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introduction to computers part a 1 is a vital resource in development activities of any society a data b information c instruction d none ans b 2 a b c d ans b information is obtained through processing of instruction data society none d none ans a 8 information is used by operation level of management such as foreman or head clerks a strategic b tactical c operational d none ans c 9 a b c d ans b 10 a b c d ans c part-b 11 information refers to an input of data processing which is and to the person who receives it a organized meaningful b related meaningful c perceived meaningful d none ans a 12 i lan refers to ii wan refers to a local area network wage area network b localised area network wage area network c local area network wide area network d none ans c 13 a client/server has three distinct components a database server a and a client application network b file application network c network application network d none ans a 14 is responsible for breaking up large batch of data into little data packets and is responsible 70 is not consumed in use instruction information data none vsnl stands for vodka snatcher nigam ltd vides sanchar nigam ltd videsh sanchar nigam ltd none 3 is the recording of any understandable form a data b instruction c information d none ans a 4 is the raw material for producing information a data b instruction c information d none ans a are vital for subsidiary planning at all levels in the organization a supply factors b policies c sales forecast d none ans b 5 6 a b c d ans c information usually prepared regularly strategic operational tactical none 7 information is used by senior managers or top management to plan the objectives of their organization a strategic b tactical c operational

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introduction to computers for packing the destination address information in these packets a tcp ip b ip tcp c ia ftp d none ans a 15 veronica stands for a very easy rodent oriented netwide indexed to computer archives b very easy rodent oriented netwide index to computer archives c very easy rodent oriented netwide index to comp archives d none ans b 16 dial-up internet protocol links such as and to make your computer a direct part of the internet while you are online a slip ppp b ppp slip c pop slip d none ans a 17 an information system is the basis for interaction between the and the a user analyst b administrator analyst c programmer outsource d none ans a part-c 18 match the following set a a accuracy b form information c relevance d timeliness set b 1 is of value if it is provided to the user in the form it is useful and best understood by him 2 should be truly reflects the situation or behavior of an event as it really is 3 it means that information should be made available when it is needed for a particular purpose and not before and in any case not after 4 it refers to current utility of information in decision making or problem solving a a-2,b-1,c-4,d-3 b a-1,b-2,c-4,d-3 c a-2,b-1,c-3,d-4 d a-3,b-1,c-4,d-2 ans a 19 true and false 1 operational information relates to the level of decision making referred to as operational control 2 tactical information is used by middle management to ensure that the resources of the business are employed to achieve the strategic objectives of the organization 3 concreteness is another quality of information 4 the information should be reliable and external force relied upon indicated a 1-t 2-f 3-t 4-f b 1-t 2-f 3-t 4-t c 1-t 2-t 3-t 4-t d 1-t 2-t 3-t 4-f ans c 20 fill in the blanks a the computer world b the electronic storefront c the introductory screen d set of rules framed for transmission on the net ans a cyberspace b website c homepage d protocol unit-2 numbering system part-a 21 `0 marks the state of a presence b absence c a b both d none ans b 22 `1 marks the state of a presence b absence c a b both d none ans a 23 decimal number system has a base of a 2 b 16 c 8 d 10 ans d 24 octal number system has a base of a 2 b 16 71

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introduction to computers c 8 d 10 ans c 25 binary number system has a base of a 2 b 16 c 8 d 10 ans a 26 hexadecimal number system has a base of a 2 b 16 c 8 d 10 ans b 27 the single digit of binary is known as a dit b bit c fit d none ans b 28 values are in increasing powers of the base as we move left and decreasing powers of the base as we move right a decimal b positional c octal d binary ans b 29 octal number system utilizes the symbol of the numbers from 0 to a 1 b 7 c 9 d 10 ans b 30 0.2187510 8 a .12 b .16 c .23 d .34 ans b part-b 31 the procedure which consists of successively multiplying by its base and collect all numbers to the left of the decimal integral part from top to a 10 bottom b 8 bottom c 2 bottom d none ans b 32 in converting binary to octal the binary digits are clubbed in from the extreme a three right b four right c six right d none ans a 33 in converting binary to hexadecimal the binary digits are clubbed in from the extreme a three right b four right c six right d none ans b 34 [11001]2 to hexadecimal a 1916 b 4916 c 2916 d 5916 ans a 35 27b16 convert to its decimal a 1910 b 19010 c 63010 d 63510 ans d 36 a9.32816 10 a 129 18765432 b 169.19726562 c 123.19726562 d none ans b 37 msd stands for and lsd stands for a most significant digit least significant digit b more significant digit least significant digit c match significant digit low significant digit d none ans a part-c 38 match the following set-a 1 2510 2 2 8510 2 3 3610 2 4 24710 2 set-b a 110012 b 10101012 c 1001002 d 111101112 72

