McqMate
These multiple-choice questions (MCQs) are designed to enhance your knowledge and understanding in the following areas: Bachelor of Business Administration (BBA) .
| 1. |
UNIVAC is |
| A. | universal automatic computer |
| B. | universal array computer |
| C. | unique automatic computer |
| D. | unvalued automatic computer |
| Answer» A. universal automatic computer | |
| 2. |
The basic operations performed by a computer are |
| A. | arithmetic operation |
| B. | logical operation |
| C. | storage and relative |
| D. | all the above |
| Answer» D. all the above | |
| 3. |
The two major types of computer chips are |
| A. | external memory chip |
| B. | primary memory chip |
| C. | microprocessor chip |
| D. | both b and c |
| Answer» D. both b and c | |
| 4. |
Microprocessors as switching devices are for which generation computers |
| A. | first generation |
| B. | second generation |
| C. | third generation |
| D. | fourth generation |
| Answer» D. fourth generation | |
| 5. |
ASCII and EBCDIC are the popular character coding systems. What does EBCDIC stand for? |
| A. | extended binary coded decimal interchange code |
| B. | extended bit code decimal interchange code |
| C. | extended bit case decimal interchange code |
| D. | extended binary case decimal interchange code |
| Answer» A. extended binary coded decimal interchange code | |
| 6. |
Storage capacity of magnetic disk depends on |
| A. | tracks per inch of surface |
| B. | bits per inch of tracks |
| C. | disk pack in disk surface |
| D. | all of above |
| Answer» D. all of above | |
| 7. |
The two kinds of main memory are: |
| A. | primary and secondary |
| B. | random and sequential |
| C. | rom and ram |
| D. | all of above |
| Answer» C. rom and ram | |
| 8. |
A storage area used to store data to a compensate for the difference in speed at which the different units can handle data is |
| A. | memory |
| B. | buffer |
| C. | accumulator |
| D. | address |
| Answer» B. buffer | |
| 9. |
Computer is free from tiresome and boardoom. We call it |
| A. | accuracy |
| B. | reliability |
| C. | diligence |
| D. | versatility |
| Answer» C. diligence | |
| 10. |
Integrated Circuits (Ics) are related to which generation of computers? |
| A. | first generation |
| B. | second generation |
| C. | third generation |
| D. | fourth generation |
| Answer» C. third generation | |
| 11. |
CD-ROM is a |
| A. | semiconductor memory |
| B. | memory register |
| C. | magnetic memory |
| D. | none of above |
| Answer» D. none of above | |
| 12. |
Which type of computers uses the 8-bit code called EBCDIC? |
| A. | minicomputers |
| B. | microcomputers |
| C. | mainframe computers |
| D. | super computer |
| Answer» C. mainframe computers | |
| 13. |
The ALU of a computer responds to the commands coming from |
| A. | primary memory |
| B. | control section |
| C. | external memory |
| D. | cache memory |
| Answer» B. control section | |
| 14. |
Chief component of first generation computer was |
| A. | transistors |
| B. | vacuum tubes and valves |
| C. | integrated circuits |
| D. | none of above |
| Answer» B. vacuum tubes and valves | |
| 15. |
To produce high quality graphics (hardcopy) in color, you would want to use a/n |
| A. | rgb monitor |
| B. | plotter |
| C. | ink-jet printer |
| D. | laser printer |
| Answer» B. plotter | |
| 16. |
What are the stages in the compilation process? |
| A. | feasibility study, system design and testing |
| B. | implementation and documentation |
| C. | lexical analysis, syntax analysis, and code generation |
| D. | none of the above |
| Answer» C. lexical analysis, syntax analysis, and code generation | |
| 17. |
Which of the following IC was used in third generation of computers? |
| A. | ssi |
| B. | msi |
| C. | lsi |
| D. | both a and b |
| Answer» D. both a and b | |
| 18. |
The main electronic component used in first generation computers was |
| A. | transistors |
| B. | vacuum tubes and valves |
| C. | integrated circuits |
| D. | none of above |
| Answer» B. vacuum tubes and valves | |
| 19. |
A dumb terminal has |
| A. | an embedded microprocessor |
| B. | extensive memory |
| C. | independent processing capability |
| D. | a keyboard and screen |
| Answer» D. a keyboard and screen | |
| 20. |
One millisecond is |
| A. | 1 second |
| B. | 10th of a seconds |
| C. | 1000th of a seconds |
| D. | 10000th of a seconds |
| Answer» C. 1000th of a seconds | |
| 21. |
The output quality of a printer is measured by |
| A. | dot per sq. inch |
| B. | dot per inch |
| C. | dots printed per unit time |
| D. | all of the above |
| Answer» A. dot per sq. inch | |
| 22. |
Which of the following was a special purpose computer? |
| A. | abc |
| B. | eniac |
| C. | edvac |
| D. | all of the above |
| Answer» A. abc | |
| 23. |
What was the computer invented by Attanasoff and Clifford? |
| A. | mark i |
| B. | abc |
| C. | z3 |
| D. | none of above |
| Answer» B. abc | |
| 24. |
Which of the following storage devices can store maximum amount of data? |
| A. | floppy disk |
| B. | hard disk |
| C. | compact disk |
| D. | magneto optic disk |
| Answer» B. hard disk | |
| 25. |
Which computer was considered the first electronic computer until 1973 when court invalidated the patent? |
| A. | eniac |
| B. | mark i |
