A technique used by codes to convert an analog signal into a digital bit stream is known as


Options: Pulse code modulation,    Pulse stretcher,    Query processing,    Queue management

Ans:A,(Aanswer






More Computer Fundamental Related questions:


Texas Instruments Incorporated produces a low-cost LISP machine called:
Options: The Computer-Based Consultant,    The Explorer,    Smalltalk,    The Personal Consultant

Ans:B ,B


Resistance is measured in units of:
Options: ohms,    farads,    helids,    amperes

Ans:A ,A


. Which of the following is extension of WordPad?
Options: a. .ppt. b. .xls c. .rtf d. None of above

Ans:8 – c ,8 – c


What command is used to stop RIP routing updates from exiting out an interface but still allow the interface to receive RIP route updates?
Options: Router(config-if)# no routing,    Router(config-if)# passive-interface,    Router(config-router)# passive-interface s0,    Router(config-router)# no routing updates

Ans:C ,C


A view is which of the following?
Options: A virtual table that can be accessed via SQL commands,    A virtual table that cannot be accessed via SQL commands,    A base table that can be accessed via SQL commands,    A base table that cannot be accessed via SQL commands

Ans:A ,A


You copy a configuration from a network host to a router's RAM. The configuration looks correct, yet it is not working at all. What could the problem be?
Options: You copied the wrong configuration into RAM.,    You copied the configuration into flash memory instead.,    The copy did not override the shutdown command in running-config.,    The IOS became corrupted after the copy command was initiated.

Ans:C ,C


When a subroutine is called, the address of the instruction following the CALL instructions stored in/on the
Options: a . stack pointer b . accumulator c . program counter d . stack

Ans:7.d,7.d


The process of writing computer instructions in a programming language is known as
Options: Coding,    Processing,    Programming,    File

Ans:A,A


What is sent to the user via HTTP, invoked using the HTTP protocol on the user's computer, and run on the user's computer as an application?
Options: A Java application,    A Java applet,    A Java servlet,    None of the above is correct.

Ans:B ,B


. How to change the order of Slides in Presentation?
Options: a. On Slide Sorter View, click on the Soft Slides b. On Slide Sorter View, click on the slide and drag to required position c. On Slide Thumbnail view, click on the slide and drag to required position d. Slides order cannot be changed once it created

Ans:2 – B ,2 – B


....... transforms one interface into other interface
Options: a. Program b. Software c. Data d. None

Ans:1 – b ,1 – b


An entity name should be which of the following?
Options: A singular noun,    Specific to the organization,    Concise,    All of the above.

Ans:D ,D


One of the purchases order system's procedure sets is
Options: automatic purchase order writing,    receiving,    accounts payable,    All of the above

Ans:A ,A


.    Which command displays comma for thousand separating on file size while listing?
Options: a.    Dir/w b.    Dir/s c.    Dir/b d.    Dir/c

Ans:.c,Correct Answer: d. Dir/c


Which command displays current directory name or change from one to another?
Options: a. Chdir b. Cd c. Mkdir d. Both a and b

Ans:d. Both a and b,d. Both a and b


Which of the following is not true of immediate processing?
Options: It is often used in real-time applications,    It can occur with either sequential of direct-access files,    It can be used in an airline-reservation system,    Transactions are processed shortly after a real-world event occurs

Ans:B ,B


An important first step in troubleshooting which component in a laser printer is causing a jam is to:
Options: note where in the paper path the paper stops,    check all voltages,    look up error codes,    turn the printer off, then on again

Ans:A ,A


. Which function extracts the name of the month from a date/time value?
Options: a. Month b. MonthName c. MonthLabel d. MonthValue

Ans:1 – b ,1 – b


What data most likely would not be keyed into the order entry subsystem?
Options: item quantity,    customer number,    item number,    item cost

Ans:D ,D


Queries in Access can be used as
Options: a. view, change and analyze data in different ways b. a source of records for forms and reports c. Only a d. Both a and b

Ans:ndash; d,ndash; d


If the number of columns is selected 1 and the line between check box is marked, where is the line drawn?
Options:  A) in the left margin, B) in the right margin, C) both in left and right margin, D) None of Above, 

Ans:-D,-D


The binary equivalent of the Hexadecimal number 7BD is
Options: 11110111101,    111010111101,    101110111101,    All of the above

Ans:A ,A


Which of the following registers is loaded with the contents of the memory location pointed by the PC?
Options: Memory Address Register,    Memory Data Register,    Instruction Register,    Program Counter

Ans:C ,C


Which number system is usually followed in a typical 32-bit computer?
Options:  2 B.  10      C.  16 D.  32

Ans:– A ,


. Long text can be broken down into many lines within a cell. You can do this through
Options: a.  Wrap Text in Format >> Cells b.  Justify in Edit >> Cells c.  Text Wraping in Format >> Cells, Layout tab d.  All of above