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introduction to computers a 1-d,2-b,3-c,4-a b 1-a,2-c,3-b,4-d c 1-a,2-d,3-c,4-b d 1-a,2-b,3-c,4-d ans d 39 true and false 1 [11001 to hexadecimal is equal to 19[16 2 10011101 to hexadecimal is equal to 9d[16 3 101100.1011111 to hexadecimal is equal to 2c.be[16 411100110.0011111 to octal is equal to 346.174[8 a 1-t 2-f 3-t 4-f b 1-t 2-f 3-t 4-t c 1-t 2-t 3-t 4-t d 1-t 2-t 3-t 4-f ans c 40 the principles of data transmission is representing signals of electricity where they represent the or of an electrical pulse a on,off,presence,absence b presence,absence,on,off c three four on off d none ans a unit-3 computer fundamentals part-a 41 the term could literally be used to identify any device that calculates a cpu b computer c keyboard d calculator ans b 42 the computer is sometimes more descriptively called an a electronic data processing device b electric data processing device c electronic information processing device d none ans a 43 involves the series of calculation a procedure b process c compiling d none ans b 44 kips stands for a kilo instruction per second b kilobyte instruction per second c kilobit instruction per second d none ans a 45 mips stands for a milli instruction per second b million instruction per second c million information per second d none ans b 46 was the first calculating device developed by chinese a abacuus b abbacus c abacus d none ans c 47 eniac stands for a electronic numerical integrator and calculator b electric numerical integrator and calculator c electronic number integrator and calculator d none ans a 48 univac stands for a universe accounting company b universal accounting company c universal accounts company d none ans b 49 edsac stands for a electric delayed storage and calculation b electronic delay storage and calculation c electronic delayed storage and calculation d none ans c 50 edvac stands for a electronic discrete variable automatic computer b electric discrete variable automatic computer c electronic delayed variable automatic computer d none ans a part-b 51 hybrid computers combine the most desirable features of both and computers a analog digital b mainframe analog c digital mini d none ans a 52 processing unit a output devices input devices 73

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introduction to computers b input devices output devices c alu output devices d none ans b 53 the devices which transmits the instruction to computer are known as and the devices which displays the results are known as a output devices input devices b input devices output devices c alu output devices d none ans b 54 holds data/instructions during a main memory processing b alu calculation c ocr printing d none ans a 55 are high speed memory locations used to store results a cu temporary b registers permanent c registers temporary d none ans c 56 main memory is also called or a primary memory internal memory b secondary memory internal memory c primary memory external memory d none ans a 57 the and have special purpose temporary storage that are called as registers a alu control units b cpu alu c rom ram d none ans a part-c 58 match the following set-a 1 rom 2 ram 3 prom 4 eprom set b a erasable programmable read only memory b programmable read only memory c read only memory d random access memory a 1-d 2-c 3-b 4-a b 1-c 2-d 3-b 4-a c 1-d 2-c 3-a 4-b d 1-d 2-b 3-c 4-a ans b 59 true and false 1 cu directs the flow of the input from the input device to the primary memory 2 cu directs the flow of the raw data to the alu to be processed 3 cu interprets the instructions in the program 4 cu redirects the data from the alu to the memory a 1-t 2-t 3-t 4-t b 1-f 2-t 3-t 4-t ans a c 1-t 2-t 3-f 4-t d 1-t 2-t 3-t 4-f a input devices cpu b c output devices 60 d a a input devices main memory b supervisory control unit c arithmetic logic unit d backing storage secondary storage b a backing storage secondary storage b arithmetic logic unit c supervisory control unit d input devices main memory c a backing storage secondary storage b supervisory control unit c arithmetic logic unit d input devices main memory d a backing storage secondary storage b input devices main memory c arithmetic logic unit d supervisory control unit ans a unit-4 computer memory &peripheral devices part-a 61 is identical to core memory in function and is a read/write memory a ram b rom c prom 74

