How many bit code is used by Murray code for TELEPRINTER machines.


Options: 4,    5,    9,    25

Ans:B,(Banswer






More Computer Fundamental Related questions:


. To display system boot menu which of the following command you must press?
Options: a. F4 b. F7 c. F8 d. F5

Ans:7 – c ,7 – c


. How to fit long texts in a single cell with multiple lines?
Options: a. Start typing in the cell and press the Enter key to start another line b. Use the Wrap Text option in the Format -> Alignment menu c. Use the Shrink to Fit option in the Format -> Cells -> Alignment menu d. All of above

Ans:– b,– b


14. Which command in DOS can be used to recover accidentally deleted files?
Options: a. UNDELETE b. DELETE/CANCEL c. RESTORE d. RECOVER

Ans:Correct Answer: a ,Correct Answer: a


What is the symbol for multiplying?
Options: > B. / C. ! D. *

Ans:– D ,


Which area in an Excel window allows entering values and formulas?
Options: Title Bar B. Menu Bar C. Formula Bar D. Standard Tool Bar

Ans:– C ,


. Which of the following is a correct order of precedence in a formula calculation?
Options: a. Multiplication and division, exponential positive and negative value b. Multiplication and division, positive and negative values, addition and subtraction c. Addition and subtraction, positive and negative values, exponentiation d. None of above

Ans:– d,– d


Communication using a modulated carrier to apply a data signal to a transmission medium in analog form is
Options: Local area network,    Modem,    Base band networking,    Broad band networking

Ans:D ,D


Which generation of computers is covered by the period 1964-77?
Options: First,    Second,    Third,    Forth

Ans:C ,C


The function(s) of the Syntax phase is(are)
Options: to recognize the major constructs of the language and to call the appropriate action routines that will generate the intermediate form or matrix for these constructs.,    to build a literal table and an identifier table,    to build a uniform symbol table,    to parse the source program into the basic elements or tokens of the language.

Ans:A ,A


. Which menu bar selection would you access to openfile?
Options: a. Option b. Help c. View d. None of above

Ans: d, d


Which of the following is not a computer bus?
Options: data bus,    timer bus,    control bus,    address bus

Ans:B ,B


. Which of the following machine was not invented by Charles Babbage?
Options: A) Tabulating Machine B) Analytical Engine C) Difference Engine D) Both C and D

Ans:A,A


. CAD stands for

Options: A) Computer aided design B) Computer algorithm for design C) Computer application in design D) All of the above

Ans:A,A


You can group noncontiguous worksheets with
Options: The alt+enter key B. The ctrl key and mouse C. The shift key and the mouse D. The group button on the standard toolbar

Ans: – B ,


In the 16th century, a Czech rabbi reportedly created a living clay man whose name has become a synonym for an artificial human. The clay man's name was:
Options: Frankenstein,    Golem,    Paracelsus,    Hal

Ans:B ,B


Operator interaction directly with the CRT is accomplished via:
Options: a digitizing tablet,    vector scanning,    a stylus,    a touch terminal

Ans:D ,D


When mapping a multivalued attribute into a relation which of the following is true?
Options: One relation is created.,    Two relations are created.,    Three relations are created.,    Four relations are created.

Ans:B ,B


On a VLSM network, which mask should you use on point-to-point WAN links in order to reduce the waste of IP addresses?
Options: /27,    /28,    /29,    /30

Ans:D ,D


The cp command uses:
Options: standard input file,    standard output file,    both input and output file,    neither standard input nor standard output file

Ans:D ,D


Which provides the fastest access to large video files?
Options: Optical drives,    IDE hard drives,    SCSI hard drives,    EIDE hard drives

Ans:C ,C


  Which is the shortcut key to jump to the first slide of the presentation? A.  Home B.  Alt + Home C.  Ctrl + Home D.  Shift + Home
Options:

Ans:– C ,


You set the console password, but when you display the configuration, the password doesn't show up; it looks like this: [output cut] Line console 0 Exec-timeout 1 44 Password 7098C0BQR Login [output cut] What cause the password to be stored like this?
Options: encrypt password,    service password-encryption,    service-password-encryption,    exec-timeout 1 35

Ans:B ,B


Which company is the biggest player in the microprocessor industry?
Options: Motorola,    IBM,    Intel,    AMD

Ans:C ,C


What will be the output of the program? #include<stdio.h> int main() { int i; i = printf("How r u\n"); i = printf("%d\n", i); printf("%d\n", i); return 0; }
Options: How r u 7 2,    How r u 8 2,    How r u 1 1,    Error: cannot assign printf to variable

