
e)
Input Device
72.
WAV file format is associated with what type of files?
a)
Video
b)
Sound
c)
Image
d)
Word Document
e)
Spreadsheet
73.
Who invented the first electromechanical computer, MARK-1?
a)
Charles Babbage
b)
Howard Aiken
c)
Alan Turing
d)
John von Neumann
e)
Bill Gates
74.
Which technology is used in compact disks?
a)
Magnetic
b)
Laser
c)
Electrical
d)
Optical
e)
Solid-state
75.
What is the name of the first invented digital computer?
a)
ENIAC
b)
UNIVAC
c)
IBM 701
d)
Zuse Z3
e)
CSIRAC
76.
Who invented the transistor?
a)
John Bardeen
b)
Charles Babbage
c)
Alan Turing
d)
Bill Gates
e)
Steve Jobs
77.
The first mass-produced mechanical calculation device was:
a)
Abacus
b)
Arithometer
c)
Pascaline
d)
Analytical Engine
e)
Difference Engine
78.
In the second generation, which type of memory was used to store data?
a)
Magnetic core
b)
Semiconductor
c)
Vacuum tube
d)
Optical
e)
Flash
79.
Who made the world’s first electronic calculator using a telephone relay, light bulbs, and batteries?
a)
George Stibbitts
b)
John Bardeen
c)
Charles Babbage
d)
Alan Turing
e)
Bill Gates
80.
Which of the following features of a computer enables it to perform any task without any human intervention?
a)
Automatic
b)
Manual
c)
Mechanical
d)
Digital
e)
Analog
81.
Who developed the concept of e-mail?
a)
Bill Gates
b)
Ray Tomlinson
c)
Steve Jobs
d)
Tim Berners-Lee
e)
Vint Cerf
82.
Which of the following computers is used in weather forecasting?
a)
Super computers
b)
Mainframe
c)
Mini
d)
Micro
e)
Laptop
83.
Who is the father of the internet?
a)
Tim Berners-Lee
b)
Vint Cerf
c)
Bill Gates
d)
Steve Jobs
e)
Larry Page
84.
Who introduced the concept of a ‘stored program’?
a)
John von Neumann
b)
Charles Babbage
c)
Alan Turing
d)
Bill Gates
e)
Steve Jobs
85.
Where and when was India’s first computer installed?
a)
IIT Madras, 1960
b)
Indian Statistical Institute, Kolkata, 1955
c)
IISc Bangalore, 1962
d)
IIT Bombay, 1965
e)
Anna University, 1970
86.
Who are the real founders of the Microsoft company?
a)
Steve Jobs and Steve Wozniak
b)
Bill Gates and Paul Allen
c)
Larry Page and Sergey Brin
d)
Mark Zuckerberg and Dustin Moskovitz
e)
Jeff Bezos and MacKenzie Scott
87.
In which generation was the transistor used?
a)
First
b)
Second
c)
Third
d)
Fourth
e)
Fifth
88.
IC used in computer chip is made of?
a)
Copper
b)
Silicon
c)
Gold
d)
Silver
e)
Iron
89.
John Napier is the inventor of?
a)
Logarithm
b)
Calculus
c)
Binary System
d)
Computer
e)
Algebra
90.
What does WAN stand for?
a)
Wide Area Network
b)
Wireless Area Network
c)
Wired Area Network
d)
Web Area Network
e)
World Area Network
91.
The world’s first microprocessor was introduced in which year?
a)
1969
b)
1971
c)
1973
d)
1975
e)
1977
92.
The memory unit that communicates directly with the CPU is called?
a)
Main Memory
b)
Cache
c)
Hard Disk
d)
Flash
e)
ROM
93.
What is the full name of OSI?
a)
Open Systems Interconnection
b)
Operating System Interface
c)
Open Software Integration
d)
Online System Interchange
e)
Open Source Interface
94.
The built-in memory of computer is called?
a)
RAM
b)
ROM
c)
Hard Disk
d)
Cache
e)
Flash
95.
What is cloud computing?
a)
Storing and accessing data over the internet
b)
Using floppy disks
c)
Using only local storage
d)
Using only mainframes
e)
None of the above
96.
What is the full form of USB?
a)
Universal Serial Bus
b)
Universal System Bus
c)
United Serial Bus
d)
Unique Serial Bus
e)
Universal Storage Bus
97.
What is malware?
a)
Malicious software
b)
Hardware
c)
Antivirus
d)
Firewall
e)
None
98.
What does HTML stand for?
a)
HyperText Markup Language
b)
HighText Markup Language
c)
HyperText Machine Language
d)
Hyper Transfer Markup Language
e)
HyperText Markup Link
99.
What is a pixel?
a)
The smallest unit of a digital image
b)
A type of printer
c)
A computer virus
d)
A programming language
e)
A storage device
100.
All mathematical and logical functions in the computer are done by?
a)
ALU
b)
CPU
c)
RAM
d)
ROM
e)
Hard Disk
101.
The first program that runs on a computer when the computer boots up is?
a)
Operating System
b)
Application Software
c)
Antivirus
d)
Browser
e)
Word Processor
102.
What is the full form of VIRUS?
a)
Vital Information Resources Under Siege
b)
Very Important Resource Under Security
c)
Virtual Information Resource Under Security
d)
Vital Information Resource Under Security
e)
Virtual Information Resources Under Siege
103.
What does IBM stand for?
a)
International Business Machines
b)
Indian Business Machines
c)
International Binary Machines
d)
Integrated Business Machines
e)
International Basic Machines
104.
