Which of the following is correct in CIDR?


Options: Class A includes Class B network B. There are only two networks C. There are high & low class network D. There is no concept of class A, B, C networks

Ans:– D ,


Description: mcqquestions






More Computer Networks Related questions:


Union officials receive the same type of education as
Options: top level managers,    the rank and file employees,    low level managers,    All of the above

Ans:C ,C


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


What specification covers PC hard cards?
Options: SCSI,    ISA,    PCMCIA,    MFM

Ans:C ,C


The marketing mix does not include
Options: place,    product,    persuasion,    promotion

Ans:C ,C


. Which of the following is internal memory?
Options: A) Disks B) Pen Drives C) RAM D) CDs

Ans:C,C


Embedded pointer provide
Options: a secondary access path,    a physical record key,    an inverted index,    All of the above

Ans:A ,A


You can use the formula palette to
Options: a. Format cells containing numbers b. Create and edit formulas containing functions c. Enter assumptions data d. Copy a range of cells

Ans:#8211; b,#8211; b


Research scientists all over the world are taking steps towards building computers with circuits patterned after the complex inter connections existing among the human brain's nerve cells. What name is given to such type of computers?
Options: Intelligent computers,    Supercomputers,    Neural network computers,    Smart computers

Ans:C ,C


. The effect applied to display when slides changes in slide show view is
Options: a.  Slide Animation b.  Custom Animation c.  Custom Transition d.  Slide Transition

Ans:7 – D ,7 – D


Which of the following are measures of quality:
Options: validity,    accuracy,    precision,    All of the above

Ans:D ,D


A composite key is
Options: a. Required when a table does not have any unique fields in it b. The primary key with AutoNumber as the field type c. Made up of two or more fields to uniquely identify records d. Is a foreign key that uniquely identifies records

Ans:ndash; c,ndash; c


Which of the following are unary operators in C? 1. ! 2. sizeof 3. ~ 4. &&
Options: 1, 2,    1, 3,    2, 4,    1, 2, 3

Ans:D ,D


Can you use the fprintf() to display the output on the screen?
Options: Yes,    No,    ,    

Ans:A ,A


An astable multivibrator is a circuit that:
Options: has two stable states,    is free-running,    produces a continuous output signal,    is free-running and produces a continuous output signal

Ans:C ,C


The transport layer protocol is connectionless.
Options: NVT,    FTP,    TCP,    UDP

Ans:D ,D


Ideally, the chairman of the MIS committee should be the
Options: vice-president of manufacturing,    vice-president of marketing,    vice-president of finance,    All of the above

Ans:E ,E


_____ is the term used to refer to the process of two modems establishing communications with each other.
Options: interacting,    handshaking,    connecting,    linking

Ans:B ,B


. FORTRAN is
Options: A) File Translation B) Format Translation C) Formula Translation D) Floppy Translation

Ans:8-C,8-C


Thrashing
Options: is a natural consequence of virtual memory systems,    can always be avoided by swapping,    always occurs on large computers,    can be caused by poor paging algorithms

Ans:D ,D


The bubbles in a bubble memory pack are created with the help of?
Options: Laser beam,    Magnetic field,    Electric field,    X-ray

Ans:B ,B


If the processor of a computer does not have a direct and unassisted access to data items, these items are said to be
Options: offline,    remote,    disconnected,    detached

Ans:A ,A


16. 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


You can use the horizontal and vertical scroll bars to
Options: a. Split a worksheet into two panes b. View different rows and columns edit the contents of a cell c. Edit the contents of a cell d. view different worksheets

Ans:#8211; b,#8211; b


What will be the output of the program (myprog.c) given below if it is executed from the command line? cmd> myprog 1 2 3 /* myprog.c */ #include<stdio.h> #include<stdlib.h> int main(int argc, char **argv) { int i, j=0; for(i=0; i<argc; i++) j = j+atoi(argv[i]); printf("%d\n", j); return 0; }
Options: 123,    6,    Error,    "123"

Ans:B ,B


What is the standard protocol for network management features?
Options: SNA,    FTP,    SNMP,    SMS

Ans:C ,C


. The MS DOS operating system is a
Options: a. Graphical user interface, single tasking operating system b. Graphical user interface, multitasking operating system c. Command driven interface, single tasking operating system d. Command driven interface, multitasking operating system

