What is the full form of RAID ?


Options: Redundant Array of Independent Disks B. Redundant Array of Important Disks C. Random Access of Independent Disks D. Random Access of Important Disks

Ans:– A ,






More Computer Networks Related questions:


Which of the following is true concerning Web services standards?
Options: Led by only one group.,    Helped by cooperation between companies.,    Not necessary at this time.,    Important so that the web can flourish.

Ans:D ,D


All the time a computer is switched on, its operating system software has to stay in
Options: main storage,    primary storage,    floppy disk,    disk drive

Ans:B ,B


Which of the following represents a conditional branching instruction?
Options: BGT LOOPS,    GOTO 50,    X = 5 + Y,    JMP MOTOR

Ans:A ,A


A feasibility study
Options: includes a statement of the problems,    considers a single solutions,    both (a) and (b),    a list of alternative solution considered

Ans:A ,A


Network 206.143.5.0 was assigned to the Acme Company to connect to its ISP. The administrator of Acme would like to configure one router with the commands to access the Internet. Which commands could be configured on the Gateway router to allow Internet access to the entire network? Gateway(config)# ip route 0.0.0.0 0.0.0.0 206.143.5.2 Gateway(config)# router rip Gateway(config-router)# network 206.143.5.0 Gateway(config-router)# network 206.143.5.0 default
Options: 1 only,    3 only,    1, 2 and 4,    1 and 4

Ans:D ,D


How can you break the current column and start a new column immediately?
Options:  A) Press Ctrl + Shift + Enter, B) Press Alt + Enter, C) Press Ctrl + Enter, D) Press Alt + Shift + Enter, 

Ans:-A,-A


If you want to group the records in the abc database, you could use the Jobcode as the _____.
Options: Delete,    Update,    Sort Key,    Index

Ans:C ,C


Which of the following computer language is used for artificial intelligence?
Options: FORTRAN,    PROLOG,    C,    COBOL

Ans:B,(Banswer


Which is not application software?
Options: a. Windows NT b. Page Maker c. WinWord XP d. Photoshop

Ans:a,a


. In MS Word, Ctrl+S is for …..
Options: a. Scenarios b. Size c. Save d. Spelling Check

Ans:–  C,–  C


When a computer fetches an instruction, the binary code representing the instruction appears on the:
Options: I/O address bus,    memory data bus,    input data bus,    output data bus

Ans:B ,B


An application program interface (API) is which of the following?
Options: The same thing as ODBC.,    Middleware that does not provide access to a database.,    Middleware that provides access to a database.,    The same thing as JDBC.

Ans:C ,C


. Analog computer works on the supply of
Options: A) Continuous electrical pulses B) Electrical pulses but not continuous C) Magnetic strength D) None of the above

Ans:A,A


. Which of the following cannot be toggled from View >> Toolbars?
Options: a.  Control Toolbox b.  Slides c.  Revisions d.  Reviewing

Ans:5 – B ,5 – B


A heterogeneous distributed database is which of the following?
Options: The same DBMS is used at each location and data are not distributed across all nodes.,    The same DBMS is used at each location and data are distributed across all nodes.,    A different DBMS is used at each location and data are not distributed across all nodes.,    A different DBMS is used at each location and data are distributed across all nodes.

Ans:D ,D


Using OQL, you may do which of the following?
Options: Return an entire collection of elements including duplicates.,    Return a collection of elements without duplicates.,    Return a specific subset of elements using a given criteria.,    All of the above.

Ans:D ,D


Which command is used to sort the lines of data in a file in reverse order
Options: sort,    sh,    st,    sort -r

Ans:D ,D


Point out the error in the program #include<stdio.h> int f(int a) { a > 20? return(10): return(20); } int main() { int f(int); int b; b = f(20); printf("%d\n", b); return 0; }
Options: Error: Prototype declaration,    No error,    Error: return statement cannot be used with conditional operators,    None of above

Ans:C ,C


While working with MS-DOS, which command is used to display a list of deleted files that DOS can undelete?
Options: UNDELETE *.*,    UNDELETE/ALL,    UNDELETE/LIST,    UNDELETE

Ans:C ,C


The transfer of data from a CPU to peripheral devices of a computer is achieved through
Options: modems,    computer ports,    interfaces,    buffer memory

Ans:B ,B


How do you select an entire column?
Options: a. Select Edit > Select > Column from the menu b. Click the column heading letter c. Hold down the shift key as you click anywhere in the column. d. Hold down the Ctrl key as you click anywhere in the column

Ans:8211; b,8211; b


. An approach that permits the computer to work on several programs instead of one is
Options: A) On-line thesaurus B) Multiprogramming C) Over lapped processing D) Outline processor

Ans:C,C


. Which function is not available in the Consolidate dialog box?
Options: a. Pmt b. Average c. Max d. Sum

Ans:– a,– a


Which was the first commercial computer built by M.V. Wilkies.
Options: Super computer,    LEO,    Mainframe,    Micro computer