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introduction to computers d eprom ans a 62 memory is non volatile type a ram b rom c prom d eprom ans d 63 chips are being used in point of sale terminals to record price related data for products a ram b rom c eeprom d eprom ans c 64 are similar to audio cassette tapes a magnetic tape b magnetic disk c micr d none ans a 65 is made of thin circular aluminum disks coated on one or both of the surfaces with a magnetisable material a hard disk b floppy disk c compact disk d none ans a 66 is also called as flexible disk a hard disk b floppy disk c compact disk d none ans b 67 cd-rom stands for a compact disk read only memory b compaq disk read only memory c compact disk read only memory d none ans a 68 micr reader is an device a input b output c printing d scanning ans a 69 device is used to pointing/selecting the screen coordinates by detecting the light coming from the device a hard disk b floppy disk c compact disk d light pen ans d 70 device is used to decode the bar code data a hard disk b floppy disk c compact disk d bar code reader ans d part-b 71 internal memory built with in the computer that stores the and data as well as the program instructions a unprocessed processed b calculated unprocessed c uncalculated unprocessed d none ans a 72 the disk drive is a device which reads a data from and writes data into a a hard disk b floppy disk c cd disk d dvd disk ans b 73 the head comes into direct contact with the floppy only through the and a small hole called the is used to identify the starting point of the disk a head access slot index hole b index hole head access slot c labels index hole d none ans a 74 the speed of a cd rom is indicated by an which is placed after the parameter a y speed b x speed c s speed d none ans b 75 the standard punch card contains vertical columns and horizontal rows a 12,80 b 17,80 c 80 12 d 80,17 ans c 76 micr devices operate at speed of reading 2,400 and widely used in application system a words per second banking 75

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introduction to computers b character per second banking c words per second marketing d character per second marketing ans b 77 are the special type of hard copy output device which are used to produce the graphical output and used in drawing applications using a non impact cad b impact cad c plotters cam d plotters cad ans d 78.match the following set-a 1 crt 2 vga 3 svga 4 xga set-b a extended graphics array b super video graphics array c video graphics array d cathode ray tubes a 1-a 2-c 3-b 4-d b 1-d 2-c 3-a 4-b c 1-d 2-b 3-c 4-a d 1-d 2-c 3-b 4-a ans d 79 match the following set-a 1 2 3 4 focus glare color output dot pitch a to display information on vdu are used b produce an extremely low frequency electromagnetic field that helps for the constant direction of the electrons beam c the distance between the pixels determines the or clarity of the screen d the smallest number of phosphor dots which the gun can focus on is called a ans a b c d unit-5 software part-a 81 is an automatic programming techniques and procedures for utilizing the capabilities of the computer a software b hardware c o.s d none ans a 82 refers to all the sets of integrated programs which make the computer work and is commonly supplied by the manufacturers of the hardware and comprises a large no of instruction a software b system software c utility software d none ans b c both 83 dbms stands for a database management system b data basic management system c database management software d none ans a 84 are machine oriented and machine dependent language a lll b hll c os d none ans a 85 basic language was developed by a kemy and kurtz b kurtz and gikson c kemeny and kurtz 76 crt deflecting coil resolution pixel set b a the distance between two dots is called the dot pitch b lines drawn on the screen should be completely straight and parallel and also check the shape of objects like squares c check whether the monitor supports many colors d ensure that a sharp focus is presented over the screen evenly a 1-a 2-c 3-b 4-d b 1-d 2-c 3-a 4-b c 1-d 2-b 3-c 4-a d 1-d 2-c 3-b 4-a ans d 80 fill in the blanks:

