What is the size of Source and Destination IP address in IP header?


Options: 4 bits B. 8 bits C. 16 bits D. 32 bits

Ans:– D ,


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More Computer Networks Related questions:


The Primary job of the operating system is A)  Manage Commands B)  Manage Users         C)  Manage Programs D)  Manage Resources
Options:

Ans:– D ,


Which of the following statement is correct?
Options: Buffering is the process of temporarily storing the data to allow for small variation in device speeds,    Buffering is a method to reduce cross-talks,    Buffering is a method to reduce the routing overhead,    Buffering is storage of data within the transmitting medium until the receiver is ready to receive

Ans:A ,A


At room temperature an intrinsic silicon crystal acts approximately like
Options: a battery,    a conductor,    an insulator,    a piece of copper wire

Ans:C ,C


Which file is used to configure which filesystems are mounted?
Options: /etc/mount.sys,    /etc/filesys,    /etc/sysconfig,    /etc/fstab

Ans:D ,D


The cat command is used to
Options: capture a file,    display a file,    print a file,    copy a file

Ans:B ,B


An input device that converts data punched into paper lape into a binary format is
Options: Page reader,    Paper tape punch,    Paper tape reader,    Card punch

Ans:C ,C


. Booting means
Options: a. Restarting computer b. Installing program c. Removing errors d. Switch off

Ans:7 – a ,7 – a


Semiconductor devices:
Options: are less reliable than electro¬mechanical components,    usually have a very short MTBF (mean time between failure),    have a very short infant mortality period,    All of the above

Ans:C ,C


Which language was devised by Dr. Seymour Aubrey Papert?
Options: APL,    COBOL,    LOGO,    FORTRAN

Ans:C ,C


1. ………. runs on computer hardware and serve as platform for other software to run on
Options: a. Operating system b. Application software c. System software d. All

Ans:Correct Answer: a,Correct Answer: 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


An aneroid barometer
Options: is very unreliable,    can measure only atmospheric pressure,    measures pressure by sensing deflection of an evacuated chambers.,    can be used to measure gas or liquid flow rates

Ans:C ,C


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

Ans:A ,A


Corporate modeling software can be used for
Options: cash planning,    operational budgeting,    capital budgeting,    All of the above

Ans:D ,D


Which of the following NIS clients returns the name of the NIS server used by the NIS client?
Options: ypwhich,    ypbind,    ypcat,    yppoll

Ans:A ,A


When the Language bar is _____, it means that you do not see it on the screen but it will be displayed the next time you start your computer.
Options: a. restored b. hidden c. minimized d. closed

Ans:– B,– B


You are working with a network that has the network ID 10.9.0.0 and contains 73 networks. In the next year, you will be adding an additional 27 branch offices to your company. For simplified management, you want to keep the most possible hosts per subnet. Which subnet mask should you management, you want to keep the most possible hosts per subnet. Which subnet mask should you use?
Options: 255.224.0.0,    255.240.0.0,    255.248.0.0,    255.252.0.0

Ans:E ,E


. Which of the following command is used to move the pointer from one pane to next pane?
Options: a. F3 b. F4 c. F5 d. F6

Ans:9 – d ,9 – d


In LISP, the function returns the first element of a list Is
Options: set,    car,    first,    second

Ans:B ,B


If the transient response is under damped:
Options: steady-state will be reached faster than if the system is overdamped,    the value of the output will exceed the value of the input at times during the transient period,    the present overshoot is zero,    both a and b

Ans:D ,D


The relational model consists of:
Options: data in the form of tables.,    data redundancy.,    operations using non-SQL languages.,    unorganized data.

Ans:A ,A


. Which of the following is/are external commands?
Options: a. Edit b. Label c. Sys d. All of above

Ans: d, d


Which command will show you all the translations active on your router?
Options: show ip nat translations,    show ip nat statistics,    debug ip nat,    clear ip nat translations *

Ans:A ,A


A diode is in series with 220W. If the voltage across the resister is 4V, what is the current through the diode?
Options: 55 A,    55.86 A,    18.2 mA,    16.3 mA

Ans:C ,C


_____ formatting is the process of changing the way letters, numbers, punctuation marks, and symbols appear on the screen and in print.
Options: a. Document b. Character c. Paragraph d. Object

