A type of channel used to connect a central processor and peripherals which uses multipling is known as


Options: Modem,    Network,    Multiplexer,    All of the above

Ans:C,(Canswer






More Computer Fundamental Related questions:


ODBC core SQL grammar contains which of the following?:
Options: INSERT, UPDATE, DELETE only,    Stored procedures only,    Full SELECT (includes subqueries) only,    Both 1 and 3 above are contained in the ODBC core SQL.

Ans:D ,D


A relocate program form is the one which
Options: cannot be made to execute in any area of storage other than the one designated for it at the time of its coding or translation,    consists of a program and relevant information for its relocation,    can itself perform the relocation of its address-sensitive portions,    All of the above

Ans:B ,B


What is the shortcut key to start presentation from current slide?
Options: F5 B. Alt + F5       C. Ctrl + F5 D. Shift + F5

Ans:– D ,


6. Which command is used to see the contents of a file?
Options: a. Type b. Copy c. Ed d. None of above

Ans:Correct Answer: a ,Correct Answer: a


A language for simulating models of business activity is:
Options: SPSS,    DL/1,    GPSS,    COBOL

Ans:C ,C


A single packet on a data link is known as
Options: Path,    Frame,    Block,    Group

Ans:B,(Banswer


When operating above its resonant frequency, a parallel RLC circuit has the characteristics of a:
Options: parallel RL circuit,    parallel RC circuit,    parallel RLC circuit operated above its resonant frequency,    purely resistive circuit

Ans:B ,B


Which of the following is not a limitation of binary search algorithm?
Options: a. must use a sorted array b. requirement of sorted array is expensive when a lot of insertion and deletions are needed c. there must be a mechanism to access middle element directly d. binary search algorithm is not efficient when the data elements are more than 1000.

Ans:- d,- d


What will be the output of the program ? #include<stdio.h> int main() { int a[5] = {5, 1, 15, 20, 25}; int i, j, m; i = ++a[1]; j = a[1]++; m = a[i++]; printf("%d, %d, %d", i, j, m); return 0; }
Options: 2, 1, 15,    1, 2, 5,    3, 2, 15,    2, 3, 20

Ans:C ,C


With an IP address set starting with 150, you currently have six offices that you are treating as subnets. Plans are in place to open 10 more offices before the end of the year. What subnet mask should you use to satisfy the needed number of subnets and maximize the number of hosts available at each site?
Options: 192,    224,    240,    248

Ans:D ,D


Point out the error in the following program. #include<stdio.h> int main() { fprintf("IndiaBIX"); printf("%.ef", 2.0); return 0; }
Options: Error: unknown value in printf() statement.,    Error: in fprintf() statement.,    No error and prints "IndiaBIX",    No error and prints "2.0"

Ans:B ,B


File record length
Options: should always be fixed,    Should always be variable,    depends upon the size of the file,    should be chosen to match the data characteristics

Ans:D ,D


. Which elements of a worksheet can be protected from accidental modification?
Options: a. Contents b. Objects c. Scenarios d. All of the above

Ans:– d,– d


. Registers, which are partially visible to users and used to hold conditional, are known as
Options: A) PC B) Memory address registers C) General purpose register D) Flags

Ans:D,D


. Which is not a valid property for attribute setting?
Options: a. C,b. S,c. H,d. R

Ans:3 – a ,3 – a


In which directory can you store system user default files used for creating user directories?
Options: /usr/tmp,    /etc/default,    /etc/skel,    /etc/users

Ans:C ,C


The "Turing Machine" showed that you could use a/an _____ system to program any algorithmic task.
Options: binary,    electro-chemical,    recursive,    semantic

Ans:A ,A


Networks where end user workstations are tied to LAN servers to share resources and application processing.
Options: Internetworked enterprise,    Information super highway,    Business applications of telecommunications,    Client/Server networks

Ans:D ,D


The standard VGA display has _____ pixels in its native graphics mode?
Options: 648 x 320,    640 x 480,    680 x 440,    1024 x 786

Ans:B ,B


. Which of the following statements about calculated fields is NOT true?
Options: a. A calculated field does not store data in a recordset. b. Calculated fields use an expression or formula as its data source. c. Data contained in a calculated field is created the first time a query is run. d. A calculated field can be created using the Expression Builder dialog box.

Ans:2 – c ,2 – c


Software instructions intended to satisfy a user's specific processing needs are called _____.
Options: Systems software,    A microcomputer,    Documentation,    Applications software

Ans:D ,D


When assessing the table structure of an acquired set of tables with data, determining functional dependencies is (part of) the:
Options: first step.,    second step.,    third step.,    fourth step.