Ans:B ,B


The activity of a file
Options: is a low percentages of number of records added or deleted from a file,    if high, reduces processing efficiency for sequential and nonsequential files,    is a measure of the percentage of existing records updated during a run,    refers to how closely the files fits into the allocated

Ans:A ,A


. From which generation computers the printers were used?
Options: A) first B) second C) third D) fourth

Ans:9-B,9-B


Which option is used with rm command to make the command prompt the user with each filename and a ?, before acting on it
Options: -r,    -x,    -i,    -1

Ans:C ,C


What is meant by a dedicated computer?
Options: Which is used by one person only,    Which is assigned one and only one task,    Which uses on kind of software,    Which is meant for application software only

Ans:B,B


. Which of the following is true regarding page Orientation of a Document?
Options: a. Page Orientation can be change at any time b. Page Orientation of document determines by printer c. Page Orientation must be set before start typing d. Page Orientation of a document cannot be changed.

Ans:–  A,–  A


Which of the following statements are correct about the program? #include<stdio.h> int main() { printf("%p\n", main()); return 0; }
Options: It prints garbage values infinitely,    Runs infinitely without printing anything,    Error: main() cannot be called inside printf(),    No Error and print nothing

Ans:B ,B


What form of energy is used to maintain an imbalance of charges between the terminals of a battery?
Options: Electronical energy,    Mechanical energy,    Chemical energy,    Solar energy

Ans:C ,C


Continuous line drawing are produced using
Options: Chain printers,    Daisy wheel printers,    Plotters,    Thermal devices

Ans:C ,C


. The database language that allows you to access or maintain data in a database
Options: a. Dcl b. Dml c. Ddl d. None of above

Ans:7 – a ,7 – a


What is the phase shift between total current and voltage in the circuit of a 100 ohm resistor connected in parallel with a capacitor that has a reactance of 100 ohm
Options: 180 degree,    30 degree,    45 degree,    75 degree

Ans:C ,C


The data recording area between the blank gaps on magnetic tape is called a/ an:
Options: Record,    Block,    Field,    Database

Ans:B ,B


A word processor would most likely be used to do
Options: a. keep an account of money spent b. do a computer search in media center c. maintain an inventory d. type a biography

Ans:– D,D


Which of the following is an advantage to using fiber optics data transmission?
Options: resistance to data theft,    fast data transmission rate,    low noise level,   All of the above

Ans:D,All of the above


Which of the following statements are correct about 6 used in the program? int num[6]; num[6]=21;
Options: In the first statement 6 specifies a particular element, whereas in the second statement it specifies a type.,    In the first statement 6 specifies a array size, whereas in the second statement it specifies a particular element of array.,    In the first statement 6 specifies a particular element, whereas in the second statement it specifies a array size.,    In both the statement 6 specifies array size.

Ans:B ,B


. Which of the following programming language were used in first generation computers?
Options: A) Machine language B) Assembly language C) Both of above D) None of above

Ans:3-A,3-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


Data has to be _____ before it can be converted into information.
Options: transformed,    processed,    changed,    engineered

Ans:B ,B


After copying the content how many times can you paste?
Options: A. 1 B. 16 C. 32 D. Many

Ans:D,


. Computer operators
Options: A) writes computer programs for specific problems B) operate the device which input and output data from the computer C) normally require a college degree in computer science D) all of the above

Ans:B,B


. “Ctrl + Right Arrow” is used to
Options: Moves the cursor one word right B. Moves the cursor end of the line C. Moves the cursor end of the document D. Moves the cursor one Paragraph down

Ans:– A ,


How many addresses are required for 25 x 40 video RAM?
Options: 2000,    1920,    1000,    2000

Ans:C ,C


Who designed the first general purpose electronic digital computer "ENIAC" ?
Options: Van-Neumann,    Joseph M Juoquard,    J. Presper Ecket and John W Mauchly,    All of the above

Ans:C ,C


Which command is used to move all files to the bin sub-directory of the parent directory?
Options: mv *.* /bin/,    mv * /bin/*,    mv * ../bin,    mv * ../bin *.*

Ans:C ,C


Which of the following languages is often translated to pseudo code?
Options: Assembly,    FORTRAN,    PASCAL,    BASIC

Ans:C ,C


73. Ctrl + E
Options: a. Exit Application b. Select All c. Clear All d. Align Center

Ans:–  D ,–  D


. A screen element of MS Word that is usually located below the title bar that provides categorized options is
Options: a. Menu mar b. Tool Bar c. Status Bar d. All of the above

Ans:– A,– A

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