MCQ COMPUTER QUESTIONS #2

MCQ COMPUTER QUESTIONS #2

MCQ COMPUTER QUESTIONS

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• 1. An application suitable for sequential processing is
Processing of grades Payroll processing Both Processing of grades and Payroll processing All of above
• 2. Which of the following is not an input device?
OCR Optical scanners Voice recognition device COM (Computer Output to Microfilm)
• 3. Which of the following is not processing?
arranging manipulating calculating gathering
• 4. The accuracy of the floating-point numbers representable in two 16-bit words of a computer is approximately
16 digits 6 digits 9 digits All of above
• 5. The digital computer was developed primarily in
USSR Japan USA UK
• 6. Which of the following storage devices can store maximum amount of data?
Floppy Disk Hard Disk Compact Disk Magneto Optic Disk
• 7. The first computer introduced in Nepal was
IBM 1400 IBM 1401 IBM 1402 IBM1402
• 8. Today’s computer giant IBM was earlier known by different name which was changes in 1924. What was that name?
Tabulator Machine Co. Computing Tabulating Recording Co. The Tabulator Ltd. International Computer Ltd.
• 9. The arranging of data in a logical sequence is called
Sorting Classifying Reproducing Summarizing
• 10. Before a disk drive can access any sector record, a computer program has to provide the record’s disk address. What information does this address specify?
Track number Sector number Surface number All of above
• 11.Instruction in computer languages consists of
OPCODE OPERAND Both of above None of above
• 12. Mnemonic a memory trick is used in which of the following language?
Machine language Assembly language High level language None of above
• 13. What is the responsibility of the logical unit in the CPU of a computer?
To produce result To compare numbers To control flow of information To do math’s works
• 14. Abacus was the first
electronic computer mechanical computer electronic calculator mechanical calculator
• 15. Which generation of computer is still under development
Fourth Generation Fifth Generation Sixth Generation Seventh Generation
• 16. A register organized to allow to move left or right operations is called a
Counter Loader Adder Shift register
• 17. Which was the most popular first generation computer?
IBM 650 IBM 360 IBM 1130 IBM 2700
• 18. Abacus was the first
electronic computer mechanical computer electronic calculator mechanical calculator
• 19. If in a computer, 16 bits are used to specify address in a RAM, the number of addresses will be
216 65,536 64K Any of the above
• 20. Which is considered a direct entry input device?
Optical scanner Mouse and digitizer Light pen All of the above
• 21. Instructions and memory address are represented by
Character code Binary codes Binary word Parity bit
• 22. A set of flip flops integrated together is called ____
Counter Adder Register None of the above
• 23. Each set of Napier’s bones consisted of ______ rods.?
5 9 11 13
• 24. BCD is
Binary Coded Decimal Bit Coded Decimal Binary Coded Digit Bit Coded Digit
• 25. People often call ______ as the brain of computer system
Control Unit Arithmetic Logic Unit Central Processing Unit Storage Unit
• 26. Which is used for manufacturing chips?
Bus Control unit Semiconductors A and b only
• 27. The value of each bead in heaven is
1 3 5 7
• 28. When was the world’s first laptop computer introduced in the market and by whom?
Hewlett-Packard, 1980 Epson, 1981 Laplink Traveling Software Inc, 1982 Tandy Model-200, 1985
• 29. From which generation operating systems were developed?
First Second Third Fourth
• 30.The first firm to mass-market a microcomputer as a personal computer was
IBM Super UNIVAC Radio Shaks Data General Corporation

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