Codes consisting of light and dark marks which may be optically read is known as

Options: Mnemonics,    Bar code,    Decoder,    All of the above


More Computer Fundamental Related questions:

D/A (digital to analog) conversion:
Options: results in a binary code as the final output,    has to be sampled at 1/2 the highest input frequency,    must be fed through a filter to reproduce the original signal accurately,    both (b) and (c)

Ans:C ,C

Which command will show you the summary of the NAT configuration?
Options: show ip nat translations,    show ip nat statistics,    debug ip nat,    clear ip nat translations *

Ans:B ,B

Which of the following is still useful for adding numbers?
Options: EDSAC,    ENIAC,    Abacus,    UNIVAC

Ans:C ,C

ARP (Address Resolution Protocol) is
Options: a TCP/IP protocol used to dynamically bind a high level IP Address to a low-level physical hardware address,    a TCP/IP high level protocol for transferring files from one machine to another,    a protocol used to monitor computers,    a protocol that handles error and control messages

Ans:A ,A

When typing in a word field manually, what must you press to insert the code’s braces?
Options: Ctrl + F6 B. Ctrl + F9 C. Alt + F11 D. Shift + F12

Ans:– B ,

The radian of a number system
Options: Is variable,    Has nothing to do with digit position value,    Equals the number of its distinct counting digits,    Is always an even number


. How to remove the unwanted action from recorded macro without recording the whole macro again?
Options: a. By using the Find and Edit Action Option b. By clicking on the Refresh button in the Macro toolbar c. By edit the macro in the Visual Basic Editor d. Macro cannot be edited.

Ans:– c,– c

. A factor which would strongly influence a business person to adopt a computer is its

Options: A) Accuracy B) Reliability C) Speed D) All of above


Management by exception is based on a
Options: positive attitude towards problem recognition,    negative attitude toward problem recognition,    indifferent attitude toward problem recognition,    All of the above

Ans:A ,A

Programmers refer to the items needed to reach a problem's goal as the _____
Options: Input,    Out put,    Processing,    Purpose

Ans:A ,A

While using the DIR command, you can use certain switches with it. Which one of the following cannot be used with DIR?
Options: /P,    /W,    /S,    /T

Ans:D ,D

what is full form of ABC

Ans:Atanasoff-Berry Computer,

Conversion of hexadecimal number 1D7F16 to a decimal number is
Options: 755110,    877110,    555710,    778110

Ans:A ,A

When did IBM close the last of its punched card manufacturing plant?
Options: June, 1989,    December, 1984,    March, 1982,    November, 1979


. Which is the latest version of MS Windows?
Options: a. Windows 2007 b. Windows 8.1 c. Windows 2008 d.Windows 7

Ans: b, b

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

When we mention the prototype of a function?
Options: Defining,    Declaring,    Prototyping,    Calling

Ans:B ,B

A collection of 8 bits is called
Options: a . byte b . word c . record c . bit


. Which of the following views is used to graphically summarize and analyze data in a recordset?
Options: a. Datasheet b. Form c. PivotChart d. PivotTable

Ans:9 – c ,9 – c

Which of the following TCP/IP protocol is used for remote terminal connection service?
Options: TELNET,    FTP,    RARP,    UDP

Ans:A ,A

. The personal computer industry was started by
Options: A) IBM B) Apple C) Compaq D) HCL


Which of the following is not an input device?
Options: A) OCR B) Optical scanners C) Voice recognition device D) COM (Computer Output to Microfilm)


. What happens if you select first and second slide and then click on New Slide button on toolbar?
Options: a.  A new slide is inserted as first slide in presentation b.  A new slide is inserted as second slide in presentation c.  A new slide is inserted as third slide in presentation d.  None of above

Ans:1 – C ,1 – C

A network designer wants to connect 5 routers as point-to-point simplex line. Then the total number of lines required would be
Options: 5,    10,    20,    32

Ans:B ,B

Which of the following option is use to retrieval of data? a. Stack b. Data Structure c. Linked list d. Query
Options: Every primary-key value must match a primary-key value in an associated table B. Every primary-key value must match a foreign-key value in an associated table C. Every foreign-key value must match a primary-key value in an associated table D. Every foreign-key value must match a foreign-key value in an associated table