Ans:B ,B


Why does the data communication industry use the layered OSI reference model? It divides the network communication process into smaller and simpler components, thus aiding component development, design, and troubleshooting. It enables equipment from different vendors to use the same electronic components, thus saving research and development funds. It supports the evolution of multiple competing standards and thus provides business opportunities for equipment manufacturers. It encourages industry standardization by defining what functions occur at each layer of the model.
Options: 1 only,    1 and 4,    2 and 3,    3 only

Ans:B ,B


Which of the following typically uses a keyboard for input?
Options: desktop terminal,    point-of-sale terminal,    financial transaction terminal,    All of the above

Ans:D,All of the above


Which command(s) is(are) used to redefine a column of the table in SQL ?
Options: ALTER TABLE,    DEFINE TABLE,    MODIFY TABLE,    All of the above

Ans:A ,A


Assuming 100% efficiency, what is the power being consumed at the secondary winding of the transformer described in question 91?
Options: 200 W,    1000 W,    20 W,    100 W

Ans:A ,A


What will be the output of the program (sample.c) given below if it is executed from the command line? cmd> sample friday tuesday sunday /* sample.c */ #include<stdio.h> int main(int sizeofargv, char *argv[]) { while(sizeofargv) printf("%s", argv[--sizeofargv]); return 0; }
Options: sample friday tuesday sunday,    sample friday tuesday,    sunday tuesday friday sample,    sunday tuesday friday

Ans:C ,C


Which of the following is the most critical requirement of a Passenger Reservation System?
Options: ease of programming,    response time,    graphical user Interface,    printing of tickets

Ans:B ,B


The manager attempts to expedite, or speed up, the flow of
Options: machines,    manpower,    material,    All of the above

Ans:C ,C


The 2's complement of a binary no. is obtained by adding.....to its 1's complement.
Options: 0 ,    1,    10,    12

Ans:B ,B


You are working with a class C network. You are required to configure it for five subnets, each of which will support 25 nodes. What subnet should you use?
Options: 255.255.255.0,    255.255.255.224,    255.255.255.240,    255.255.255.248

Ans:B ,B


. The category of software most appropriate for controlling the design and layout of complex document like newsletters and brochure is:
Options: a. Word processing b. Computer aided design c. Web page authoring d. Desktop publishing

Ans: d, d


Which statements are true regarding ICMP packets? ICMP guarantees datagram delivery. ICMP can provide hosts with information about network problems. ICMP is encapsulated within IP datagrams. ICMP is encapsulated within UDP datagrams.
Options: 1 only,    2 and 3,    1 and 4,    All of the above

Ans:B ,B


. Which leads you through the process of creating a table?
Options: a. wizard b. assistant c. relation d. coach

Ans:– a,– a


. If particular workbook have to open each time Excel started, where that workbook should be placed?
Options: AUTOEXEC Folder B. AUTOSTART Folder C. EXCELSTART Folder D. XLSTART Folder

Ans:– D ,


A __ name must be unique within a database
Options: a. Table b. Field c. Record d. Character

Ans:ndash; a,ndash; a


The___ operator will cause a record to be selected only if two or more conditions are satisfied
Options: a. Or b. If or c. Range d. And

Ans:ndash; d,ndash; d


A database can be best described as
Options: a. Organized collection of data b. Useful presentation of data c. Graphical representation of data d. All of above

Ans:ndash; a,ndash; a


The control of the jobs running within a system is
Options: Job monitoring,    Job stream,    Job min,    Job step

Ans:A ,A


How many simultaneous Telnet sessions does a Cisco router support by default?
Options: 2,    3,    4,    5

Ans:D ,D


How many pairs of stations can simultaneously communicate on Ethernet LAN?
Options: 1,    2,    3,    multiple

Ans:A ,A


It is most common type of query. It retrieves records from one or more tables and then displays the
Options: a. Parameter b. Select c. crosstab d. All of above

Ans:ndash; b,ndash; b


In ODBC, a data source that is local to a single computer is called a:
Options: system data source.,    file data source.,    user data source.,    SQL text file.

Ans:A ,A


. Which data type is better to use for storing the price of an item?
Options: a. Text b. AutoNumber c. Number d. Currency

Ans:– d,– d


Timing using a TM990 micro¬computer:
Options: require an external timer added by the user,    is available on the standard CPU board,    can be handled in software,    both (b) and (c)

Ans:D ,D


A device for converting handwritten impressions into coded characters & positional coordinates for input to a computer is
Options: Touch panel,    Mouse,    Wand,    Writing tablet

Ans:D,(Danswer


Data manipulation language (DML)
Options: describes how data are structured in the data base,    specifies for the DBMS what is required; the techniques used to process data,    determine how data must be structured to produce the user's view,    All of the above

Ans:B ,B


One of the following is not considered a method of input control in a CAD system.
Options: Joystick,    Programmable function box,    Plotter,    Touch terminal

Ans:C ,C

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