What is the main purpose of the secondary storage device?

Options: To increase the speed of Computer B. To Install Operating System C. To Networking D. To Store Data

Ans:– D ,

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More Computer Fundamental Related questions:

    Which command lists the contents of current directory of a disk
Options: a.    Copy b.    Tree c.    Cd d.    Dir

Ans:D,Correct Answer: Dir

A stand-alone system which produces one page of printed output at a time is
Options: Page printer,    Line printer,    Laser printer,    Dot matrix printer


The two classification of inputs are:
Options: energies and maintenance,    products and waste,    maintenance and waste,    maintenance and signal

Ans:D ,D

What is the i/o address for com1?
Options: 3e8,    3bc,    5f8,    3f8

Ans:D ,D

To sort records in a table
Options: a. Open table, click on the field on which the sorting is to be done, then click Sort button on database toolbar b. Open table, click Sort button on database toolbar, choose field based on which to sort, click OK c. Click the field heading to sort it ascending or descending d. All of above

Ans:ndash; a,ndash; a

On a dot matrix printer, you should never lubricate which part?
Options: carriage rails,    printhead pins,    paper advance bearings,    carriage bearings

Ans:B ,B

Options: stands for Red Hat Package Manager,    is used to install, uninstall, and manage packages,    is used to keep track of the users,    assigns a dynamic IP address

Ans:A ,A

Which of the following can you use to add times to the slides in a presentation?
Options: a. Slide show menu b. Rehearse timings button c. Slide transition button d. All of the above

Ans: – B , – B

The standard IRQ for the floppy drive is?
Options: 9,    6,    10,    All of the above

Ans:B ,B

When you connect to an online information service, you are asked to provide some kind of identification such as your name, an account number and a password. What is the name given to this brief dialogue between you and the information system?
Options: Security procedure,    Safeguard procedure,    Identification procedure,    Log-on procedure

Ans:D ,D

Large computer system typically uses:
Options: Line printers,    Ink-jet printers,    Dot-matrix printers,    Daisy wheel printers


. Cascade update option
Options: a. Means do not change the value in the primary key field if that record has related records in another table b. Means change all the related records in child tables if the record in parent table is changed c. Both of above d. None of above

Ans:3 – c ,3 – c

A machine that connects to two or more electronic mail systems and transfers mail messages among them is known as
Options: Gateways,    mail gateway,    bridges,    User Agent

Ans:B ,B

A reflective marker that indicates the end of the usable tape is
Options: End user,    End-of-tape,    Optical mark reader,    FAX

Ans:B ,B

Modem is used in data transmission. When was it invented and in which country?
Options: 1963, USA,    1965, Germany,    1950, USA,    1950, Japan

Ans:C ,C

What is proportional control?
Options: It has a discrete output for each error value,    The controller output varies continuously over a range,    The gain is independent of offset error.,    All of the above

Ans:B ,B

. Which file keeps commands to execute automatically when OS is started?
Options: a. command . com b. any batch file c. autoexec.bat d. config.sys

Ans:9 – c ,9 – c

What is the language used by most of the DBMSs for helping their users to access data?
Options: High level language,    Query language,    SQL,    4GL

Ans:B ,B

Which of the following is the correct order of keywords for SQL SELECT statements?

Ans:A ,A

what is full form of ENIAC

Ans:Electronic Numerical Integrator and Computer,

What should you replace if the brightness or contrast adjustments were malfunctioning on a laptop?
Options: fuse,    led display,    adjustment switch,    led display cable

Ans:B ,B

Using a microcomputer as a controller allows:
Options: faster cycle time,    simpler mechanical hardware,    more self diagnostics of the machine operation,    All of the above

Ans:D ,D

. To locate a data item for storage is
Options: A) Field B) Feed C) Database D) Fetch


Numerical control:
Options: is a method for controlling the operation of a machine by means of a set of instructions,    applies only to milling machines,    is a method for producing an exact number of parts per hour,    All of the above

Ans:A ,A

Before sending data, a modem sends a request to send signal, or RTS.
Options: True,    False,    ,    