Ans:– d ,

If the English Philosopher Thomas Hobbes could be called 'grandfather' of artificial intelligence, then who could be called its father?
Options: A.M. Turning,    John McCarthy,    Allen Newell,    Herbert Simon

Ans:A ,A

How can you increase the font size of selected text by one point every time?
Options:  A) By pressing Ctrl + ], B) By pressing Ctrl + [, C) By pressing Ctrl + }, D) By pressing Ctrl + {,


In OSI network architecture, the routing is performed by
Options: session layer,    transport layer,    data link layer,    network layer

Ans:D ,D

Nepal brought a computer for census of 2028 BS. This computer was of
Options: A) first generation B) second generation C) third generation D) fourth generation


A circuit has a Norton current of 10 mA and a Norton resistance of 10 kW. What is the Thevenin circuit?
Options: 1000 V and a series resistance of 10 k Ohm,    100 V and a parallel resistance of 10 k Ohm,    100 V and a series resistance of 10 k Ohm,    1000 V and a parallel resistance of 10 kOhm

Ans:C ,C

A power transformer steps 100 V down to 10 V. If the current in its primary winding is 2 A, what is the current in the secondary winding?
Options: 50 A,    12 A,    5 A,    20 A

Ans:D ,D

Which of the following is the correct order of evaluation for the below expression? z = x + y * z / 4 % 2 - 1
Options: * / % + - =,    = * / % + -,    / * % - + =,    * % / - + =

Ans:A ,A

. What is a portion of a document in which you set certain page formatting options?
Options: a. Page b. Document c. Section d. Page Setup

Ans:– C,– C

31. The _____ in the Resume Wizard dialog box indicates the wizard is ready to create the document.
Options: a. Start panel b. Address panel c. Add/Sort Heading panel d. Finish panel

Ans:– D ,– D

. Which is the largest computer?
Options: A) Mainframe Computer B) Mini Computers C) Micro Computers D) Super Computers


After coding a document into a digital signal, it can be sent by telephone, telex or satellite to the receiver where the signal is decoded and an exact copy of the original document is made. What is it called?
Options: Telex,    Word processor,    Facsimile,    Electronic mail

Ans:C ,C

Which of the following database activities require a specific knowledge of a DBMS?
Options: Enterprise modeling,    Conceptual data modeling,    Logical database design,    Physical database design and definition

Ans:D ,D

The highest level in the hierarchy of data organization is called
Options: data bank,    database,    data file,    data record

Ans:B ,B

Which of the following is NOT a type of Microsoft Access database object?
Options: a. Table b. Form c. Worksheets d. Modules

Ans:ndash; c,ndash; c

. Slides can have
Options: a. title, text, graphs b. drawn objects, shapes c. clipart, drawn art, visual d. any of the above

Ans:9 – D ,9 – D

. The ….is a temporary storage area in memory where you can attach text or graphics information
Options: a. Clipboard b. Copyboard c. Both a and b d. None of above

Ans:3 – a ,3 – a

. Ctrl + F
Options: a. Open Find and Replace Dialog box with activating Find Tab b. Open Page Setup Dialog box with activating Layout Tab c. Open Font Dialog Box with activating Font tab d. Open File Save as Dialog box

Ans:–  A,–  A

In which of the storage placement strategies a program is placed in the largest available hole in the main memory?
Options: best fit,    first fit,    worst fit,    buddy

Ans:C ,C

By default, your document prints with:
Options: 1 inch top and bottom margins B. a portrait orientation C. 1.25 inches left and right margins D. all of the above


What is the default left margin in Word 2003 document?
Options:  A) 1", B) 1.25", C) 1.5", D) 2", 


Doubling the operating frequency of an inductive circuit:
Options: has no effect on the inductive reactance,    doubles the amount of inductive reactance,    multiplies the inductive reactance by 6.28,    cuts the inductive reactance in half

Ans:B ,B

The most important advantage of a video disk is
Options: Compactness,    Potential capacity,    Durability,    Cost effectiveness

Ans:B ,B

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

The personnel who deals with the computer & its management put together are called
Options: Software,    Humanware,    Firmware,    Hardware

Ans:B ,B

Which of the following correctly shows the hierarchy of arithmetic operations in C?
Options: / + * -,    * - / +,    + - / *,    / * + -

Ans:D ,D