Which of the following is correct in VLSM?


Options: Can have subnets of different sizes B. Subnets must be in same size             C. No required of subnet D. All of above

Ans:– A ,






More Computer Networks Related questions:


What are the decimal and hexadecimal equivalents for the binary number 10110111?
Options: 69/0x2102,    183/B7,    173/A6,    83/0xC5

Ans:B ,B


A data item which is not broken down into smaller units is _____
Options: Data element,    Elementary data item,    Data entry,    Database management

Ans:B ,B


What switch would you use to view Smartdrive statistics?
Options: /x,    /e:,    /s,    /o:n

Ans:C ,C


81. Which of the following option is not available in Insert >> Picture ?
Options: a. Chart b. Word Art c. Clip Art d. Graph

Ans:– D ,– D


What will be the output of the program? #include<stdio.h> int main() { char huge *near *ptr1; char huge *far *ptr2; char huge *huge *ptr3; printf("%d, %d, %d\n", sizeof(ptr1), sizeof(ptr2), sizeof(ptr3)); return 0; }
Options: 4, 4, 8,    2, 4, 4,    4, 4, 2,    2, 4, 8

Ans:B ,B


Which access method is used for obtaining a record from a cassette tape
Options: direct,    sequential,    random,    All of the above

Ans:B ,B


You wished to justify text over the height of paper, which option will you choose
Options:  A) Page Setup from File menu, B) Paragraph from Format menu, C) From formatting toolbar, D) Font from Format menu, 

Ans:-A,-A


What was the computer invented by Attanasoff and Clifford?
Options: A) Mark I B) ABC C) Z3 D) None of above

Ans:-B,-B


Acceptance testing is
Options: running the system with line data by the actual user,    making sure that the new programs do in fact process certain transactions according to Specifications,    is checking the logic of one or more programs in the candidate systems,    testing changes made in an existing or a new program

Ans:A ,A


. 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


. 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


The operating system of a computer serves as a software interface between the user and
Options: hardware,    peripheral,    memory,    screen

Ans:A ,A


What command do you use to delete a file?
Options: rename,    delete,    rm,    cp

Ans:C ,C


The time taken for the read/write head to move to the correct track on the magnetic disk is called
Options: epoch delay,    latency delay,    seek time,    approach time

Ans:C,C


CUsually, in MSDOS, the primary hard disk drives has the drive letter ____
Options: Options:A B. B C. C D. D

Ans:,C:/


. Which of the following professions has not been affected by personal computers?
Options: A) Medical B) Clerical and law C) Accounting D) None of the above

Ans:D,D


. What is an index?
Options: a. A wizard that creates a functional database structure based on the user’s selections b. A widely recognized naming convention for database objects c. A sort order for records, which is identified in the table design d. A set of relationship rules that enforce defined database relationships

Ans:4 – c ,4 – c


When measuring AC (Alternating Current) with a multimeter, it is important to maintain the proper polarity.
Options: true,    false,    true,    false

Ans:B ,B


9. What is the name of the batch file that is automatically run when MSDOS is booted?
Options: a. Run.bat b. Config.sys c. Config.bat d. Autoexec.bat

Ans:Correct Answer: d ,Correct Answer: d


Assume integer is 2 bytes wide. What will be the output of the following code? #include<stdio.h> #include<stdlib.h> #define MAXROW 3 #define MAXCOL 4 int main() { int (*p)[MAXCOL]; p = (int (*) [MAXCOL])malloc(MAXROW *sizeof(*p)); printf("%d, %d\n", sizeof(p), sizeof(*p)); return 0; }
Options: 2, 8,    4, 16,    8, 24,    16, 32

Ans:A ,A


. Bit map terminal
Options: A) support display containing multiple window B) require considerable amount of video RAM C) requires tremendous amount of copying and hence low performance D) all of above

Ans:D,D


Adding a new account to the chart of accounts at the beginning of an accounting period is a
Options: simple revision,    moderately complex revision,    complex revision,    All of the above

Ans:B ,B


What is the power dissipation of a resistance that has 24 V dropped across it and 0.25 A flowing through it?
Options: 3 W,    6 W,    64 W,    122 W

Ans:B ,B


. How many symbols exist in Baudot code?
Options: A) 32 B) 116 C) 58 D) 76

Ans:0-A,0-A


. What is the difference between ‘open’ and ‘open exclusively’
Options: a. Open statement opens access database files and open exclusively opens database files of other program like oracle b. Open exclusive locks whole database so that no one can access it whereas open locks only the record that is being accessed c. Both open and open exclusively are same d. Open exclusive command does not exist in MS Access