Ans:– B,– B


4. Which command is used to provide access to files located in other directories or disks?
Options: a. Tree b. Path c. Dir d. Cd

Ans:Correct Answer: b ,Correct Answer: b


Which of the following statements is true
Options: as parallel run involves two different terminals accessing a common database,    computers are essential for systems Analysis,    Flow of information in an organization is always vertical,    alpha testing is the verification process a system goes through for the first time

Ans:D ,D


SQL data definition commands make up a(n) ________ .
Options: DDL,    DML,    HTML,    XML

Ans:A ,A


Which of the following are valid ways to refer only to host 172.16.30.55 in an IP access list? 172.16.30.55 0.0.0.255 172.16.30.55 0.0.0.0 any 172.16.30.55 host 172.16.30.55 0.0.0.0 172.16.30.55 ip any 172.16.30.55
Options: 1 and 4,    2 and 4,    1, 4 and 6,    3 and 5

Ans:B ,B


. An error in computer data is called
Options: A) Chip B) Bug C) CPU D) Storage device

Ans:6-B,6-B


To produce high quality graphics (hardcopy) in color, you would want to use a/n
Options: A) RGB monitor B) Plotter C) Ink-jet printer D) Laser printer

Ans:-B,-B


What will function gcvt() do?
Options: Convert vector to integer value,    Convert floating-point number to a string,    Convert 2D array in to 1D array.,    Covert multi Dimensional array to 1D array

Ans:B ,B


A computer-controlled device for training exercises that duplicates the work environment is a:
Options: simulator,    duplicator,    trainer,    COM device

Ans:A ,A


. If we use the command prompt $P$L which of the following prompt may be set?
Options: a. C :> b. C: c. C: d. C :<

Ans:1 – d ,1 – d


. You can add an image to a template by clicking the Insert Picture From File button on the …. Toolbar.
Options: a. Standard b. Formatting c. Drawing d. Picture

Ans:– d,– d


. Which of the following is required when more than one person uses a central computer at the same time?

Options: A) Terminal B) Light pen C) Digitizer D) Mouse

Ans:A,A


. A(n) _______________ query locates data from one or more tables.
Options: a. select b. summary c. parameter d. action

Ans:0 – a ,0 – a


. In the relationships window, what does the appearance of symbols, such as 1 and the infinity symbol, at the endpoints of a relationship line mean?
Options: a. Referential integrity is enforced b. Referential integrity isn’t enforced c. An inner join is set d. An outer join is set

Ans:– a,– a


.   What is the term used when you press and hold the left mouse key and move the mouse around the slide?
Options: a. Highlighting b. Dragging c. Selecting d. b and c

Ans:3 – D ,3 – D


Multiprogramming systems:
Options: are easier to develop than single programming system,    execute each job faster,    execute more jobs in the same time period,    are used only on large mainframe computers

Ans:C ,C


The first firm to mass-market a microcomputer as a personal computer was
Options: A) IBM B) Super UNIVAC C) Radio Shaks D) Data General Corporation

Ans:-C,-C


. Daisy wheel printer is a type of

Options: A) Matrix printer B) Impact printer C) Laser printer D) Manual printer

Ans:B,B


Which of the following contains a complete record of all activity that affected the contents of a database during a certain period of time?
Options: report writer,    query language,    data manipulation language,    transaction log

Ans:D ,D


Which command is used to terminate a process?
Options: shutdown,    haltsys,    cancel,    kill

Ans:D ,D


An input device that is able to interpret pencil marks on paper media is known as
Options: Magnetic disk,    Optical Mark Reader,    Card Puncher,    Magnetic tape

Ans:B ,B


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


The prime concern of financial control is
Options: accounting for the liabilities incurred,    meeting payroll commitments,    providing financial status information,    All of the above

Ans:C ,C


27. Pressing F8 key for three times selects
Options: a. a word b. a sentence c. a paragraph d. entire document

Ans:– B ,– B


. Which of the following options in the printer dialog box would you select to print slides 5 and 12 in a presentation?
Options: a. Slides b. Custom shows c. Current slide d. All

Ans:6 – A ,6 – A


 In PowerPoint, when the mouse pointer appears as this it indicates that the Draw Table feature is on
Options:  Solid plus sign B.  Solid arrow C.  I-beam D.  Pencil

Ans:– D ,

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