Computer Awareness knowledge is essential for various competitive exams, including those conducted by the Odisha Sub-ordinate Staff Selection Commission (OSSSC) for the posts of Livestock Inspector (LSI), Forester, and Forest Guard (FG). To help candidates prepare effectively, here are 30 multiple-choice questions (MCQs) covering a wide range of topics in computer fundamentals:
Top 30 Computer Awareness MCQs for OSSSC LSI, Forester, FG
- What does ALU stand for?
a) Access Logic Unit
b) Arithmetic Logic Unit
c) Array Logic Unit
d) Artificial Logic Unit
Ans: b) Arithmetic Logic Unit - Which component was used in second generation computers?
a) Transistors
b) Vacuum tubes
c) Microprocessor
d) Integrated circuit
Ans: a) Transistors - Which was the first general-purpose electronic computer?
a) EDVAC
b) ADVAC
c) UNIVAC
d) IBM-PC
Ans: c) UNIVAC - What is the term for a group of data and operations together?
a) Object
b) Function
c) Class
d) Structure
Ans: a) Object - Who developed the first microprocessor in 1971?
a) Intel
b) Apple
c) NASA
d) Gigabite
Ans: a) Intel - What is the process of converting analog waves to a digital format called?
a) Echo
b) Sampling
c) Frequency
d) Sound forge
Ans: b) Sampling - In which year was FORTRAN introduced?
a) 1945
b) 1947
c) 1950
d) 1957
Ans: d) 1957 - Who is considered the father of punched card?
a) Charles Babbage
b) Blaise Pascal
c) Jonathan Lva
d) Herman Hollerith
Ans: d) Herman Hollerith - What is the term for starting up an operating system?
a) Starting
b) Entering
c) Booting
d) Formatting
Ans: c) Booting - How can narration be repeated?
a) Ctrl + R
b) Alt + R
c) Shift + R
d) Alt + Shift + R
Ans: a) Ctrl + R - Which programming language is associated with Artificial Intelligence?
a) B
b) A++
c) C++
d) PROLOG
Ans: d) PROLOG - How many mini dots compose each pixel on a color monitor?
a) Two
b) Five
c) Six
d) Three
Ans: d) Three - What is AltaVista?
a) Software
b) Search engine
c) Hardware
d) Antivirus
Ans: b) Search engine - Which are the most commonly used input devices?
a) Keyboard, mouse
b) Scanner, monitor
c) Digital camera, printer
d) Microphone, UPS
Ans: a) Keyboard, mouse - Clicking on “I” makes the text ________.
a) Italics
b) Underlined
c) Italics and underlined
d) Bold
Ans: a) Italics - What is correcting errors in a program called?
a) Interpreting
b) Translating
c) Debugging
d) Compiling
Ans: c) Debugging - Which type of computer is the fastest?
a) Mini computer
b) Mainframe computer
c) Supercomputer
d) Digital computer
Ans: c) Supercomputer - How are fax machines used to send documents?
a) Telephone line
b) Modems
c) Co-axial wire
d) All of these
Ans: a) Telephone line - Which server converts IP addresses to domain names?
a) DNS
b) MNS
c) UTP
d) RTP
Ans: a) DNS - What are programs like Mozilla Firefox that serve as navigable windows into the Web called?
a) Internet
b) Data card
c) Web browsers
d) RAM
Ans: c) Web browsers - During which generation of computers were they very large in size?
a) First Generation
b) Second Generation
c) Third Generation
d) Fourth Generation
Ans: a) First Generation - Which code, used in present-day computing, was developed by IBM Corporation?
a) ASCII
b) Hollerith Code
c) EBCDIC Code
d) Baudot Code
Ans: c) EBCDIC Code - In the binary language, what unique combination is used for each letter of the alphabet, number, and special character?
a) eight bytes
b) eight kilobytes
c) eight characters
d) eight bits
Ans: d) eight bits - Which of the following is NOT an input device?
a) OCR
b) Optical scanners
c) Voice recognition device
d) COM (Computer Output to Microfilm)
Ans: d) COM (Computer Output to Microfilm) - What category does Internet Explorer belong to?
a) Web Browser
b) Graphing Package
c) News Reader
d) Any person browsing the net
Ans: a) Web Browser - What does USB stand for in data cables?
a) Unicode smart Bus
b) Universal structural Bus
c) Unicode Serial Bus
d) Universal Serial Bus
Ans: d) Universal Serial Bus - Which device must you install on a network to share a broadband Internet connection?
a) router
b) modem
c) node
d) cable
Ans: a) router - How can you select the entire document?
a) Ctrl+A
b) Alt+F5
c) Shift+A
d) Ctrl+K
Ans: a) Ctrl+A - What button do you press to reload a web page?
a) Redo
b) Reload
c) Restore
d) Refresh
Ans: d) Refresh - Which of the following is NOT a font style?
a) Bold
b) Superscript
c) Italic
d) Regular
Ans: b) Superscript
