To locate a data item for storage is a. Field b. Feed c. Database d. Fetch ans.d. Fetch
2. programs designed to perform specific tasks is known as a. system software b. application software c. utility programs d. operating system ans.b. application software
3. perforated paper used as input of output media is known as a. paper tapes b. magnetic tape c. punched papers tape d. card punch ans.a. paper tapes
4. Time during which a job is processed by the computer is a. Delay times b. Real time c. Execution time d. Down time ans.c. Execution time
5. a computer which CPU speed around 100 million instruction per second and with the word length of around 64 bits is known as a. Super computer b. Mini computer c. Micro computer d. Macro computer ans.a. Super computer
6. An approach that permits the computer to work on several programs instead of one is a. On-line thesaurus b. Multiprogramming c. Over lapped processing d. Outline processor ans.a. Super computer
7. A directly accessible appointment calendar is feature of a … resident package a. CPU b. Memory c. Buffer d. ALU ans.b. Memory
8. The term gigabyte refers to a. 1024 bytes b. 1024 kilobytes c. 1024 megabytes d. 1024 gigabyte ans.1024 megabytes
9. Which of the following processors use RISC technology?
a. 486dx b. Power PC c. 486sx d. 6340 ans.b. Power PC
10. A/n …. Device is any device that provides information, which is sent to the CPU a. Input b. Output c. CPU d. Memory ans.a. Input
11. Current SIMMs have either … or … connectors (pins) a. 9 or 32 b. 30 or 70 c. 28 or 72 d. 30 or 72 ans.d. 30 or 72
12. The storage subsystem in a microcomputer consists mainly of … or … media with varying capacities a. Memory or video b. Magnetic or optical c. Optical or memory d. Video or magnetic ans.b. Magnetic or optical
13. Which of the following is not an input device?
a. OCR b. Optical scanners c. Voice recognition device d. COM (Computer Output to Microfilm)
ans.d. COM (Computer Output to Microfilm) 14. The central processing unit (CPU) consists of a. Input, output and processing b. Control unit, primary storage, and secondary storage c. Control unit, arithmetic-logic unit and primary storage d. Control unit, processing, and primary storage ans.c. Control unit, arithmetic-logic unit and primary storage
15. EBCDIC can code up to how many different characters? a. 256 b. 16 c. 32 d. 64 ans.a. 256
16. Which is considered a direct entry input device? a. Optical scanner b. Mouse and digitizer c. Light pen d. All of the above ans.d. All of the above
17. Which is used for manufacturing chips? a. Bus b. Control unit
c. Semiconductors d. A and b only
ans.c. Semiconductors 18. The computer code for the interchange of information between terminals is a. ASCII b. BCD c. EBCDIC d. All of above ans.a. ASCII
19. A byte consists of a. One bit b. Four bits c. Eight bits d. Sixteen bits ans.c. Eight bits
20. A hybrid computer a. Resembles digital computer b. Resembles analog computer c. Resembles both a digital and analog computer d. None of the above 21. A ____________ is approximately one billion bytes. A. kilobyte B. bit C. gigabyte D. megabyte megabyte Answer: C
22. A ____________ is approximately a million bytes. A. gigabyte gigabyte B. kilobyte C. megabyte D. terabyte Answer: C 23. ____________ is any part of the computer that you can physically touch. A. Hardware Hardware B. A device C. A peripheral D. An application application Answer: A 24. The components that process data are located in the: A. input devices. devices. B. output devices. devices. C. system unit. D. storage compone component. nt. Answer: C 25. All of the following are examples of input devices EXCEPT a: A. scanner. scanner. B. mouse. C. keyboard. D. printer. printer. Answer: D 26. Which of the following is an example of an input device? A. scanner scanner B. speaker C. CD D. printer 27. The 0 and 1 in the binary numbering system are called binary digits or ……. (a) bytes (b) kilobytes (c) decimal bytes (d) bits (e) nibbles Ans (D)