Ans:– a,– a


. What is the function of folder?
Options: a. Save files b. Delete files c. Move files d. All of the above

Ans:1 – d ,1 – d


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

Ans:D ,D


When mapping a ternary relationship with an associative entity 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:D ,D


Operations Research came into being due to:
Options: medical reasons,    military reasons,    educational reasons,    to improve transportation

Ans:B ,B


. IMB launched its first personal computer called IBM-PC in 1981. It had chips from Intel, disk drives from Tandon, operating system from Microsoft, the printer from Epson and the application software from everywhere. Can you name the country which contributed
Options: A) India B) China C) Germany D) Taiwan

Ans:D,D


Which file starts MS Word?
Options: a. winword.exe b. word.exe c. msword.exe d. word2003.exe

Ans:– A,– A


Which of the following input/output devices is not associated with personal computers?
Options: mice,    color monitors,    punched cards,    dot-matrix printers

Ans:C,C


When a router is connected to a Frame Relay WAN link using a serial DTE interface, how is the clock rate determined?
Options: Supplied by the CSU/DSU,    By the far end router,    By the clock rate command,    By the Physical layer bit stream timing

Ans:A ,A


The instruction "If it's raining outside, then take an umbrella to work" is an example of the _____ structure,
Options: Control,    Repetition,    Selection,    Sequence

Ans:C ,C


What will be the output of the program? #include<stdio.h> #include<stdarg.h> void fun1(int num, ...); void fun2(int num, ...); int main() { fun1(1, "Apple", "Boys", "Cats", "Dogs"); fun2(2, 12, 13, 14); return 0; } void fun1(int num, ...) { char *str; va_list ptr; va_start(ptr, num); str = va_arg(ptr, char *); printf("%s ", str); } void fun2(int num, ...) { va_list ptr; va_start(ptr, num); num = va_arg(ptr, int); printf("%d", num); }
Options: Dogs 12,    Cats 14,    Boys 13,    Apple 12

Ans:D ,D


What do you call ‘a collection of character and paragraph formatting commands’?
Options: the defaults B. a template C. a style D. a boilerplate

Ans:– C ,


A high-pass filter:
Options: passes lower-frequency signals and reduces higher-frequency signals,    passes higher-frequency signals and reduces lower-frequency signals,    has no effect on ac signals,    increases the level of all frequencies by a significant amount

Ans:B ,B


What is the name given to the software which can be legally compiled and often used for free?
Options: Shareware program,    Public domain program,    Firmware program,    Mindware

Ans:B ,B


. Which computer support co-processors?

Options: A) XT computer B) AT comptuers C) None of these D) Both of these

Ans:B,B


. In the datasheet formatting dialogue box, which is not an option in the border and line styles dropdown list box?
Options: a. datasheet border b. datasheet underline c. Column Header underline d. vertical gridline

Ans:– c,– c


.  Power Point can display data from which of the following add-in software of MS Office?
Options: Equation Editor B. Organization Chart C. Photo Album D. All of these

Ans: – D ,


. Which of the following bypasses the print dialog box when printing individual slides or an entire presentation?
Options: a. File, Print Preview b. The print button c. File, print d. Ctrl + P

Ans:8 – B ,8 – B


The default and maximum size of text field in Access
Options: a. 50 and 255 Characters b. 8 and 1 GB c. 266 characters & 64000 characters d. None of above

Ans:ndash; a,ndash; a


Why does a successfully mapped network drive disappear every time you boot the computer?
Options: The computer you are connected to has moved,    You didn't click reconnect on log on,    The map statement is not in the autoexec.bat file,    The last drive was not set correctly

Ans:C ,C


Who made the statement "if a robot can do a job, a person should not be doing it"?
Options: Prof. F. A. Fisher of Britain,    Ron Albo of Shugart Associates, California,    Prof. Meredith Turing, London University,    John Smith, USA

Ans:B ,B


The hardware device Jhat acts as both a switching and connecting unit is called a(n):
Options: concentrator,    RS-232C port,    multiplexer,    communications processor

Ans:C ,C


. The Delete key of keyboard is assigned to which command in Excel?
Options: a.  Edit >> Clear >> Contents b.  Edit >> Clear >> All c.  Edit >> Delete d.  All of above

Ans:– a,– a


If a firm wanted to transmit data from 1,000 punched cards to a remote computer, they would use a(n)
Options: POS terminal,    data collection terminal,    batch processing terminal,    intelligent terminal

Ans:C ,C


The computer is a part of the firm's
Options: physical system,    conceptual system,    both (a) and (b),    neither (a) nor (b)

Ans:C ,C


Which should you use for cleaning Mylar-protected LCD screens?
Options: Ammonia window cleaner,    Non-abrasive cleanser,    Anti-static wipes,    Alcohol-impregnated wipes

Ans:B ,B

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