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Lucent Book Objective Question PDF Free Download for Students
Which Railway station in India was the first to introduce Google’s free public Wi-Fi facility?
a. New Delhi Railway Station
b. Mumbai Central Railway Station
c. Howrah Railway Station
d. Chennai Railway Station
Option b – Mumbai Central Railway Station
A system that connects and manages information between different nations using satellite Communication is known as
a. Apollo
b. INSAT-2D
c. Internet
d. NICNET
Option d – NICNET
What does a Virtual Private Network (VPN) mean?
a. A closed organizational Network that allows remote users to exchange encrypted data through its servers
b. A secure Network created over the public internet to access an organization’s internal system
c. A shared computing Network where services are provided by an external service provider
d. None of the above explanations accurately describe a VPN
Option b – A secure Network created over the public internet to access an organization’s internal system
In the OSI model, which layer is positioned between the Physical layer and the Network layer?
a. Data Link Layer
b. Transport Layer
c. Session Layer
d. None of the above
Option a – Data Link Layer
The term “Talaash” refers to
a. A naval aircraft
b. A newly developed missile system
c. An internet-based multimedia portal and Devanagari OCR software developed by C-DAC
d. A low-cost PC-based supercomputing system
Option c – An internet-based multimedia portal and Devanagari OCR software developed by C-DAC
To counter cyber threats and prevent data theft, which software was developed by C-DAC?
a. AVARODH
b. NAYAN
c. TRIKAL
d. None of these
Option b – NAYAN
The Indian supercomputer “PARAM” was developed in which city?
a. Chennai
b. Bangalore
c. Delhi
d. Pune
Option d – Pune
What was the name of the first indigenously developed supercomputer of India?
a. Gati
b. Dharam
c. Shakti
d. Param
Option d – Param
Which of the following is the name of an Indian supercomputer?
a. Shubham
b. Param
c. SX-2
d. BBC-Micro
Option b – Param
Who is popularly known as the father of India’s supercomputer programme?
a. Raghunath Mashelkar
b. Vijay Bhatkar
c. Jayant Narlikar
d. Nandan Nilekani
Option b – Vijay Bhatkar
Which supercomputer project was developed by the Bhabha Atomic Research Centre?
a. PARAM Padma
b. Chipps
c. Flosolver Mark
d. Anupam
Option d – Anupam
The word length of a supercomputer may extend up to
a. 16 bits
b. 32 bits
c. 64 bits
d. 128 bits
Option c – 64 bits
Which category of Computer is the largest, fastest, and most expensive?
a. Personal Computer
b. Supercomputer
c. Laptop
d. Notebook
Option b – Supercomputer
By December 1996, the fastest Computer in the world was capable of performing
a. 10⁹ operations per second
b. 10¹⁰ operations per second
c. 10¹² operations per second
d. 10¹⁵ operations per second
Option c – 10¹² operations per second
The Vidya Vahini Project mainly emphasizes
a. Computer education
b. Value education
c. Environmental education
d. Skill development
Option a – Computer education
The supercomputer known as “Magic Cube” was developed by which country?
a. United States of America
b. China
c. Germany
d. Japan
Option b – China
The Y2K issue is associated with
a. Measures to control Computer viruses
b. Global standardization of Computer systems
c. Problems caused when the year value changes to zero in two-digit date formats
d. Major changes in Computer functioning after decades of use
Option c – Problems caused when the year value changes to zero in two-digit date formats
Towards the end of the century, heavy expenditure was anticipated to rectify problems in which equipment?
a. Computers
b. Television sets
c. Communication satellites
d. Air conditioners
Option a – Computers
Which of the following refers to the smallest and fastest type of Computer that mimics brain-like functioning?
a. Supercomputer
b. Quantum Computer
c. PARAM-10,000
d. IBM chips
Option b – Quantum computer
Which of the following pairs is incorrectly matched?