What is the smallest unit of information?
a)
Byte
b)
Bit
c)
Kilobyte
d)
Megabyte
e)
Nibble
105.
Which of the following is the most powerful type of computer?
a)
Personal Computer
b)
Mainframe
c)
Supercomputer
d)
Workstation
e)
Laptop
106.
Where is India’s supercomputer ‘PARAM’ located?
a)
Mumbai
b)
Pune
c)
Delhi
d)
Bangalore
e)
Chennai
107.
In which generation of computers were vacuum tubes used for circuits?
a)
Second
b)
Third
c)
First
d)
Fourth
e)
Fifth
108.
Which of the following American companies is called Big Blue?
a)
Microsoft
b)
Apple
c)
IBM
d)
Google
e)
Intel
109.
What is the name of India’s first computer?
a)
Vikram
b)
Param
c)
Siddhartha
d)
Shakti
e)
Aryabhata
110.
What is the duration of one basic cycle in a typical supercomputer?
a)
4-20 nanoseconds
b)
1-5 microseconds
c)
10-30 milliseconds
d)
100-200 nanoseconds
e)
1-10 seconds
111.
Second-generation computers were developed in:
a)
1946-1955
b)
1956-1965
c)
1966-1975
d)
1976-1985
e)
1986-1995
112.
What is the computer technology that performs more than one task at a time called?
a)
Multitasking
b)
Multithreading
c)
Multiprocessing
d)
Time-sharing
e)
Multiuser
113.
Ctrl, Shift, and Alt keys are called?
a)
Function keys
b)
Navigation keys
c)
Modifier keys
d)
Arrow keys
e)
Numeric keys
114.
Which input device is used to control the velocity on the screen?
a)
Mouse
b)
Joystick
c)
Keyboard
d)
Trackball
e)
Touchpad
115.
Which among the following is not magnetic storage?
a)
Floppy Disk
b)
Hard Disk
c)
Magnetic Tape
d)
Memory Card
e)
Zip Disk
116.
How many bits make one byte?
a)
4
b)
8
c)
16
d)
32
e)
64
117.
The process of transferring files from the Internet to your computer is called?
a)
Uploading
b)
Sharing
c)
Downloading
d)
Streaming
e)
Browsing
118.
Kilobyte is equal to how many bytes?
a)
1000
b)
1024
c)
100
d)
2048
e)
512
119.
Who invented the first mechanical calculator?
a)
Charles Babbage
b)
Blaise Pascal
c)
Alan Turing
d)
Gottfried Leibniz
e)
John Napier
120.
An address given to a computer connected to a network is called?
a)
URL
b)
IP Address
c)
MAC Address
d)
Network ID
e)
Hostname
121.
Which technology is used in a CD-ROM drive?
a)
Magnetic
b)
Optical
c)
Electrical
d)
Solid-state
e)
Mechanical
122.
A program that translates high-level language to machine-level language is called?
a)
Assembler
b)
Interpreter
c)
Compiler
d)
Translator
e)
Loader
123.
The process to find an error in a software code is called?
a)
Debugging
b)
Compiling
c)
Executing
d)
Modifying
e)
Testing
124.
What contains specific rules and words that express the logical steps of an algorithm?
a)
Program
b)
Syntax
c)
Flowchart
d)
Logic
e)
Pseudocode
125.
Data that is copied from an application is stored in?
a)
Hard Drive
b)
Cache Memory
c)
Clipboard
d)
Registers
e)
RAM
126.
C, Java, PHP, and C++ are examples of?
a)
Operating Systems
b)
Database Systems
c)
Programming Languages
d)
Compilers
e)
Protocols
127.
What is the scientific name of the computer?
a)
Digital sapiens
b)
Mechanical sapiens
c)
Silico sapiens
d)
Electric sapiens
e)
Computus sapiens
128.
Which was the first web browser?
a)
Internet Explorer
b)
Mosaic
c)
World Wide Web
d)
Netscape Navigator
e)
Opera
129.
Which of the following is not a type of computer code?
a)
EDIC
b)
ASCII
c)
BCD
d)
EBCDIC
e)
Unicode
130.
Which part of a processor performs all operations?
a)
Controller
b)
Registers
c)
Cache
d)
Data path
e)
ALU
131.
Which is designed to control computer operations?
a)
User
b)
Controller
c)
Operating System
d)
RAM
e)
CPU
132.
Collating sequence is used for?
a)
Accumulation
b)
Sorting
c)
Deletion
d)
Organizing
e)
Processing
133.
Which storage uses robotic arm for media?
a)
Magnetic
b)
Secondary
c)
Virtual
d)
Tertiary
e)
Optical
134.
Interval between data request and completion is?
a)
Disk utilization time
b)
Drive utilization time
c)
Disk access time
d)
Disk arrival time
e)
Data transfer time
135.
Which device provides communication with outer world?
a)
Mouse
b)
Hard Disk
c)
Modem
d)
DVD
e)
Microprocessor
136.
Which is not a type of computer by operation?
a)
Digital
b)
Analog
c)
Hybrid
d)
Remote
e)
Mini
137.
Which computer is used for automatic operations?
a)
Analog
b)
Digital
c)
Hybrid
d)
Remote
e)
Mini
138.
Invention that led to microcomputers?
a)
PDAs
b)
Microprocessors
c)
Mainframes
d)
Supercomputers
e)
Laptops
139.
Which computers are lower than mainframes?
a)
Mainframes
b)
Hybrid
c)
Mini
d)
Super
e)
Micro
140.
First neural network computer?
a)
AN
b)
AM
c)
RFD
d)
SNARC
e)
ENIAC
Reset