28. A monitor’s …… is the distance between the holes in the mask behind the screen. This helps determine how sharp the dots appear. (a) refresh rate (b) dot pitch (c) resolution (d) colour depth (e) None of the above Ans (B) 29. A directly accessible appointment calendar is a feature of a ……. resident package. (a) CPU (b) memory (c) Buffer (d) ALU (e) None of the above Ans (B) 30. Perforated paper used as input or output media is known as (a) Paper tape (b) Magnetic tape (c) Punched paper tape (d) Card punch (e) None of the above Ans (A) 31. The invention of the slide rule is attributed to (a) Babbage (b) Oughtred (c) Pascal (d) Napier (e) None of the above Ans (B) 32. Which of the following is not an advantage of magnetic disk storage. (a) The access time of magnetic disk is much less than that of magnetic tape (b) Disk storage is longer lasting than magnetic tape (c) Disk storage is less expensive than tape storage (d) All of the above (e) None of the above Ans (e) 33. The memory sizes in mainframe computers and advanced technology micro computer are expressed as (a) Bytes (b) Kilo-bytes (c) Bits (d) Megabytes (e) None of the above Ans (d) 34. A prefix for billion which is equal to …. is called as billi. (a) 100 (b) 10000 (c) 1000 (d) 10 (e) None of the above Ans (d) 35. Each model of a computer has a unique (a) Assembly language (b) Machine language (c) High level language (d) All of the above (e) None of the above Ans (b)
36. One kilobyte = ____ byte. (a) 1250 (b) 2088 (c) 1024 (d) 1000 Ans (c) 37-All of the following are examples of real security and privacy risks EXCEPT: A. hackers. hackers. B. spam. C. viruses. D. identity identity theft. Answer: B 38- A process known as ____________ is used by large retailers to study trends. A. data mining mining B. data selection selection C. POS D. data conversion conversion Answer: A 38. ____________terminals (formerly known as cash registers) are often connected to complex inventory and sales computer systems. A. Data B. Point-of-sale Point-of-sale (POS) (POS) C. Sales D. Query Answer: B 39. A(n) ____________ system is a small, wireless handheld computer that scans an item
’s
tag and pulls up the current price (and any special offers) as you shop. A. PSS B. POS C. inventory D. data mining mining Answer: A 40. The ability to recover and read deleted or damaged files from a criminal ’s computer is an example of a law enforcement specialty called: A. robotics. robotics.
B. simulation. simulation. C. computer forensics. D. animation. animation. Answer: C 41-. Which of the following is NOT one of the four major data processing functions of a computer? A. gathering gathering data B. processing processing data into into information information C. analyzing the data or information D. storing the the data or informati information on Answer: C 42-. ____________ tags, when placed on an animal, can be used to record and track in a database all of the animal ’s movements. A. POS B. RFID C. PPS D. GPS Answer: B 43-. Surgeons can perform delicate operations by manipulating devices through computers instead of manually. This technology is known as: A. robotics. robotics. B. computer computer forensics. forensics. C. simulation. D. forecasting. forecasting. Answer: A 44-. Technology no longer protected by copyright, available to everyone, is considered to be: A. proprietary. proprietary. B. open. C. experimental. D. in the public public domain. domain. Answer: A
45-. ____________ is the study of molecules and structures whose size ranges from 1 to 100 nanometers. A. Nanoscience Nanoscience B. Microelectrodes Microelectrodes C. Computer forensics D. Artificial Artificial intelligence intelligence Answer: A Status : Offline 11. ____________ is the science that attempts to produce machines that display the same type of intelligence that humans do. A. Nanoscience Nanoscience B. Nanotechnology Nanotechnology C. Simulation D. Artificial Artificial intelligence intelligence (AI) Answer: D 46. ____________ is data that has been organized or presented in a meaningful fashion. A. A process process B. Software Software C. Storage D. Information Information Answer: D 47. The name for the way that computers manipulate data into information is called: A. programming. programming. B. processing. processing. C. storing. D. organizing. organizing. Answer: B 48. Computers gather data, which means that they allow users to ____________ data. A. present present B. input C. output D. store Answer: B