a. Y2K — Computer
b. Arthritis — Uric Acid
c. Noise Pollution — Decibel
d. PARAM-10,000 — Land-to-land missile
Option d – PARAM-10,000 — Land-to-land missile
The abbreviation WLL stands for
a. Without lever line
b. Within local line
c. Wireless in local loop
d. Wireless in long line
Option c – Wireless in local loop
The Indian Institute of Remote Sensing is located at
a. Ahmedabad
b. Dehradun
c. Sriharikota
d. None of the above
Option b – Dehradun
The Indian Institute of Remote Sensing (IIRS) is situated in
a. Dehradun
b. New Delhi
c. Lucknow
d. Nagpur
Option a – Dehradun
Ball bearings are used in bicycles and cars because
a. The actual contact area between the axle and wheel increases
b. The effective contact area between the axle and wheel increases
c. The effective contact area between the axle and wheel decreases
d. None of the above statements is correct
Option c – The effective contact area between the axle and wheel decreases
A type of software that can copy itself, attach to other programs, and move from one system or file to another is referred to as
a. Worm
b. Virus
c. Trojan
d. None of these
Option b – Virus
In computer networks, a firewall is mainly used to prevent
a. Unauthorized entry
b. Attacks based on data overload
c. Damage caused by fire
d. Virus infections
Option a – Unauthorized entry
A multi-user operating system originally developed by American Telephone and Telegraph is known as
a. VGA
b. UNIX
c. VLSI
d. UTA
Option b – UNIX
Microsoft introduced the Windows 3 graphical user interface in the year
a. 1985
b. 2000
c. 1995
d. 1990
Option d – 1990
The company responsible for developing the Windows operating system is
a. Microsoft
b. IBM
c. AT&T
d. HP
Option a – Microsoft
Windows application software was created by
a. IBM
b. Apple Corporation
c. WIPRO
d. Microsoft
Option d – Microsoft
Which option listed below represents an operating system?
a. UNIX
b. JAVA
c. ORACLE
d. MS Office
Option a – UNIX
In a microwave oven, which electronic tube produces microwave radiation?
a. Combination of klystron and magnetron
b. Klystron tube
c. Magnetron tube
d. Travelling wave tube
Option c – Magnetron tube
Computer memory capacity is generally expressed in terms of
a. Bits
b. Ohms
c. Amperes
d. Volts
Option a – Bits
The binary number system is made up of the digits
a. 0 and 1
b. 0 and 10
c. 1 and 10
d. 1 and 100
Option a – 0 and 1
In binary form, the decimal value 7 is represented as
a. 110
b. 111
c. 101
d. 100
Option b – 111
The binary number system uses how many symbols?
a. 2
b. 3
c. 4
d. 16
Option a – 2
Which of the following codes is self-complementary?
a. 8421 code
b. 5211 code
c. Gray code
d. Binary code
Option b – 5211 code
When performing binary addition, the sum of 1 + 1 results in
a. 0
b. 0 with a carry of 1
c. 0 without carry
d. 1
Option b – 0 with a carry of 1
A byte, commonly used to denote memory size, is made up of
a. Eight binary digits
b. Eight decimal digits
c. Two binary digits
d. Two decimal digits
Option a – Eight binary digits
A collection of eight bits is known as a
a. Nibble
b. Byte
c. Word
d. Kilobyte
Option b – Byte
One byte consists of how many bits?
a. 8
b. 16
c. 24
d. 32
Option a – 8
The word “bit” originates from the term
a. Megabyte
b. Binary language
c. Binary digit
d. Binary number
Option c – Binary digit
The size of a computer word is measured in
a. Bits
b. Bytes
c. Millimetres
d. Metres
Option a – Bits
How many bits are contained in one kilobyte?
a. 1024
b. 1000
c. 8024
d. 8192
Option d – 8192
A total of 1024 kilobytes makes up
a. 1 megabyte
b. 1 gigabyte
c. 10 kilobytes
d. 1024 bytes
Option a – 1 megabyte
One kilobyte is equal to
a. 1000 bytes
b. 1000 bits
c. 1024 bytes
d. 1000 words
Option c – 1024 bytes
Which among the following represents the smallest memory unit?
