What is the use of Bridge in Network?


Options:  to connect LANs B.  to separate LANs C.  to control Network Speed D.  All of the above

Ans:– A ,


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Asked in: KCC-2018   |   JOA 556-2018  |  HRTC JTO-2017

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More Computer Networks Related questions:


A microprocessor is:
Options: controlled by a program,    an integrated circuit,    relatively inexpensive,    All of the above

Ans:D ,D


. Which is not the function of the operating system?
Options: a. Memory management b. Disk management c. Application management d. Virus protection

Ans:3 – d ,3 – d


In normal view, how can you quickly change to handout master view?
Options: a. Click the outline tab and select handout master view b. Press the shift key and click the handout master view button c. On the view menu, click slide sorter, and click handouts. d. All of above

Ans: – B , – B


Resistance is measured:
Options: in parallel,    in series,    after breaking the circuit,    after checking voltage

Ans:C ,C


. How to restrict to run a macro automatically when starting Microsoft Excel?
Options: a. Hold down the SHIFT key during startup b. Hold down the CTRL key during startup c. Hold down the ESC key during startup d. Hold down the ALT key during startup

Ans:– a,– a


. An operating system is a program or a group of programs that
Options: a. Helps in checking the spelling of Word b. Maintain the relationship in Database c. Manages the resources of the Computer d. Performs the calculations of cells in Excel

Ans:2 – c ,2 – c


The two kinds of main memory are:
Options: A) Primary and secondary B) Random and sequential C) ROM and RAM D) All of above

Ans:C,C


. The first general purpose electronic computer in the world was
Options: A) UNIVAC B) EDVAC C) ENIAC D) All of above

Ans:2-C,2-C


The modern enterprise is interconnected internally and externally by the Internet, intranets, and other networks. Select the best fit for answer:
Options: Internetworked enterprise,    Information super highway,    Business applications of telecommunications,    Client/Server networks

Ans:A ,A


. What is the shortcut key to insert new sheet in current workbook?
Options: F11 B. Alt + F11 C. Ctrl + F11 D. Shift + F11

Ans:– D ,


A processing unit that coordinates networks and data communication is known as
Options: Control unit,    Communications processor,    Register unit,    CPU

Ans:B,B


Which of the following is (are) not a tool for Application Prototyping?
Options: Application generators,    third generation language,    screen generators,    report generators

Ans:B ,B


Distinguishing between the different levels of management can be accomplished by analyzing,
Options: types of decision made,    frequency with which decisions are made,    time frame considered in making decisions,    types of report information needed to make decisions

Ans:E ,E


. The …enables the user to load devices drivers and programs into upper memory area while running DOS in 386 or higher microprocessor
Options: a. Himem.sys b. Emm386.exe c. Config.sys d. All of above

Ans:6 – a ,6 – a


Point out the error in the following program. #include<stdio.h> #include<stdarg.h> void display(char *s, ...); void show(char *t, ...); int main() { display("Hello", 4, 12, 13, 14, 44); return 0; } void display(char *s, ...) { show(s, ...); } void show(char *t, ...) { int a; va_list ptr; va_start(ptr, s); a = va_arg(ptr, int); printf("%f", a); }
Options: Error: invalid function display() call,    Error: invalid function show() call,    No error,    Error: Rvalue required for t

Ans:B ,B


The method of solid modeling that defines the topology of faces, edges, and vertics, as well as data that defines the surface in which each face lies is called:
Options: constructive solid geometry,    layering,    boundary representation,    isometric

Ans:C ,C


The basic unit of measurement for resistance is the:
Options: volt,    ampere,    ohm,    watt

Ans:C ,C


. Which of the following is not available on the Ruler of MS Word screen?
Options: a. Tab stop box b. Left Indent c. Right Indent d. Center Indent

Ans:– D,– D


Which of the following systems implementation approaches should be used if you want to run the old system and the new system at the same time for a specified period?
Options: direct,    pilot,    parallel,    phased

Ans:C ,C


A printed document reader which scans the characters and then encodes them in a computer-compatible code for direct transmission to the computer is called
Options: Optical character reader,    Kurzweil Data Entry Machine (KDEM),    MICR,    Laser scanner

Ans:B,B


The PROJECT command will create new table that has
Options: more fields than the original table,    more rows than the original table,   None of the above,    all the fields of master table

Ans:E ,C


. Which of the following command is used to close the active window?
Options: a. Ctrl+F4 b. Ctrl+F5 c. Alt+F6 d. None of above

Ans:8 – a ,8 – a


The physical layer, in reference to the OSI model, defines
Options: data link procedures that provide for the exchange of data via frames that can be sent and received,    the interface between the X.25 network and packet mode device,    the virtual circuit interface to packet-switched service,    All of the above

