What is the size of MAC Address?

Options: 16-bits B. 32-bits C. 48-bits D. 64-bits

Ans:– C ,

Description: mcqquestions

Asked in: KCC-2018   |   JOA 556-2018  |  HRTC JTO-2017

Hits Today: 8169 | Level: Moderate


Want to see where do you stand among other aspirants in "Computer" category?

Click Here to take quick 10 mins MCQ test to find out.

Got some suggestion about this question or to make this site better? Please leave your comments below.

More Computer Networks Related questions:

The technique designed to support the effective access of micro-filmed data is:
Options: Microfiche retrieval,    COM,    Micrographics,    All the above

Ans:C ,C

. A Chart can be put as a part of the presentation using
Options: a. Insert -> Pictures –> Chart b. Insert –> Chart c. Edit –> Chart d. View -> Chart

Ans:0 – A ,0 – A

What will be the output of the program? #include<stdio.h> #include<stdarg.h> void dumplist(int, ...); int main() { dumplist(2, 4, 8); dumplist(3, 6, 9, 7); return 0; } void dumplist(int n, ...) { va_list p; int i; va_start(p, n); while(n-->0) { i = va_arg(p, int); printf("%d", i); } va_end(p); printf("\n"); }
Options: 2 4 3 6,    2 4 8 3, 6, 9, 7,    4 8 6 9 7,    1 1 1 1 1 1 1

Ans:C ,C

The first cell in EXCEL worksheet is labeled as
Options: AA B. A1 C. Aa D. A0

Ans:– B ,

Which of the following statements are FALSE about the below code? int main(int ac, char *av[]) { }
Options: ac contains count of arguments supplied at command-line,    av[] contains addresses of arguments supplied at a command line,    In place of ac and av, argc and argv should be used.,    The variables ac and av are always local to main()

Ans:C ,C

The receive equalizer reduces delay distortions using a
Options: tapped delay lines,    gearshift,    descrambler,    difference engine

Ans:A ,A

Which of the following is not a key component of the evaluation process in building a DSS?
Options: criteria for evaluation,    means of measuring system-development time spent on the project,    means of monitoring the progress of the DSS,    formal review process

Ans:B ,B

The main difference between TCP and UDP is
Options: UDP is connection oriented where as TCP is datagram service,    TCP is an Internet protocol where as UDP is an ATM protocol,    UDP is a datagram where as TCP is a connection oriented service,    All of the above

Ans:C ,C

A KES knowledge base contains information in the form of:
Options: associations,    actions,    free text,    schema

Ans:E ,E

. How do you magnify your document?
Options: a. View, Zoom b. Format, Font c. Tools, Options d. Tools, Customize

Ans: –  A , –  A

. The most open source DBMS.
Options: a. Microsoft SQL Server b. Microsoft Access c. MySQL d. Oracle

Ans:9 – c ,9 – c

. In a datasheet, what does each row represent?
Options: a. Record b. Field c. Database d. Table

Ans:– a,– a

A typical modern computer uses
Options: LSI chips,    Vacuum tubes,    Valves,    All the above

Ans:A ,A

. To insert a drop cap in one of the paragraph you should access
Options: a. Insert Menu b. Format c. Tools d. None of above

Ans: – B , – B

How many truth table entries are necessary for a four-input circuit?
Options: 4,    8,    12,    16

Ans:D ,D

How many worksheets can a workbook have?
Options: 3 B. 8 C. 255 D. none of above

Ans:– D ,

The basic unit within a computer store capable of holding a single unit of data is
Options: Register,    ALU,    Control unit,    Store location

Ans:D ,D

The function(s) performed by the paging software is (are)
Options: Implementation of the access environment for all programs in the system,    Management of the physical address space,    Sharing and protection,    All of the above

Ans:D ,D

What will be the output of the program? #include<stdio.h> #define str(x) #x #define Xstr(x) str(x) #define oper multiply int main() { char *opername = Xstr(oper); printf("%s\n", opername); return 0; }
Options: Error: in macro substitution,    Error: invalid reference 'x' in macro,    print 'multiply',    No output

Ans:C ,C

The main function(s) of computer in CAD is/are
Options: To serve as an extension to the memory of the designer,    To enhance the analytical and logical power of the designer,    To relieve the designer from routine repetitious tasks.,    All of the above

Ans:D ,D

. A __________ enables you to view data from a table based on a specific criterion
Options: a. Form b. Query c. Macro d. Report

Ans:0 – b ,0 – b

Computers with 80286 microprocessor is
Options: A) XT computer B) AT comptuers C) PS/2 computer D) None of above


. The file system “NTFS” stands for
Options: a. New Type File System b. Never Terminated File System c. New Technology File System d. Non Terminated File System

Ans:0 – c ,0 – c

The common practice is to maintain
Options: one generation of data files,    two generations of data files,    three generations of data files,    batch processing

