computer fundamentals questions and answers multiple choice part1

Q1. Which of the following is the most powerful computers?
(A) Mainframe Computer
(B) Mini Computers
(C) Micro Computers
(D) Super Computers

Q2. Which is considered a direct entry input device?
(A) Optical scanner
(B) Mouse and digitizer
(C) Both of these
(D) None of these

Q3. The ability of an operating system to control the activities of multiple programs at the same time?
(A) Streamlining
(B) Multiuser
(C) Multitasking
(D) Simulcasting

Q4. Which device in a computer can understand difference between data & programs?
(A) Input device
(B) Output device
(C) Memory
(D) Microprocessor

Q5. PAN stands for?
(A) Private area network
(B) Personal area network
(C) Personal assistant network
(D) Private assistant network

Q6. Which of the following is/are major types of computer chips?
(A) Extended memory chip
(B) Primary memory chip
(C) Microprocessor chip
(D) Both b and c

Q7. Java is an example of:
(A) Operating System
(B) Programming Language
(C) Compiler
(D) Machine Language

Q8. Primary memory stores
(A) Data alone
(B) Programs alone
(C) Results alone
(D) All of these

Q9. From which generation of computer, operating systems were developed?
(A) First
(B) Second
(C) Third
(D) Fourth

Q10. Microprocessors as major component for which generation computers
(A) First Generation
(B) Second Generation
(C) Third Generation
(D) Fourth Generation

Q11. In which of the following communication mode, the channel is used in both directions at the same time?
(A) Full-duplex
(B) Simplex
(C) Half-duplex
(D) None of the above

Q12. The first company to mass market a microcomputer as a personal computer was
(A) IBM
(B) Super UNIVAC
(C) Radio Shaks
(D) Hewlett-Packard

Q13. What is the main difference between a mainframe and a super computer?
(A) Super computer is much bigger than mainframe computers
(B) Super computers are much smaller than mainframe computers
(C) Supercomputers execute few programs as fast as possible while mainframe execute many programs concurrently
(D) None of these

Q14. URL stands for?
(A) Uniform Resource Locator
(B) Uniform Resource Link
(C) Uniform Registered Link
(D) Unified Resource Link

Q15. What does UNIVAC stands for
(A) Universal Automatic Computer
(B) Universal Active Computer
(C) Unique Applied Computer
(D) Unique Automatic Computer

Q16. Which among following first generation of computers had?
(A) Integrated Circuits
(B) Vacuum Tubes and Magnetic Drum
(C) Magnetic Tape and Transistors
(D) Transistors

Q17. Verification of a login name and password is known as:
(A) configuration
(B) accessibility
(C) authentication
(D) None of these

Q18. Storage capacity of magnetic disk depends on which of the following factors
(A) tracks per inch of surface
(B) bits per inch of tracks
(C) disk pack in disk surface
(D) All of above

Q19. The basic unit of memory is
(A) wires
(B) circuits
(C) cells
(D) All of these

Q20. Which of the following is the largest unit?
(A) data
(B) field
(C) record
(D) database

Q21. A computer consists of
(A) central processing unit
(B) memory unit
(C) Input and output unit
(D) All of these

Q22. Assembly language started to be used from
(A) first generation computers
(B) second generation computers
(C) third generation computers
(D) fourth generation computers

Q23. Access time is
(A) seek time + latency time
(B) seek time
(C) seek time - latency time
(D) latency time

Q24. Why vacuum tubes are also called valves?
(A) they can amplify the weak signals
(B) they can stop or allow the flow of current
(C) Both of above
(D) None of above

Q25. After copying the content how many times can you paste?
(A) once
(B) twice
(C) zero
(D) Many