| C. | z3 |
| D. | abc |
| Answer» A. eniac | |
| 26. |
A physical connection between the microprocessor memory and other parts of the microcomputer is known as |
| A. | path |
| B. | address bus |
| C. | route |
| D. | all of the above |
| Answer» B. address bus | |
| 27. |
High density double sided floppy disks could store _____ of data |
| A. | 1.40 mb |
| B. | 1.44 gb |
| C. | 1.40 gb |
| D. | 1.44 mb |
| Answer» D. 1.44 mb | |
| 28. |
A high quality CAD system uses the following for printing drawing and graphs |
| A. | dot matrix printer |
| B. | digital plotter |
| C. | line printer |
| D. | all of the above |
| Answer» B. digital plotter | |
| 29. |
Which of the following is not an input device? |
| A. | ocr |
| B. | optical scanners |
| C. | voice recognition device |
| D. | com (computer output to microfilm) |
| Answer» D. com (computer output to microfilm) | |
| 30. |
The accuracy of the floating-point numbers representable in two 16-bit words of a computer is approximately |
| A. | 16 digits |
| B. | 6 digits |
| C. | 9 digits |
| D. | all of above |
| Answer» B. 6 digits | |
| 31. |
In most IBM PCs, the CPU, the device drives, memory expansion slots and active components are mounted on a single board. What is the name of this board? |
| A. | motherboard |
| B. | breadboard |
| C. | daughter board |
| D. | grandmother board |
| Answer» A. motherboard | |
| 32. |
Magnetic disks are the most popular medium for |
| A. | direct access |
| B. | sequential access |
| C. | both of above |
| D. | none of above |
| Answer» C. both of above | |
| 33. |
A technique used by codes to convert an analog signal into a digital bit stream is known as |
| A. | pulse code modulation |
| B. | pulse stretcher |
| C. | query processing |
| D. | queue management |
| Answer» A. pulse code modulation | |
| 34. |
Regarding a VDU, Which statement is more correct? |
| A. | it is an output device |
| B. | it is an input device |
| C. | it is a peripheral device |
| D. | it is hardware item |
| Answer» C. it is a peripheral device | |
| 35. |
A modern electronic computer is a machine that is meant for |
| A. | doing quick mathematical calculations |
| B. | input, storage, manipulation and outputting of data |
| C. | electronic data processing |
| D. | performing repetitive tasks accurately |
| Answer» B. input, storage, manipulation and outputting of data | |
| 36. |
When was vacuum tube invented? |
| A. | 1900 |
| B. | 1906 |
| C. | 1910 |
| D. | 1880 |
| Answer» B. 1906 | |
| 37. |
Which of the following produces the best quality graphics reproduction? |
| A. | laser printer |
| B. | ink jet printer |
| C. | plotter |
| D. | dot matrix printer |
| Answer» C. plotter | |
| 38. |
Computers with 80286 microprocessor is |
| A. | xt computer |
| B. | at comptuers |
| C. | ps/2 computer |
| D. | none of above |
| Answer» B. at comptuers | |
| 39. |
An application suitable for sequential processing is |
| A. | processing of grades |
| B. | payroll processing |
| C. | both a and b |
| D. | all of above |
| Answer» C. both a and b | |
| 40. |
Which of the following is not processing? |
| A. | arranging |
| B. | manipulating |
| C. | calculating |
| D. | gathering |
| Answer» D. gathering | |
| 41. |
The digital computer was developed primarily in |
| A. | ussr |
| B. | japan |
| C. | usa |
| D. | uk |
| Answer» C. usa | |
| 42. |
Software in computer |
| A. | enhances the capabilities of the hardware machine |
| B. | increase the speed of central processing unit |
| C. | both of above |
| D. | none of above |
| Answer» A. enhances the capabilities of the hardware machine | |
| 43. |
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? |
| A. | track number |
| B. | sector number |
| C. | surface number |
| D. | all of above |
| Answer» D. all of above | |
| 44. |
The arranging of data in a logical sequence is called |
| A. | sorting |
| B. | classifying |
| C. | reproducing |
| D. | summarizing |
| Answer» A. sorting | |
| 45. |
What is the responsibility of the logical unit in the CPU of a computer? |
| A. | to produce result |
| B. | to compare numbers |
| C. | to control flow of information |
| D. | to do math’s works |
| Answer» B. to compare numbers | |
| 46. |
Abacus was the first |
| A. | electronic computer |
| B. | mechanical computer |
| C. | electronic calculator |
| D. | mechanical calculator |
| Answer» D. mechanical calculator | |
| 47. |
If in a computer, 16 bits are used to specify address in a RAM, the number of addresses will be |
| A. | 216 |
| B. | 65,536 |
| C. | 64k |
| D. | any of the above |
| Answer» B. 65,536 | |
| 48. |
The terminal device that functions as a cash register, computer terminal, and OCR reader is the: |
| A. | data collection terminal |
| B. | ocr register terminal |
| C. | video display terminal |
| D. | pos terminal |
| Answer» D. pos terminal | |
| 49. |
A set of flip flops integrated together is called ____ |
| A. | counter |
| B. | adder |
| C. | register |
| D. | none of the above |
| Answer» C. register | |
| 50. |
People often call ______ as the brain of computer system |
| A. | control unit |
| B. | arithmetic logic unit |
| C. | central processing unit |
| D. | storage unit |
| Answer» C. central processing unit | |
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