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introduction to computers d kamae and kurtz ans c 86 fotran stands for a formulae transaction b formula translation c formula transaction d none ans b 87 cobol was developed by a codasyl b coodasyl c codaasyl d ccodasyl ans a 88 is used for artificial intelligence applications a cobol b fortran c c d lisp ans d 89 is specific purpose hll widely used in .net applications a cobol b fortran c c d lisp ans c 90 are mainly used in hll to build the linkage of built in functions such as mathematical functions a linker b loader c os d none ans a part b 91 is a primitive type of loader which performs only function a bootstrap loader loading b absolute loader loading c relocatable loader loading d linking loader loading ans b 92 loader function is to load the and transferring a control to it a bootstrap loader os b absolute loader os c relocatable loader os d linking loader os ans a 93 function is for and locating a bootstrap loader relocating b absolute loader relocating c relocatable loader relocating d linking loader relocating ans c 94 performs the user load modules or user for execution a dynamic linker libraries b absolute loader functions c linkage editor libraries d linking loader loading ans c 95 4gl are languages and are mostly independent a non procedural machine b procedural machine c programmed machine d none ans a 96 the function of is to translate the instructions into machine code a interpreter hll b compiler lll c compiler hll d interpreter lll ans c 97 1 cobol language is based on 2 basic language is based on a b c d ans a part-c 98 true and false 1 basic stands for beginner s all purpose symbolic instruction code 2 pascal was named after scientist pascal 3 cobol is a common business oriented language 4 fortran was developed by ibm in 1956 a 1-t,2-t,3-t,4-t b 1-t,2-f,3-t,4-f c 1-t,2-f,3-t,4-t d 1-t,2-t,3-t,4-f ans d 77 compiler interpreter interpreter compiler hll lll lll,hll

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introduction to computers 99 match the following set-a 1 2 3 4 ess machine language assembler application software 103 the account resides at the other end of the privilege spectrum a administrator b guest c user d limited ans b 104 members of the users group are classified as accounts a administrator b guest c user d limited ans d 105 members of the administrators group are classified as computer accounts a administrator b guest c user d limited ans a 106 can delete any account except one that is currently logged on a administrator b guest c user d limited ans b 107 the software is designed to prevent attempts to clone an activated copy of windows and install it on another computer a application b system c os d activation ans d 108 the windows xp approach to security is a discretionary b satisfactory c delegated d none ans a 109 windows assigns a to each user account a sid b aid c fid d none ans a 110 computer creates a user account for each user a administrator 78 set-b a 100 machine oriented language b electronic spread sheet c refers to set of programs which helps to the computer works efficiently for specific applications d it is a translator a b c d ans a 1-b 2-a 3-d,4-c 1-a 2-b 3-d,4-c 1-b 2-c 3-d,4-a 1-b 2-a 3-c,4-d 100 true and false 1 os communicates with the computer operator by means of the console unit or keyboard 2 os controls the flow of jobs by loading and uploading of programs 3 os under takes error diagnosis and recovery techniques in case of error techniques 4 os allocates peripherals to programs and checks their availability a b c d ans a 1-t,2-t,3-t,4-t 1-t,2-f,3-t,4-f 1-t,2-f,3-t,4-t 1-t,2-t,3-t,4-f unit-6 windows xp part-a 101 hal stands for a hardware abstraction layer b hard disk abstraction layer c hard disk drive abstraction layer d none ans a 102 wpa stands for a windows product activation b windows premier activation c word product activation d none ans a