a. KB
b. MB
c. GB
d. TB
Option a – KB
One megabyte (MB) of storage is equivalent to
a. 1024 kilobytes
b. 2¹⁰ bytes
c. 1024 kilobits
d. 1000 kilobytes
Option a – 1024 kilobytes
In computing terms, a megabyte contains how many bytes?
a. 100,000
b. 1,000,000
c. 1,024,000
d. 1,048,576
Option d – 1,048,576
Roughly one million bytes is referred to as a
a. Gigabyte
b. Kilobyte
c. Megabyte
d. Terabyte
Option c – Megabyte
The abbreviation “MB” denotes
a. Magnetic bits
b. Mega bytes
c. Mega bits
d. None of the above
Option b – Mega bytes
In Unicode representation, each character is stored using
a. 16 bits
b. 4 bits
c. 8 bits
d. 12 bits
Option a – 16 bits
A Network used internally by an organization at a single site is known as a
a. Internet
b. Local Area Network
c. Wide Area Network
d. ARPANET
Option b – Local Area Network
The full form of LAN is
a. Large Area Network
b. Local Area Network
c. Logical Area Network
d. None of the above
Option b – Local Area Network
In database terminology, a field represents a
a. Label
b. Complete table
c. Collection of related records
d. Specific category of data
Option d – Specific category of data
In computer science, ALU stands for
a. Algebraic Logic Unit
b. Arithmetic Logic Unit
c. Algebraic Local Unit
d. Arithmetic Local Unit
Option b – Arithmetic Logic Unit
In computing, the abbreviation CD refers to
a. Compact Disc
b. Compressed Disc
c. Computerised Data
d. Compressed Data
Option a – Compact Disc
Which protocol is primarily used for accessing web pages?
a. HTTP
b. SMTP
c. SLIP
d. None of the above
Option a – HTTP
HTTP stands for
a. Hypertext Transfer Program
b. Hypertext Transfer Protocol
c. Hypertool Transfer Program
d. Hypertool Transfer Protocol
Option b – Hypertext Transfer Protocol
Hardware devices suitable for storing extremely large volumes of data include
a. Magnetic tape
b. Disk
c. Both magnetic tape and disk
d. None of the above
Option c – Both magnetic tape and disk
Celeron, Pentium, and Core series are examples of which component?
a. Computer RAM
b. Computer microchips
c. Computer processors
d. All of the above
Option c – Computer processors
Which type of memory in a computer retains data permanently?
a. RAM
b. ROM
c. CPU
d. CD-ROM
Option b – ROM
What is the term used to indicate the exact location of data in computer memory?
a. Accumulator
b. Address
c. LDA
d. RAM
Option b – Address
What does the abbreviation CD-ROM expand to?
a. Core Disk Read Only Memory
b. Compact Disk Read Only Memory
c. Circular Disk Read Only Memory
d. None of the above
Option b – Compact Disk Read Only Memory
In computing, RAM is an abbreviation for
a. Recent and Ancient Memory
b. Random Access Memory
c. Read and Memorise
d. Recall All Memory
Option b – Random Access Memory
Which memory type temporarily stores data and is cleared when the computer is powered off? ( Lucent Book Objective Question PDF )
a. CPU
b. Hardware
c. Processor
d. RAM
Option d – RAM
Which memory is very fast and works as an intermediate between the CPU and main memory? ( Lucent Book Objective Question PDF )
a. Main RAM and ROM
b. Cache memory
c. Secondary memory
d. None of the above
Option b – Cache memory
Which of the following is not categorized as an output device? ( Lucent Book Objective Question PDF )
a. Drum pen plotter
b. CRT monitor
c. Earphones
d. Digital camera
Option d – Digital camera
Word processing and spreadsheet programs fall under which software category? ( Lucent Book Objective Question PDF )
a. System software
b. Application software
c. Platform software
d. None of the above
Option b – Application software
What is the smallest unit of an Excel worksheet used for data entry? ( Lucent Book Objective Question PDF )
a. Tab
b. Box
c. Cell
d. None of these
Option c – Cell
COBOL refers to which of the following? ( Lucent Book Objective Question PDF )
a. Coal ash
b. A computer programming language
c. A new cannon
d. Special
Option b – A computer programming language
ORACLE is primarily known as ( Lucent Book Objective Question PDF )
a. An operating system
