400 Computer Awareness MCQ Set-8
Q176. A computer program that converts an entire program into machine language at one time is called:
A. Compiler
B. Interpreter
C. Assembler
D. Linker
Answer – A. Compiler
Explanation-
Q177. In which year was Microsoft company founded?
A. 1985
B. 1990
C. 1975
D. 2000
Answer – C. 1975
Explanation-
Q178. What is the personal computer operating system that organizes and uses a graphic desktop environment?
A. Linux
B. macOS
C. Windows
D. Android
Answer – C. Windows
Explanation-
Q179. What are a Light pen and joystick?
A. Output devices
B. Storage devices
C. Input devices
D. Networking devices
Answer – C. Input devices
Explanation-
Q180. What is a half-byte also called?
A. Nibble
B. Bit
C. Byte
D. Megabyte
Answer – A. Nibble
Explanation-
Q181. SMPS stands for:
A. System Management Power Supply
B. Switched Mode Power Supply
C. Single Mode Power Supply
D. Super Micro Power Supply
Answer – B. Switched Mode Power Supply
Explanation-
Q182. What do we use to change the appearance and positioning of text documents in MS Word?
A. Formatting
B. Editing
C. Styling
D. Alignment
Answer – A. Formatting
Explanation-
Q183. A _________ is approximately a million bytes.
A. Gigabyte
B. Megabyte
C. Terabyte
D. Kilobyte
Answer – B. Megabyte
Explanation-
Q184. Daisy wheel, Drum, chain, etc., are examples of:
A. Scanners
B. Monitors
C. Printers
D. Keyboards
Answer – C. Printers
Explanation-
Q185. XML stands for:
A. Extensible Markup Language
B. Extended Modeling Language
C. External Media Library
D. Exchangeable Metadata Link
Answer – A. Extensible Markup Language
Explanation-
Q186. What kind of scheme is the HTTP protocol?
A. Request/Response
B. Peer-to-Peer
C. Broadcast/Multicast
D. Client/Server
Answer – A. Request/Response
Explanation-
Q187. Magnetic disk is an example of:
A. Primary Memory
B. Cache Memory
C. Secondary Memory
D. Virtual Memory
Answer – C. Secondary Memory
Explanation-
Q188. What is the meaning of OSI, in terms of computers?
A. Open System Interconnection
B. Operating System Interface
C. Optical Storage Interface
D. On-Screen Indicator
Answer – A. Open System Interconnection
Explanation-
Q189. Which type of storage device is a BIOS?
A. Primary
B. Secondary
C. Tertiary
D. External
Answer – A. Primary
Explanation-
Q190. Personal Computer is:
A. PC
B. MAC
C. UNIX
D. LINUX
Answer – A. PC
Explanation-
Q191. A desktop computer is also known as:
A. PC
B. Laptop
C. Tablet
D. Server
Answer – A. PC
Explanation-
Q192. A supercomputer developed by Indian scientists is:
A. PARAM
B. Cray
C. IBM Watson
D. HAL
Answer – A. PARAM
Explanation-
Q193. The third-generation computer was made with:
A. Transistors
B. Integrated circuits
C. Vacuum tubes
D. Microprocessors
Answer – B. Integrated circuits
Explanation-
Q194. In the latest generation computers, the instructions are executed:
A. Sequentially
B. Parallelly
C. Both sequentially and parallelly
D. Randomly
Answer – C. Both sequentially and parallelly
Explanation-
Q195. The person contributing the idea of the stored program was:
A. Alan Turing
B. John Neumann
C. Charles Babbage
D. Ada Lovelace
Answer – B. John Neumann
Explanation-
Q196. The earliest software was developed using:
A. Waterfall model
B. Agile methodology
C. Spiral model
D. RAD model
Answer – A. Waterfall model
Explanation-
Q197. Inventor of C++ is:
A. Dennis Ritchie
B. Linus Torvalds
C. Bjarne Stroustrup
D. Tim Berners-Lee
Answer – C. Bjarne Stroustrup
Explanation-
Q198. The first machine to successfully perform a long series of arithmetic and logical operations was:
A. ENIAC
B. UNIVAC
C. Colossus
D. Mark I
Answer – D. Mark I
Explanation-
Q199. Who designed the first electronic computers ENIAC?
A. Alan Turing
B. J. Presper Eckert and John W. Mauchly
C. Konrad Zuse
D. Herman Hollerith
Answer – B. J. Presper Eckert and John W. Mauchly
Explanation-
Q200. In which period were the third-generation computers developed?
A. 1950-1955
B. 1965-1971
C. 1980-1985
D. 1995-2000
Answer – B. 1965-1971
Explanation-