Ans:B ,B


Which of the following medium is used for broadband local networks?
Options: Coaxial cable,    optic fiber,    CATV,    UTP

Ans:C ,C


A common boundary between two systems is called
Options: Interdiction,    Interface,    Surface,    None of the above

Ans:B,(Banswer


A flashlight battery has internal resistance of 1W. For what values of load resistance does the flashlight battery appear stiff?
Options: 60 Ohm,    50 Ohm,    100 Ohm or more,    10 Ohm

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


When a disk stack is serviced by a comb-like access mechanism, there is one read/write head for each
Options: disk,    disk surface,    track,    cylinder

Ans:B,B


Which of the following is not a requirement of structured design?
Options: It should be made up of a hierarchy of modules,    It should use many GOTO statements,    The code should be executed in a top-to-bottom fashion within each module,    Each module should be as independent as possible of all other modules, except its parent

Ans:B ,B


ow to remove all character formats?
Options: Shift + Spacebar B. Shift + Enter C. Ctrl + Spacebar D. Ctrl + Enter

Ans:– C ,


The earliest device that qualifies as a digital computer is
Options: EDSAC,    Abacus,    ENIAC,    EDVAC

Ans:B ,B


Which command will show you whether a DTE or a DCE cable is plugged into serial 0?
Options: sh int s0,    sh int serial 0,    show controllers serial 0,    show serial 0 controllers

Ans:C ,C


Time proportioning control:
Options: can be used on a PM550 programmable process controller,    is less efficient than normal PID control,    cannot use a TM990 micro¬computer,    a and b above.

Ans:A ,A


RJ45 UTP cable has ________ Cables.
Options: 2 pair B. 3 pair C. 4 pair D. 5 pair

Ans:– C ,


How many layers does OSI Reference Model has?
Options:  4 B.  5 C.  6 D.  7

Ans:– D ,


. You can select My Computer icon and press Alt + Enter to
Options: a. Delete it from desktop permanently b. Open it in Explorer mode c. Open System Properties dialog box d. Pin it on Start menu

Ans:3 – c ,3 – c


. The ....is the drive containing the files to be copied
Options: a. Source drive b. Destination drive c. USB drive d. None of the above

Ans: a, a


Detected money errors are corrected with
Options: debit entries,    credit entries,    both (a) and (b),    neither (a) nor (b)

Ans:C ,C


In ODBC, a file that can be shared among database users is called a:
Options: system data source.,    file data source.,    user data source.,    SQL text file.

Ans:B ,B


The traditional way to exit and LISP system is to enter
Options: quit,    exit,    bye,    ok

Ans:B ,B


. A One-To-Many relationship that is not enforcing referential integrity, displays what symbol next to the foreign key field?
Options: a. 1 b. ? c. r d. None

Ans:5 – d ,5 – d


When a key is pressed on the keyboard, which standard is used for converting the keystroke into the corresponding bits?
Options:  ANSI B.  ASCII C.  EBCDIC D.  ISO

Ans:– A ,


Slack is the calculated time span within which the event must occur:
Options: true,    false,    cannot be said,    All of the above

Ans:A ,A


Which of the following is not a device used in data communication?
Options: modem,    multiplexer,    statistical multiplexer,    front-end processor

Ans:E ,E


Establishing a virtual connection is functionally equivalent to
Options: Connecting as virtual memory,    Physically connecting a DTE and DCE,    Placing a telephone call prior to a conversation,    Placing a modem prior to a conversation

Ans:C ,C


Data integrity control
Options: is used to set upper and lower limits on numeric data,    requires the use of passwords to prohibit unauthorized access to the file,    has the data dictionary keep the date and time of last access last back-up, and most recent modification for all files,    All of the above

Ans:C ,C


Which of the following is not a level of data abstraction?
Options: Physical Level B. Critical Level       C. Logical Level D. View Level

Ans:– B ,


. In MS-Word, for what does ruler help?
Options: a. to set tabs b. to set indents c. to change page margins d. All of the above

Ans: –  D , –  D


A device that converts thermal energy to electrical energy is called a:
Options: thermocouple,    solar cell,    chemical cell,    piezoelectric devices

Ans:A ,A


To connect a computer with a device in the same room, you might be likely to use
Options: a coaxial cable,    a dedicated line,    a ground station,    All of the above

Ans:A ,A


The average time necessary for the correct sector of a disk to arrive at the read write head is _____
Options: Down time,    Seek time,    Rotational delay,    Access time

Ans:C ,C

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