b. Word processing software
c. Database management software
d. A combination of operating system and word processor
Option c – Database management software
Which option given below is not a programming language? ( Lucent Book Objective Question PDF )
a. BASIC
b. C
c. FAST
d. FORTRAN
Option c – FAST
Which of the following is not considered a computer language? ( Lucent Book Objective Question PDF )
a. JAVA
b. G++
c. ROM
d. PASCAL
Option c – ROM
Identify the option that is not a computer programming language. ( Lucent Book Objective Question PDF )
a. Basic
b. C++
c. Java
d. Paint Brush
Option d – Paint Brush
Which language is mainly used for scientific and engineering computations? ( Lucent Book Objective Question PDF )
a. BASIC
b. COBOL
c. FORTRAN
d. PASCAL
Option c – FORTRAN
BASIC programming language is generally classified as ( Lucent Book Objective Question PDF )
a. Procedural
b. Object-oriented
c. Both procedural and object-oriented
d. None of the above
Option b – Object-oriented
What is the main role of an assembler in computing? ( Lucent Book Objective Question PDF )
a. Translate BASIC code into machine code
b. Convert high-level language into machine language
c. Convert assembly language into machine language
d. Convert assembly language into high-level language
Option c – Convert assembly language into machine language
Which language can be directly understood and executed by a computer? ( Lucent Book Objective Question PDF )
a. American language
b. Machine language
c. Cryptographic language
d. None of the above
Option b – Machine language
A website domain ending with “.edu.us” signifies ( Lucent Book Objective Question PDF )
a. An international organization
b. A non-profit organization
c. An educational institution in Australia
d. An educational institution in the United States
Option d – An educational institution in the United States
The domain extension “.com” generally denotes ( Lucent Book Objective Question PDF )
a. Company
b. Command
d. Commercial
Option d – Commercial
Which of the following are valid domain name extensions? ( Lucent Book Objective Question PDF )
a. .com
b. .gov
c. .NET
d. All of these
Option d – All of these
Which networking device is used to extend the distance of a network signal? ( Lucent Book Objective Question PDF )
a. Repeater
b. Router
c. Gateway
d. Switch
Option a – Repeater
In computer terminology, USB stands for ( Lucent Book Objective Question PDF )
a. Universal Serial Bus
b. Universal SET Bus
c. Unified Serial Bus
d. Undefined Serial Bus
Option a – Universal Serial Bus
The connection point used to attach external devices to a computer is called a ( Lucent Book Objective Question PDF )
a. Port
b. Ring
c. Bus
d. Zip
Option a – Port
Passwords in computer systems are mainly used to prevent ( Lucent Book Objective Question PDF )
a. Hardware damage
b. Software faults
c. Unauthorized access
d. None of the above
Option c – Unauthorized access
Which term is used to retrieve information about a user’s email address? ( Lucent Book Objective Question PDF )
a. Login
b. Password
c. Finger
d. Archie
Option c – Finger
A digital computer functions based on which principle? ( Lucent Book Objective Question PDF )
a. Calculation
b. measurement
c. Electrical
d. Logical
Option d – Logical
Which of the following activities cannot be performed by a computer? ( Lucent Book Objective Question PDF )
a. Computing
b. Processing
c. Understanding
d. Outputting
Option c – Understanding
What term is commonly used to describe an error in a computer program or data? ( Lucent Book Objective Question PDF )
a. Chip
b. Byte
c. Bug
d. Bit
Option c – Bug
The abbreviation OMR stands for ( Lucent Book Objective Question PDF )
a. Optical Mark Reader
b. Optical Machine Reader
c. Octal Machine Reader
d. Octal Mark Reader
Option a – Optical Mark Reader
Which Technology is widely used to evaluate objective-type examination answer sheets? ( Lucent Book Objective Question PDF )
a. MICR
b. OMR
c. OCR
d. MCR
Option b – OMR
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