400 Computer Awareness MCQ Set- 9
Q201. What were the primary components of the first-generation computers?
A. Transistors and magnetic tape
B. Vacuum tubes and magnetic drum
C. Integrated circuits and floppy disks
D. Microprocessors and hard drives
Answer – B. Vacuum tubes and magnetic drum
Explanation-
Q202. With which generation of computers is Artificial Intelligence associated?
A. First
B. Second
C. Fourth
D. Fifth
Answer – D. Fifth
Explanation-
Q203. Which company started the personal computer industry?
A. Apple
B. IBM
C. Microsoft
D. Intel
Answer – B. IBM
Explanation-
Q204. The fifth-generation computing devices were based on:
A. Artificial intelligence
B. Quantum mechanics
C. Nano-technology
D. Optical computing
Answer –A. Artificial intelligence
Explanation-
Q205. In which generation of computers did magnetic discs start being used for storage?
A. First
B. Second
C. Third
D. Fourth
Answer – B. Second
Explanation-
Q206. Who built the first mechanical calculators?
A. Alan Turing
B. Blaise Pascal
C. Charles Babbage
D. John von Neumann
Answer – B. Blaise Pascal
Explanation-
Q207. What were the computers built before the first generation called?
A. Vacuum-tube computers
B. Electro-mechanical computers
C. Transistor computers
D. Microcomputer
Answer – B. Electro-mechanical computers
Explanation-
Q208. Who first introduced punched cards?
A. Herman Hollerith
B. Alan Turing
C. John von Neumann
D. Charles Babbage
Answer – A. Herman Hollerith
Explanation-
Q209. Which component was used in the first-generation computer systems?
A. Vacuum tubes
B. Transistors
C. Integrated circuits
D. Microprocessors
Answer – A. Vacuum tubes
Explanation-
Q210. Who is considered the father of the modern computer?
A. Alan Turing
B. John von Neumann
C. Charles Babbage
D. Blaise Pascal
Answer – A. Alan Turing
Explanation-
Q211. Which supercomputer was developed by Indian scientists?
A. Blue Gene
B. Cray-1
C. PARAM
D. Deep Blue
Answer – C. PARAM
Explanation-
Q212. What is a group of 8 bits known as?
A. Megabyte
B. Kilobyte
C. Terabyte
D. Byte
Answer – D. Byte
Explanation-
Q213. Which type of computer is considered the fastest?
A. Personal computer
B. Mainframe computer
C. Supercomputer
D. Tablet computer
Answer – C. Supercomputer
Explanation-
Q214. What is an old and unsatisfactory computer system referred to as?
A. Vintage system
B. Antique system
C. Legacy system
D. Obsolete system
Answer – C. Legacy system
Explanation-
Q215. Which type of computer uses the 8-bit code called EBCDIC?
A. Mainframe computers
B. Personal computers
C. Supercomputers
D. Tablet computers
Answer – A. Mainframe computers
Explanation-
Q216. What was the earlier calculating device before computers?
A. Abacus
B. Slide rule
C. Pascaline
D. Jacquard loom
Answer – A. Abacus
Explanation-
Q217. Who first introduced punch cards for data processing?
A. Herman Hollerith
B. Charles Babbage
C. Ada Lovelace
D. Alan Turing
Answer – A. Herman Hollerith
Explanation-
Q218. In which generation of computers were microprocessors used as switching devices?
A. First Generation
B. Second generation
C. Third generation
D. Fourth generation
Answer – B. Second generation
Explanation-
Q219. Who invented the Mark-I computer?
A. John von Neumann
B. Howard Aiken
C. Alan Turing
D. Grace Hopper
Answer – B. Howard Aiken
Explanation-
Q220.What were second-generation computers made of?
A. Vacuum tubes
B. Transistors
C. Integrated circuits
D. Microprocessors
Answer – B. Transistors
Explanation-
Q221. Who is considered the father of supercomputers?
A. John von Neumann
B. Seymour Cray
C. Alan Turing
D. Grace Hopper
Answer – B. Seymour Cray
Explanation-
Q222. How many vacuum tubes were used in the ENIAC computer?
A. 1234
B. 5678
C. 9012
D. 17468
Answer – D. 17468
Explanation-
Q223. Which generation of computers had a very large physical size?
A. First Generation
B. Second generation
C. Third generation
D. Fourth generation
Answer – A. First generation
Explanation-
Q224. What is the file extension type of Excel 2007 files?
A. .xls
B. .doc
C. .ppt
D. .xlsx
Answer – D. .xlsx
Explanation-
Q225. What is the term for collecting personal information and posing as another individual?
A. Cyberbullying
B. Hacking
C. Identity theft
D. Phishing
Answer – C. Identity theft
Explanation-