Ans:B ,B

IDE cables have how many pins?
Options: 25,    50,    100,    40

Ans:D ,D

Which of the following is used to check for errors in RAM chips?
Options: ROM chip,    Microprocessor chip,    Parity chip,    EPROM chip

Ans:C ,C

. in MS Access, AutoNumber Data Type
Options: a. Can be Sequential b. Can be Random c. Can be Edited d. Only A & B

Ans:– d,– d

A regular TV set can be hooked up to a computer so as to received computer signal instead of a television program. This hooking up is achieved with the help of a
Options: modem,    adapter,    cable,    aerial

Ans:B ,B

The box on the chart that contains the name of each individual record is called the ________.
Options: cell B. title C. axis D. legend

Ans:– D ,

Which access method is used for obtaining a record from a cassette tape?
Options: Direct,    Sequential,    Random,    All of the above


In SQL, which command is used to create a database user?
Options: ADD USER TO DATABASE,    MK USER,    CREATE USER,    All of the above

Ans:C ,C

What is the function of an operating system?
Options: Manages computer’s resources very efficiently B. Takes care of scheduling jobs for execution C. Manages the flow of data and instructions D. All of the above

Ans:– D ,

Which of the following would be good reasons to run NAT? You need to connect to the Internet and your hosts don't have globally unique IP addresses. You change to a new ISP that requires you to renumber your network. You don't want any hosts connecting to the Internet. You require two intranets with duplicate addresses to merge.
Options: 1, 2 and 4,    2 and 4,    3 only,    All of the above

Ans:A ,A

You are testing the resistance in Ohms of a fuse on a 15K amp system. If the fuse is good, the meter should read?
Options: 0.0,    0.2,    5.0,    2.0

Ans:A ,A

. Which key should be pressed to start a new paragraph in MS-Word?
Options: a. Down Cursor Key b. Enter Key c. Shift + Enter d. Ctrl + Enter

Ans:–  B,–  B

. What term refers to a specific set of values saved with the workbook?
Options: a. Range b. Scenario c. Trend line d. What-if analysis

Ans:– b,– b

How can you break the current column and start a new column immediately?
Options:  A) Press Ctrl + Shift + Enter, B) Press Alt + Enter, C) Press Ctrl + Enter, D) Press Alt + Shift + Enter, 


. Which one of the following is not a layer of operating system?
Options: a. Kernel b. Shell c. Application program d. Critical selection

Ans:2 – d ,2 – d

An abstract class is which of the following?
Options: A class that has direct instances, but whose descendants may have direct instances.,    A class that has no direct instances, but whose descendants may have direct instances.,    A class that has direct instances, but whose descendants may not have direct instances.,    A class that has no direct instances, but whose descendants may not have direct instances

Ans:B ,B

Which of the following is a read only memory storage device?
Options:  Floppy Disk B.  CD-ROM      C.  Hard Disk D.  None of these

Ans:– B ,

Which of the following database activities require a specific knowledge of a DBMS?
Options: Enterprise modeling,    Conceptual data modeling,    Logical database design,    Physical database design and definition

Ans:D ,D

. Which of the following views is used to graphically summarize and analyze data in a recordset?
Options: a. Datasheet b. Form c. PivotChart d. PivotTable

Ans:9 – c ,9 – c

The computer can potentially be used to monitor most of our actions, thus robbing us of _____
Options: tapping,    privacy,    back log,    security

Ans:B ,B

. To set an exception to an AutoCorrect rule, click _____ on the menu bar and then click AutoCorrect Options to display the AutoCorrect dialog box.
Options: a. Format b. Edit c. Tools d. View

Ans: – C , – C

The autoexec.bat configuration file
Options: Is run after config.sys on system boot-up,    Contains all windows configuration files,    Is also known as config.sys,    Checks for system polarity

Ans:A ,A

To enable EIGRP, which of the following would you use? Router1(config-if)# ipv6 ospf 10 area Router1(config-if)# ipv6 router rip 1 Router1(config)# ipv6 router eigrp 10 Router1(config-rtr)# no shutdown Router1(config-if)# ipv6 eigrp 10
Options: 1, 3 and 5,    3, 4 and 5,    1 and 3,    5 only

Ans:B ,B

What is the purpose of fflush() function.
Options: flushes all streams and specified streams.,    flushes only specified stream.,    flushes input/output buffer.,    flushes file buffer.

Ans:A ,A

. ______ shares characteristics with both hardware and software
Options: a. Operating system b. Software c. Data d. None

Ans:4 – a ,4 – a

. A computer can solve more than one kind of problem. This is related to which of the following characteristics?
Options: A) Accuracy B) Reliability C) Versatility D) Automatic


The size of a field with Number data type can not be
Options: a. 2 b. 4 c. 8 d. 16

Ans:ndash; d,ndash; d