Ans:6 – b ,6 – b


The executive vice-president usually has responsibility for the
Options: physical system of the firm,    conceptual information system of the firm,    vice-president of finance,    All of the above

Ans:A ,A


. Which of the following function will return a value of 8?
Options: a. ROUNDUP(8.4999, 0) b. ROUNDDOWN(8.4999, 0) c. ROUND(8.4999, 0) d. Only B and C

Ans:– d,– d


Any piece of equipment forming an interface to a data communication system is
Options: DTE,    DTA,    CSA,    DCA

Ans:B ,B


0. Which of the following options is appropriate to show the numbers 9779851089510 in a cell?
Options: Enclose the number is brackets B. Place the character T before the number C. Place the character TX before the number D. Apply the Text format in the cell and type the numbers

Ans: – D ,


.    Which command displays all the files having the same name but different extensions?
Options: a.    Dir filename.* b.    Dir filename.ext c.    Dir *.sys d.    Dir *.ext

Ans:.b,Correct Answer: a. Dir filename.*


To scan a and b given below, which of the following scanf() statement will you use? #include<stdio.h> float a; double b;
Options: scanf("%f %f", &a, &b);,    scanf("%Lf %Lf", &a, &b);,    scanf("%f %Lf", &a, &b);,    scanf("%f %lf", &a, &b);

Ans:D ,D


What is the size of a sector?
Options: 512 bytes,    256 bytes,    512 Kb,    1024 bytes

Ans:A ,A


An EOQ formula is an example of a(n)
Options: optimizing model,    static model,    deterministic model,    All of the above

Ans:D ,D


. You can tell when an object is active because
Options: a. The object is highlighted b. Eight small sizing handles appear surrounding the text c. A box frame appears surrounding the text d. b and c

Ans:8 – A ,8 – A


What is the name of the software package that allows people to send electronic mail along a network of computers and workstations?
Options: Memory resident package,    Project management package,    Data communication package,    Electronic mail package

Ans:C ,C


The process of converting analog signals into digital signals so they can be processed by a receiving computer is referred to as:
Options: modulation,    demodulation,    synchronizing,    synchronizing

Ans:B ,B


What shell's wild-card is used to match a single character?
Options: [!ijk],    [ijk],    ?,    *

Ans:C ,C


_____ are knowledge based system to which present rules are applied to solve a particular problem.
Options: ES,    AI,    KBS,    Base rule 0

Ans:A ,A


. Which of the following printers are you sure will not to use if your objective is to print on multi carbon forms?
Options: A) Daisy wheel B) Dot matrix C) Laser D) Thimble

Ans:C,C


. What is the name of the computer terminal which gives paper printout?
Options: A) Display screen B) Soft copy terminal C) Hard copy terminal D) Plotter

Ans:C,C


The complete picture of data stored in database is known as
Options: Record,    Schema,    System flowchart,    DBMS

Ans:B,(Banswer


The two kinds of main Memory are:
Options: Primary and secondary,    Random and sequential,    ROM and RAM,    All of the above

Ans:C,C


How can you rebuild the RPM file to include the new patches?
Options: - - recompile,    - - rebuild,    - - generate,    - - execute

Ans:A ,A


Operating system
Options: links a program with the subroutines it references,    provides a layered, user-friendly interface,    enables the programmer to draw a flowchart,    all of the above

Ans:B ,B


. The key F12 opens a
Options: a. Save As dialog box b. Open dialog box c. Save dialog box d. Close dialog box

Ans:– A,– A


Point out the error in the program? #include<stdio.h> int main() { union a { int i; char ch[2]; }; union a z1 = {512}; union a z2 = {0, 2}; return 0; }
Options: Error: invalid union declaration,    Error: in Initializing z2,    No error,    None of above

Ans:B ,B


What are inserted as cross-reference in Word?
Options: A. Placeholders B. Bookmarks C. Objects D. Word fields

Ans:D ,Word fields


Programming languages currently available for robots:
Options: may be point-to-point languages,    require training,    may allow primitive motion,    All of the above

Ans:D ,D


. When you link data maintained in Excel workbook to a Word document
Options: a. The Word document cannot be edited b. The Word document contains a reference to the original source application c. The word document must contain a hyperlink d. The word document contains a copy of the actual data

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

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