Ans:A ,A

. Worksheet can be renamed by
Options: Adding ? symbol at the end of filename while saving workbook B. Click on Worksheet tab by Holding CTRL Key and type new name C. Double Click on the Worksheet tab and type new name D. Worksheet cannot renamed

Ans:– C ,

What will be the output of the program in 16 bit platform (Turbo C under DOS)? #include<stdio.h> int main() { extern int i; i = 20; printf("%d\n", sizeof(i)); return 0; }
Options: 2,    4,    vary from compiler,    Linker Error : Undefined symbol 'i'

Ans:D ,D

. The lower deck of an abacus is known as
Options: A) heaven B) sky C) earth D) floor


Which of the following directories contain all the Alias created by a user, including his login directory?
Options: /tmp,    /etc,    /usr,    /dev

Ans:C ,C

A database management system
Options: allows simultaneous access to multiple files,    can do more than a record management system,    is a collection of programs for managing data in a single file,    both (a) and (b)

Ans:D ,D

. Com in Latin is

Options: A) intensifying prefix B) intensifying suffix C) a term that means to reckon D) None of above


Which of the following are likely to jam the read/write head of a disk pack?
Options: Dust,    Smoke particle,    Finger print smudge,    All of the above

Ans:D ,D

The accuracy of a pick-and-place robot can be as good as:
Options: + 0.0005 inches,    + 0.05 inches,    0.008 inches,    + 3%

Ans:A ,A

Set of premitted values of each attribute is called
Options: Domain B. Tuple C. Relation D. Schema

Ans:– A ,

Which of the following is not the Networking Devices?
Options: Gateways B. Linux             C. Routers D. Firewalls

Ans:– B ,

99. How can you access the font size tool on formatting toolbar?
Options: a. Ctrl + S b. Ctrl + Shift + S c. Ctrl + P d. Ctrl + Shift + P

Ans:– D ,– D

Each record is constituted by a number of individual data items which are called
Options: a. Fields b. Data Types c. Relations d. Tables

Ans:ndash; a,ndash; a

The Santa Clara Valley, California is popularly known as Silicon Valley of America because
Options: huge deposits of silicon are found there,    many silicon chip manufacturing firms are located there,    Santa Claus visits it every Christmas,    it is full of large grain sand


In which year the first operating system was developed
Options: a. 1910 b. 1940 c. 1950 d. 1980

Ans:Correct Answer: c ,Correct Answer: c

. Which is not a command that is selectable from right click menu of a field column?
Options: a. Hide columns b. Rename columns c. freeze columns d. sort descending

Ans:– b,– b

The monitor power LED is 'on' but the monitor screen is completely dark. The least likely cause of the problem is:
Options: Defect in the computers video circuitry,    Disconnected video cable,    Defective monitor,    System RAM problem

Ans:D ,D

The records in a file on magnetic tape
Options: can only be accessed serially,    are meant for backup,    cannot be transformed to a disk file,    have to be arranged in a key sequence

Ans:A ,A

You have a network ID of and you need to divide it into multiple subnets in which at least 600 host IDs for each subnet are available. You desire to have the largest amount of subnets available. Which subnet mask should you assign?

Ans:D ,D

. Which of the following device was not invented by Babbage?
Options: A) Pascaline B) Difference Engine C) Analytical Engine D) None of above


A characteristic of card systems is:
Options: slowness in processing data,    using cards as records of transactions,    needing a larger DP staff,    all the above


What router command allows you to determine whether an IP access list is enabled on a particular interface?
Options: show ip port,    show access-lists,    show ip interface,    show access-lists interface

Ans:C ,C

Which command is used to remove a file?
Options: remove,    rm,    mv,    del

Ans:B ,B

When the time to establish link is large and the size of data is small, the preferred mode of data transfer is
Options: Circuit switching,    Packet switching,    Time division multiplexing,    All of the above

Ans:B ,B

Which of the following special shell variables is used to process number of the current shell?
Options: $!,    $$,    $0,    $*

Ans:B ,B

The memory address of the first element of an array is called
Options: a. floor address b. foundation address c. first address d. base address