1The shortest period of time is a ___________millisecondnanosecondpicosecondmicrosecondC
2An organic chip is called a ___________storage chipbiochipmicrochipcilicon chipB
3One megabyte is equivalent to _________2^10 bytes2^20 bytes2^30 bytesnon of theseB
4A person who gains illegal access to a computer system ________hackerwormsoftwarezapperA
5When the control unit directs the ALU to perform an operation on the data, the machine cycle is involved in its _________first stepthird stepsecond stepfourth stepB
6A type of computer that is faster because it has fewer instructionssymbolicRISCASCII-8ROM burnerB
7The meerging technology that provides nonvolatile memory chips is ________flash memoryPFOMCMOSCISCA
8Tool to change PROM chips are calledchip kitsRAM burnersPROM burnernone of theseD
9Assuming 8 bit for data, 1 bit for parity, 1 start bit and 2 stop bits, the number of characters that 1200 BPS communication line can transmit is10 CPS120 CPS12 CPSnone of theseC
10The widely used code in data communication isa bit ASCII7 bit ASCIIEBCDICnone of theseB
11If a processor does not hav direct and unassisted access to data items, these items are said to beofflinetime sharedon linenone of theseA
12Rearranging data in a new sequence is known asupdatingbatchingsortingsummarisingC
13Which of the following is not a component of telecommunications ?senderoffice devicemediumreceiverB
14In Time division multiplexingtime is double between bits of a bytetime slicing at CPU level takes placetotal time available in the channel is divided between several users and each user is allotted a time slicenone of aboveD
15Point of scale terminal toterminal associated with MICRsmart terminalTerminal associated with OCRnone of aboveC
16A bootstrap isthe flat cable that connects the CPU ot the printerthe flat cable from the disk controller card to the disk 8 driveadditional memory devicea small initialization program to start up the computerD
17Data verfication is a process ofrechecking the data entered by one person through re-entry by another personentering data on two different media and comparing themchecking whether the instructions in a program are in proper orderchecking the computer results with manual outputsA
18An A/D converter does the conversion fromdigital to analoganalog to digitalvoltage to amperedirect to alternate currentB
19Program maintenance meansmaintaining a program exactly the way it was initially developedchanging a program due to changes in the organizationadopting an altogether new programremoving the erors from a programB
20A conceptual error in a program is a/anlogical errorexecution errorsyntactical errornone of the aboveA
21Implementation of a program involvescompilation of the programdebugging the programtesting the program with dataall of aboveD
22Temporary storage areas within the CPU are calledROMsregistersaccumulatorsaddressB
23Distribution data entry means tha data can beEntered at different location where it originatesSent to different locations from a central placeAccess from different places known as distribution pointsDistributed through a networkA
24Excess-3 code is known asWeighted codeCyclic redundancy codeSelf complementingAigebraic codeC
25A parallel interfacetransmit one bit at a timetransmit on more bits at a time using a single wiretransmit 8 or more bits at a time using a single wirecannot be used to connect a printer to a PCC
26Pick out the correct statementIn a positional number system, each symbol represents the same value irrespective of its positionThe highest symbol in a position number system has a value equal to the number of symbols in the system,It is not always possible to find the exact binary number equivalent to a decimal number with a fractionEach hexa-decimal digit can be represented as a sequence of three binary symbolsC
27Which of the followint is not correctA memory location is identified by a unique number called its address`The content of a memory location does not change its addressEntering data into a memory location does not changes its addressA memory location can hold only a data item and not a program instructionD
28Error reports are an example ofscheduled reportson-demand reportsexception reportsexternal reportsC
29Computer follows a simple principle called GIGO wchih meansGrabage input good outputgarbage in garbage outgreat instructions great ouputgood input good outB
30When the control unit gets an instruction it is calledE-mailmachine timel-timeALU timeC
31Which of the following is not hardwareMagnetic tapPrinterVDU terminalAssemblerD
32Pick out the wrong definitionAccess time - time needed to access the outputEDP - acronym for Electronic Data ProdessingCOBOL - a language used for business data processingControl unit - heart of computerA
33The lowest level of management is concerned withOperational informationTraditional informationLong term planningStrategic informationB
34Which of the following is not hardwareMagnetic tapeVDU terminalHard diskAssemblerD
35Pick out the wrong definitionAccess time - time needed to acess the outputEDP - acronym for Electronic Data ProcessingCOBOL - a language used for business 1data processingControl unit - heart of a computerA
36By word processing we meanprocessing only words and not numberstring manipulationa mathod of providing facility of text processinga software game for playing with words like "Hang man"C
37In computer science, by information we meanAny output coming out form computerprocessed data put in intelligent forma report printed by computerplural of dataC
38Office automation systems are aimingReducing the bulk of information on paper into condensed form in magnetic medium so that data can be processed with fast speedPutting robot types of machinesautomation every thing in officeproducing the system which reduces burden from the managers mindsC
39Conferencing in relation to compter system meansTransfer of documents electonically via computer linked to each otherGetting hooked ot an internationla network of computerHaving unauthorized access to computer dataOn-line meanings using computer linked to each otherD
40A dump terminal signifies thatIt has lower IQ compared to an intelligent terminalit can not be used as an independent computerit does not hav a keyborad connected to itit belongs to first generation computersB
41Ergonomics is the study ofCost relationship between computer hardware and softwareDifferent computer operating systemsGradation of various computer professionalsHuman aspect of the environment aroud the ocmputer systemD
42An application package is used toMeet specific needs of a userRun the acomputer system betterRun the compiler smoothlyEnable operating system control hardware betterA
43The part of the computer system which performs the huse keeping functions is calledinterpretercompileroperating systemassemblerC
44For creating and editing legal document which application package would be most useful?SpreadsheedWord processingGraphicsCommuniationB
45The concept of sending/receiving text etc, on computer networks is calledOn-line databaseElectronic mailTeleconferencingTeleprintingB
46When a bank teller uses a computer terminal to know the balance in customer's acount it is an example ofOn-line updatingOn-line processingOn-line queryOn-line processingC
47A computer program written in a high level language is called aSource programObject programMachine language programNon of the aboveA
48Object program isA program written in machine languageA program to be translated inot machine languageThe translation of a high-level language into machine languageNon of the aboveC
49The presence of both data and its related instructions in an object isC++encapsulationorientationinheritanceB
50In preparing a program, one should firstplan the solutioncode the programdocument the problemdefine the programD