Ans:9 – c ,9 – c


The _____ is a business-oriented data-processing association which publishes a monthly journal, Data Management.
Options: DPMA,    CDP,    CISA,    ACM

Ans:A ,A


.Which of the following data structure is not linear data structure?
Options: A)Arrays b.Linked lists c.Both of above d.None of above

Ans:D,D


Which system was developed by Rank-Xeron for use with office computers and other equipment.
Options: UNIX,    ETHERNET,    PC-DOS,    MS-DOS

Ans:B ,B


From which generation operating systems were developed?
Options: A) First B) Second C) Third D) Fourth

Ans:-C,-C


. An embedded object might appear in a document as
Options: a. Embedding b. Linking c. Both d. None of above

Ans:4 – a ,4 – a


. Which is not an option for customizing a datasheet window?
Options: a. change one row’s height b. hide one column c. change one column’s width d. freeze one column

Ans:– a,– a


Point out the error in the following program. #include<stdio.h> int main() { int (*p)() = fun; (*p)(); return 0; } int fun() { printf("IndiaBix.com\n"); return 0; }
Options: Error: in int(*p)() = fun;,    Error: fun() prototype not defined,    No error,    None of these

Ans:B ,B


Which is a device that changes information into digital form?
Options: Modem,    Digitizer,    Mouse,    Light pen

Ans:B ,B


Which of the following is the address of the router?
Options: The IP address,    The TCP address,    The subnet mask,    The default gateway

Ans:D ,D


The integrated circuit:
Options: often is called a "chip",    led to the development of the transistor,    has revolutionized electronics,    (b) and (c)

Ans:D ,D


Which one of the following is a direct statement of Ohm's law?
Options: The voltage drop across a resistance is proportional to the value of resistance and the amount of current flowing through it,    The total resistance of a parallel circuit is less than the value of the smallest resistance,    The algebraic sum of voltages in a loop is equal to zero,    The algebraic sum of currents entering and leaving a point is equal to zero

Ans:A ,A


If you configure the TCP/IP address and other TCP/IP parameters manually, you can always verify the configuration through which of the following? Select the best answer.
Options: Network Properties dialog box,    Server Services dialog box,    DHCPINFO command-line utility,    Advanced Properties tab of TCP/ IP Info.

Ans:A ,A


When the RET instruction at the end of subroutine is executed,
Options: a . the information where the stack is iniatialized is transferred to the stack pointer b . the memory address of the RET instruction is transferred to the program counter c. two data bytes stored in the top two locations of the stack are transferred to the program counter d. two data bytes stored in the top two locations of the stack are transferred to the stack pointer

Ans:8.c,8.c


A form can be used to
Options: modify records,    delete records,    format printed output,    All of the above

Ans:D ,D


What is the maximum header size of an IP packet?
Options: 32 bytes B. 64 bytes C. 30 bytes D. 60 bytes

Ans:– D ,


. Which of the following have the fastest access time?
Options: Semiconductor Memories B. Magnetic Disks C. Magnetic Tapes D. Compact Disks

Ans: – A ,


Which of the following commands is used to display the directory attributes rather than its contents?
Options: ls -l -d,    ls -l,    ls -x,    ls -F

Ans:A ,A


. A system is
Options: A) an integration of different units so as to achieve an objective B) input unit C) input and output unit D) input, output and storage units

Ans:A,A


What resistance in ohms should be displayed when testing a speaker in a computer?
Options: Q Ohms,    16 Ohms,    -200 Ohms,    Unlimited Ohms

Ans:B ,B


. Which of the following are the best units of data on an external storage device?
Options: A) Bits B) Bytes C) Hertz D) Clock cycles

Ans:B,B


. Which command is used to see the version of operating system?
Options: a. Vol b. Version c. Ver d. None of the above

Ans: c, c


. Rounding errors can occur
Options: a. When you use multiplication, division or exponentiation in a formula b. When you use addition and subtraction in a formula c. Because Excel uses hidden decimal places in computation d. When you show the results of formulas with different decimal places than the calculated results

Ans:– a,– a


Pictographs, called _____ help systems to be more user friendly.
Options: people,    icons,    information system,    on-line

Ans:B ,B


What is the most likely cause of an "FDD controller Failure" error message?
Options: you did not set the jumper on the floppy drive to drive A,    you forgot to flash CMOS,    you installed the floppy disk drive cable backward,    your computer's floppy drive is defective

Ans:C ,C

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