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introduction to computers b guest c limited d none ans a part-b 111 windows distinguishes two types of access privileges and a permissions rights b access rights c rights control d none ans a 112 a a is the ability to access a particular object in some defined manner b a is the ability to perform a particular system wide action such as logging on or resetting the clock a b c d ans a permissions rights access rights rights control none c unwanted windows d none ans a 117 backup your files and settings for an upgrade a data system b system data c database system d none ans a part-c 118 true and false 1 a right is the ability to perform a particular system wide action such as logging on or resetting the clock 2 the sid is a unique number follows the user around wherever log on in windows 3 members of the administrators group are classified as computer administrator accounts 4 members of the guests group are shown as guest accounts a b c d ans a a b c d ans b wpa activation wpa copying wpa deleting none 119 match the following set-a 1 application data 2 cookies 3 desktop 4 favorites set-b a this folder contains ie favorites b this folder contains all items stored on the user s desktop including files and shortcuts c this folder contains ie cookies d this hidden folder contains application specific data a b c d ans a 1-d 2-c 3-b,4-a 1-a 2-b 3-d,4-c 1-b 2-c 3-d,4-a 1-b 2-a 3-c,4-d 1-t,2-t,3-t,4-t 1-t,2-f,3-t,4-f 1-t,2-f,3-t,4-t 1-t,2-t,3-t,4-f 113 is a mechanism designed to enforce license restrictions by preventing the most common form of software piracy casual 114 windows xp license entitles to install the software on a computer a os single b os double c os multiple d none ans a 115 during the activation process windows xp transmits a file that serves as a of key component in the system a decrypted fingerprints b encrypted fingerprints c database fingerprints d none ans b 116 to delete an existing partition choose the option for ­ install on a drive that currently contains an earlier version of a clean windows b partition windows 120 fill in the blanks a hidden folder contains machine specific application data b folder contains the user s ie browsing history 79

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introduction to computers c folder contains temporary files created by applications d folder contains the offline cache for internet explorer a b c d application data history temp temporary internet explorer ans c 127 the toolbar provides copies of all the icons currently displayed on the desktop a recent documents b address c links d desktop ans d 128 to install a new or remove a tool bar click any unoccupied part of the taskbar or any existing toolbar a recent documents b address c left d right ans d 129 the icons that appear by default depend upon choice of a recent documents b address menu c links menu d start menu ans d 130 the default menu allows only a icon to appear a recent documents b address c recycle bin d none ans c part-b 131 the area become crowded with tiny icons many of which don t you of anything a notification notify b recent recently c start notify d none ans a 132 a is a text file that contains a sequence of to be executed a batch program commands b run program commands c task program commands d none ans a 133 commands are the commands that generally make sense only when used with in a program a batch batch b run batch 80 unit-7 windows xp interface part-a 121 items list at the top of the menu always appear on the menu a pinned b recently used programmed c all programs d none ans a 122 windows monitors which programs are used most often and adds them to list automatically a pinned b recently used programmed c all programs d none ans b 123 button is the entry point to a traditional menu of all installed programs a pinned b recently used programmed c all programs d none ans c 124 a is a collection of icons that simplify commonplace tasks a toolbar b address c links d none ans a 125 the toolbar provides a place to run a program a recent documents b address c links d none ans b 126 the toolbar provides a set of shortcuts to selected internet sites a recent documents b address c links d none