49. After a picture has been taken with a digital camera and processed appropriately, the actual print of the the picture is is considered: considered: A. data. B. output. C. input. D. the process. process. Answer: B 50. Computers use the ____________ language to process data. A. processing processing B. kilobyte C. binary D. representational representational Answer: C 52. Computers process data into information by working exclusively with: A. multimedia. multimedia. B. words. C. characters. D. numbers. numbers. Answer: D 53. In the binary language each letter of the alphabet, each number and each special character is made up of a unique combination of: A. eight bytes. bytes. B. eight kilobytes. kilobytes. C. eight characters. D. eight bits. bits. Answer: D 54. The term bit is short for: A. megabyte. megabyte. B. binary language. language. C. binary digit. D. binary number. number. Answer: C
55. A string of eight 0s and 1s is called a: A. megabyte. megabyte. B. byte. C. kilobyte. D. gigabyte. gigabyte. Answer: B
Mostly which of the following device is used to carry user files? A. Floppy Disk B. Hard Disk Disk C. RAM D. CDRM Answer! A ". #hich device is used to $ackup the data? A. Floppy Disk B. %ape %ape C. &etwork Drive. D. All of the a$ove Answer! D '. (n order to play and hear sound on a co)puter* one needs! A. a sound card and speakers speakers B. a )icrophone C. all of the) re+uired D. none of the) re+uired Answer! A ,. #hich of the following are the cheapest )e)ory devices in ter)s of Cost-Bit? A. e)iconductor )e)ories )e)ories B. Magnetic Disks C. Co)pact Disks D. Magnetic %apes Answer! C /. #hich of the following are the $est units of data on an e0ternal storage device? A. Bits B. Bytes Bytes
C. Hert1 D. Clock cycles Answer! B 2. #hich of the following have the fastest access ti)e? A. e)iconductor Me)ories Me)ories B. Magnetic Disks C. Magnetic %apes D. Co)pact Disks Answer! A 3. #hich of the following is a read only )e)ory storage device? A. Floppy Disk B. CDRM C. Hard Disk D. &one of these Answer! B 4. #hich of the following is a progra))ing language? A. 5otus B. 6ascal 6ascal C. M780cel D. &etscape Answer! B 9. #hat is a co)piler? A. A co)piler does a conversion line $y line as the progra) is run B. A co)piler converts the whole of a higher level progra) code into )achine code in one step C. A co)piler is a general purpose p urpose language providing very efficient e0ecution D. &one of the a$ove Answer! B :;. #hat is an interpreter? A. An An interpreter does the conversion conversion line $y line as the progra) is run run B. An interpreter is the representation of the syste) $eing designed C. An interpreter is a general purpose language providing very efficient e0ecution D. &one of the a$ove Answer! B ::.. #hen a key is pressed on the key$oard* which standard is used for converting the keystroke into :: the corresponding $its? A. A&( A&( B. AC(( C. 8BCD(C D. ( Answer! A :'. A 6i0el is <<< A. A co)puter progra) that draws draws picture B. A picture picture stored in secondary )e)ory C. %he s)allest resolva$le part of a picture D. &one of these
Answer! C :,. #hich device is used as the standard pointing device in a =raphical >ser 8nviron)ent? A. ey$oard B. Mouse C. @oystick D. %rack $all Answer! B :/. #hich nu)$er syste) is usually followed in a typical '"7$it co)puter? A. " B. :; C. :2 D. '" Answer! A :2. #hich nu)$er syste) is usually followed in a typical '"7$it co)puter? A. Binary B. Deci)al Deci)al C. He0adeci)al D. ctal Answer! A :3. #hich of the following is not an output device? A. canner B. 6rinter 6rinter C. Flat creen D. %ouch creen Answer! D :4. #hich of the following devices have a li)itation that we can only store infor)ation to it $ut cannot erase or )odify it? A. Floppy Disk B. Hard Disk Disk C. %ape Drive D. CDRM Answer! D :9. #hich technology is used in Co)pact disks? A. Mechanical B. 8lectrical 8lectrical C. 8lectro Magnetic D. 5aser Answer! D ";. #hich of the following storage devices can store )a0i)u) a)ount of data? A. Floppy Disk B. Hard Disk Disk C. Co)pact Disk D. Magneto ptic Disk Answer! B ":. #hich of the following is the largest )anufacturer of Hard Disk Drives? A. (BM B. eagate eagate C. Microsoft D. 'M Answer! B "". %he progra)s which are as per)anent as hardware and stored in RM is known as A. Hardware B. oftware oftware