Ans:B ,B


MS-EXCEL can be used to automate
Options: Financial statements, Business forecasting B. Transaction registers, inventory control C. Accounts receivable, accounts payable D. Any of the above

Ans:– D ,


An excellent linear programming software package for solving large-scale problems is
Options: MIDAS-2,    OPHELIE II,    PDQ/LP,    All of the above

Ans:B ,B


Exceptions to the 8085 microprocessor normal operation are called:
Options: jump instructions,    decoding,    interrupts,    jump instructions or interrupts

Ans:D ,D


. An organized collection of logically related data is known as 
Options: a. Data b. Meta data c. Database d. Information

Ans:– c,– c


A front-end processor is
Options: a user computer system,    a processor in a large-scale computer that executes operating system instructions,    a minicomputer that relieves main-frame computers at a computer centre of communications control functions,    preliminary processor of batch jobs.

Ans:C ,C


A data item which is not broken down into smaller units is _____
Options: Data element,    Elementary data item,    Data entry,    Database management

Ans:B ,B


What sign is used to erase or kill an entire line you have typed and start you are on a new line (but not display a new prompt)?
Options: !,    $,    #,    @

Ans:D ,D


. Which of the following is not valid version of MS Office?
Options: a. Office XP b. Office Vista c. Office 2007 d. None of above

Ans:– B,– B


. The
Options: A) Analog Computers B) Digital Computers C) Hybrid Computers D) Mainframe Computers

Ans:C,C


    If you don’t know the current time, which command will you use to display
Options: a.    Copy b.    Ver c.    Time d.    Format

Ans:.a,Correct Answer: c. Time


Which command is used to remove a directory?
Options: rd,    rmdir,    dldir,    rdir

Ans:B ,B


Which of the following is used as "Input device" for the computer?
Options: Printer,    VDU,    TV,    Light pen

Ans:D ,D


Impact printers
Options: strike a ribbon against the paper to produce character images,    include ink-jet and thermal devices,    are more expensive than Laser printers,    use optical technology

Ans:A,A


Which of the following data constraints would be used to specify that the value of a cell in one column must be less than the value of a cell in another column in the same row of the same table?
Options: A domain constraint,    A range constraint,    An intrarelation constraint,    An interrelation constraint

Ans:C ,C


. Which of the following is valid statement?
Options: A) Data in itself is useless unless it is processed B) The data that is processed is called a program C) The data which is not yet processed is information D) Information is processed by computer to generate data.

Ans:A,A


SQL is:
Options: a programming language.,    an operating system.,    a data sublanguage.,    a DBMS.

Ans:C ,C


Which command is used to delete the directory that is empty?
Options: a. Del *.* b. RD c. Erase d. MD

Ans:Answer: b. RD,Answer: b. RD


Many things can be done to minimize downtime loss. Identify two of them.
Options: establish a user forum program,    stock critical spare parts,    provide an extra workstation,    both b and c

Ans:D ,D


Point out the error in the program #include<stdio.h> #define SI(p, n, r) float si; si=p*n*r/100; int main() { float p=2500, r=3.5; int n=3; SI(p, n, r); SI(1500, 2, 2.5); return 0; }
Options: 26250.00 7500.00,    Nothing will print,    Error: Multiple declaration of si,    Garbage values

Ans:C ,C


Which of the following is the user programmed semiconductor memory?
Options: SRAM,    DRAM,    EPROM,    All of the above

Ans:C,C


. Microprocessors can be used to make
Options: A) Computer B) Digital systems C) Calculators D) All of the above

Ans:1-D,1-D


An output device that uses words or messages recorded on a magnetic medium to produce audio response is
Options: Magnetic tape,    Voice response unit,    Voice recognition unit.,    Voice band

Ans:B,B


Which of the following should be used when you want to add a slide to an existing presentation?
Options: a. File, add a new slide b. Insert, New slide c. File Open d. File, New

Ans: – B , – B


. Which of the following is a secondary memory device?
Options: A) Keyboard B) Disk C) ALU D) All of the above

Ans:4-B,4-B


Which part of the computer were is used for calculating and comparing?
Options: Disk unit,    Control unit,    ALU,    Modem

Ans:C,C


The terms "red book", "yellow book", and "orange book" refer to:
Options: SCSI,    ide,    floppy drive technology,    CD-ROM standards

Ans:D ,D


The difference between linear array and a record is
Options: a. An array is suitable for homogeneous data but the data items in a record may have different data type b. In a record, there may not be a natural ordering in opposed to linear array. c. A record form a hierarchical structure but a linear array does not d. All of above

Ans: d, d

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