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introduction to computers c task batch d none ans a 134 service launches programs on a schedule or upon certain events such as logging on to the computer a batch program regular b windows script host regular c task scheduler regular d none ans c 135 batch programs a reliable way to run a sequence of and a programs commands b schedule commands c schedule programs d none ans a 136 feature allows to run written in vbscript jscript and other languages a batch program scripts b windows script host scripts c task scheduler scripts d none ans b 137 the file system allows to encrypt files on a local volume so that only the user can use them a encrypting ntfs b decrypting ntfs c encrypting npsc d none ans a part-c 138 match the following set-a 1 2 echo[off on 3 echo msg 4 echo set-b a b c d displays a blank line on the screen displays msg on the screen turns screen echoing off or on prevents the line from being displayed on the screen when used as the first character in a line ans a 139 fill in the blanks a bmp format saves the file in the windows format b is the three letter extension used to identify images that use the joint photographic experts group format c is the four letter extension for the tagged interchange file format d stands for portable network graphics ans a b c d bitmap jpg tiff png 140 true and false microsoft windows xp use encryption for several purposes 1 encrypting files on an ntfs volume 2 encrypting data sent between a web browser and a server using ssl 3 encrypting data sent between computers using a vpn 4 encrypting or signing e-mail messages a b c d ans d unit-8 security and networking part-a 141 service checks this to set up an ftp site a ftp b http c smtp d none ans a 142 the option selected by default puts 9.15 mb of help files in the folder %system root help lishelp a common files b documentation c ftp d smtp ans b 143 smtp stands for a simple mail transfer protocol b simple mailed transfer protocol 81 1-t,2-f,3-f,4-t 1-t,2-f,3-t,4-f 1-t,2-f,3-t,4-t 1-t,2-t,3-t,4-t a b c d 1-d 2-c 3-b,4-a 1-a 2-b 3-d,4-c 1-b 2-c 3-d,4-a 1-b 2-a 3-c,4-d

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introduction to computers c simplex mail transfer protocol d none of the above ans a 144 the service allows iis hosted site to serve pages over the internet a world wide web b network c regional d none ans a 145 is the default network protocol in windows xp a ftp b http c tcp/ip d smtp ans c 146 a mask tells the network how to distinguish between ip addresses a subnet b gateway c tcp/ip d none ans a 147 a is a computer that routes packets intended for addresses outside the local network a subnet b gateway c tcp/ip d none ans a 148 dhcp stands for a dynamic host configuration protocol b diamond host configuration protocol c dynamic host configure protocol d none of the above ans a 149 tcp stands for a transfer control protocol b transmission control protocol c transaction control protocol d a b both ans d 150 ip stands for a internet protocol b interrupt protocol c intermission protocol d none ans a part-b 151 printer successes generates a large number of relatively useless entries a logging log b inkjet log c dot-matrix log d none ans a 152 a client provides access to computers and resources on a a netware network b network network c internet network d none ans b 153 network client allows to connect to computers running any bit or bit windows version a 8 32 b 16 32 c 24 32 d 32 64 ans d 154 packet scheduler component enables quality of service features provided on networks and by internet service providers a qos corporate b fos corporate c ios corporate d none ans a 155 iis provides a web server a server and a virtual server a ftp smtp b smtp ftp c tcp ip d none ans a 156 when no server is available windows automatically assigns an address in a specific private ip range a dhcp ip b dhcp dns c hhcp ip d none ans a 157 one or more servers which are computers that translate domain names into address a dhcp ip b dns ip c dhcp dns d none ans b part-c 82

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introduction to computers 158 match the following set-a 1 audit account log on events 2 audit account management 3 audit directory access service 4 audit logon events set-b a logon event occurs when a user logs on or logs off a workstation or connects via a network b this event occurs when a user accesses an active directory object that has its own system access control list c this event occurs when a user account group is created changed or deleted d this event occurs when a user logs on or logs off another computer that uses this computer to validate the account a 1-d 2-c 3-b,4-a b 1-a 2-b 3-d,4-c c 1-b 2-c 3-d,4-a d 1-b 2-a 3-c,4-d ans a 158 match the following set-a 1 audit object access 2 audit policy change 3 audit privilege use 4 audit process tracking set-b a this includes arcane events such as program activation handle duplication indirect object access and process exit b this event occurs when a user exercises a user right c this event occur when a change is made to user rights assignment policy audit policies or trust policies d this event occurs when a user accesses a file folder printer that is set for auditing a 1-d 2-c 3-b,4-a b 1-a 2-b 3-d,4-c c 1-b 2-c 3-d,4-a d 1-b 2-a 3-c,4-d ans a 160 fill in the blanks a feature is new in windows xp allows to specify multiple addresses for a single network connection b isps use servers to assign addresses from the pool and to set subnet masks and other configuration details 83 ans a alternate ip configuration ip b dhcp ip

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