C. Fir)ware D. RM ware Answer! C "'. Me)ory unit is one part of A. (nput device B. Control Control unit C. utput device D. Central 6rocessing >nit Answer! D ",.#ho $uilt the first Mechanical Calculator A. @oseph Marie @ac+uard B. @ohn Mauchly C. Blaise 6ascal D. Howard Aiken Answer! C "/. %he earliest calculating devices are A. A$acus A$acus B. Clock C. Difference 8ngine D. &one of these Answer! A "2. 6unched cards were first introduced $y A. 6owers B. 6ascal 6ascal C. @ac+uard D. Her)an Hollerith Answer! D "3. #ord length of a 6ersonal Co)puter is A. , $its B. 4 $its $its C. :2 $its D. 2, $its Answer! B "4. Cursor is a A. 6i0el B. %hin $linking line C. 6ointing device D. &one of these Answer! B "9. perating syste)* editors* and de$uggers co)es under? A. yste) oftware oftware B. Application Application oftware C. >tilities D. &one of the a$ove a $ove Answer! A ';. #hich device is re+uired for the (nternet connection? A. @oystick B. Mode) Mode) C. CD Drive D. &(C Card Answer! B ':. #hat does DMA stand for? A. Distinct Me)ory Access B. Direct Me)ory Access Access
C. Direct Module Access D. Direct Me)ory Allocation Answer! B '". #hen did @ohn &apier develop logarith)? A. :,:2 B. :2:, C. :2,: D. :4;, Answer! B ''. A nor)al CD7RM usually can store up to data? A. 24; B B. 24; Bytes Bytes C. 24; MB D. 24; =B Answer! C ',. A%M stands for? A. Auto)atic Auto)atic %alking %alking Machine Machine B. Auto)atic %eller Machine C. Analog %eller Machine D. Auto)atic %icketing Machine Answer!B '/. %he econd =eneration Co)puter was $ased on <<<<. A. acuu) acuu) %u$e B. B. ilicon Chips C. %ransistor D. Bio Chips Answer! C '2. %he %hird =eneration Co)puter was )ade with <<<<. A. acuu) acuu) %u$e B. B. Discrete Co)ponents C. (C D. Bio Chips Answer! C '3. he B( is the a$$reviation of <<<<. A. Basic (nput utput yste) B. Best (nput utput yste) C. Basic (nput utput y)$ol D. Base (nput utput yste) Answer! A '4. #hat do you call a single point on a co)puter screen A. Cell B. 8le)ent C. 6i0el D. Bit Answer! C '9. How was the generation of co)puter classified? A. $y the device used in )e)ory )e)ory processor B. $y the speed of co)puter C. $y the )odel of the co)puter
D. $y the accuracy of co)puter Answer! A ,;. %hrough which device the )ain co)ponents of the co)puter co))unicate with each other? A. ey$oard B. yste) yste) Bus C. Monitor D. Me)ory Answer! B ,:. #hich is a valid progra) to access the (nternet? A. Access Access B. Front 6age C. #indows 80plorer D. &etscape Answer! D ,". #hich one is the 5ow 5evel 5anguage? A. Asse)$ly Asse)$ly B. isual Basic Basic C. @ava D. C Answer! A ,'. #hich is a volatile )e)ory? A. RM B. B( C. 6RM D. RAM Answer! D ,,. %he digital signals can $e represented $y A. Binary Codes B. ; and : C. High and 5ow D. all of the a$ove Answer! D ,/. #hich progra) can $e used for e)ail? A. (nternet 80plorer B. utlook 80press C. &etMeeting D. Front6age Answer! B ,2. Modulator7de)odulator is a device that converts! A. Digital signal into analog signal B. Analog signal into digital signal C. Both A and B D. &one of the a$ove Answer! C ,3. is used for scanning the pictures and putting the) in digiti1ed for) in the co)puter. A. CD7RM B. 6lotter 6lotter C. Bar7coder D. canner Answer! D
,4. Ani)ator* Ani)ator* 'D tudio* Corel Draw and Flash are<<<<. A. #ord processors processors B. preadsheet packages C. Multi)edia -# D. &one of the a$ ove Answer! C ,9. #hich state)ent is valid? A. : B E 4 $ytes $ytes B. : MB E 4 B C. : B E :;", $ytes D. : MB E :;", $ytes Answer! C /;. #hich device is used to process data? A. C6> B. RAM C. DC> D. D> Answer! A /:. #ho is known as the father of Co)puter cience? A. Charles Ba$$age B. Howard Howard Aiken C. Dr. Her)an Hollerith D. Blaise 6ascal Answer! A /". #hat is the capacity of a './ Floppy Disk? A. '2;B B. 3";B C. :."MB D. :.,,MB Answer! D /'. A 6ersonal Co)puter G6C is a <<<<<.. Co)puter. A. uper B. Main Fra)e Fra)e C. Mini D. Micro Answer! D /,. #hat type of printers are Dot Matri0 6rinters? A. 5aser B. (nkIet C. ()pact D. Dru) Answer! C //. #hat is the full for) of RAM? A. Read Access Access Me)ory B. Rando) Rando) Access Access Me)ory C. Rapid access Me)ory D. none Answer! B 7
