Layer-2 Switch is also called

Options: Multiport Hub B. Multiport Switch C. Multiport Bridge D. Multiport NIC

Ans:– C ,

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What will be the output of the program? #include<stdio.h> int fun(int **ptr); int main() { int i=10; const int *ptr = &i; fun(&ptr); return 0; } int fun(int **ptr) { int j = 223; int *temp = &j; printf("Before changing ptr = %5x\n", *ptr); const *ptr = temp; printf("After changing ptr = %5x\n", *ptr); return 0; }
Options: Address of i Address of j,    10 223,    Error: cannot convert parameter 1 from 'const int **' to 'int **',    Garbage value

Ans:C ,C

The size or magnitude of a voltage or current waveform is
Options: Amplitude,    Aloha,    Angle Modulation,    Attenuation

Ans:A ,A

Which one of the following equations most directly determines the power dissipation of a resistance when you know the power dissipation of a resistance when you know the voltage drop and current?
Options: P = IE,    P = E2/R,    P = I2R,    I = P/E

Ans:A ,A

. What is the shortcut key to start presentation from current slide?
Options: a. F5 b. Alt + F5 c. Ctrl + F5 d. Shift + F5

Ans:0 – D ,0 – D

Which of the following is true concerning a global transaction?
Options: The required data are at one local site and the distributed DBMS routes requests as necessary.,    The required data are located in at least one nonlocal site and the distributed DBMS routes requests as necessary.,    The required data are at one local site and the distributed DBMS passes the request to only the local DBMS.,    The required data are located in at least one nonlocal site and the distributed DBMS passes the request to only the local DBMS.

Ans:B ,B

A set of well-defined procedures based on mathematical and geometric formulas for solving a problem in a finite number of steps is called:
Options: a permutation,    an algorithm,    arithmetic logic,    a geometric model

Ans:B ,B

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

Ans:9 – B ,9 – B

. Windows can run
Options: a. One application only b. Two applications only c. Four applications only d. All of above

Ans:7 – d ,7 – d

If delays are recorded as 10 bit numbers in a 50 router network, and delay vectors are exchanged twice a second, how much bandwidth per fill duplex line is occupied by the distributed routing algorithm?
Options: 500 bps,    1500 bps,    5 bps,    1000 bps

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

. Which of the following is extension of notepad?
Options: a. .txt b. .bmp c. .ppt d. .xls

Ans:9 – a ,9 – a

. The term GIGO is related to which characteristics of computers?
Options: A) Speed B) Automatic C) Accuracy D) Reliability


What command is used with vi editor to save file and remain in the editing mode?
Options: x,    q!,    :w,    :q

Ans:C ,C

You can enter which types of data into worksheet cells?
Options: a. Labels, values, and formulas b. Labe3ls and values but not formulas c. Values and formulas but not labels d. Formulas only

Ans:#8211; a,#8211; a

What do you mean by broadcasting in Networking?
Options: It means addressing a packet to all machine B. It means addressing a packet to some machine C. It means addressing a packet to a particular machine D. It means addressing a packet to except a particular machine

Ans:– A ,

Which command is used to display the top of the file?
Options: cat,    head,    more,    grep

Ans:B ,B

. 1 nibble equals to
Options: A) 1 bits B) 2 bits C) 4 bits D) 8 bits


What servlet processor was developed by Apache Foundation and Sun?
Options: Apache Tomcat,    Apache Web server,    Sun servlet processor,    None of the above is correct.

Ans:A ,A

. A(n) _______________ query makes changes to or moves records in a dynaset, in a single operation.
Options: a. select b. summary c. parameter d. action

Ans:3 – d ,3 – d

Most networks are connected to other local area or wide area networks. Select the best fit for answer:
Options: Internet works,    The Internet,    Internet revolution,    Internet technologies

Ans:A ,A

A robot's "arm" is also known as its:
Options: end effector,    actuator,    manipulator,    servomechanism

Ans:C ,C

Data mining applications are used accomplish which of the following tasks?
Options: Process transactions only,    Do RFM analysis only,    Do what-if analysis only,    Do both RFM and what-if analysis

Ans:C ,C

A statement - by - statement description of a procedure is detailed in a;
Options: written narrative,    procedure's log,    systems flowchart,    record layout

Ans:A ,A

There are historical evidences to prove that abacus was first used in
Options: India,    Japan,    China,    Indonesia

Ans:C ,C

Fixed asset file management procedures are not required for
Options: carrying out fixed asset physical inventory taking,    processing fixed asset purchase,    estimating fire insurance requirements,    All of the above

Ans:E ,E

Which of the following is a function of the process step of data processing?
Options: protect,    index,    retrieval,    update

Ans:C ,C

. Which of the following memory medium is not used as main memory system?
Options: A) Magnetic core B) Semiconductor C) Magnetic tape D) Both semiconductor and magnetic tape


. Ctrl + U
Options: Undelete the previously deleted text B. Undo the last changes C. Underline the document name D. Underline the selected text

Ans:– D ,

An _____ system has a stored knowledge base and an inference engine.
Options: expert,    centers,    control,    MIS

Ans:A ,A

Which of the following commands is used to identify the type of file by context?
Options: ls,    cat,    file,    more

Ans:C ,C

. When you start up the computer the boot up storage at which the BIOS versions manufacturer and data are displayed on the monitor is called
Options: a. Bootstrap b. Power on self test (POST) c. System configuration d. Kernel loading

Ans: b, b

Data encryption
Options: is mostly used by public networks,    is mostly used by financial networks,    cannot be used by private installations,    is not necessary, since data cannot be intercepted

Ans:B ,B

The term 'polling' in a computer means a process by which a computer system
Options: detects/corrects errors,    multiplexes the inputs and updates the memory accordingly,    decides correct alternative by analysing several ones,    inquires to see if a terminal has any transaction to send

Ans:D ,D

. If you select Insert >> Picture >> From File
Options: a.  You can insert pictures and clipArts b.  You can insert clipArts only c.  You can insert pictures only d.  None of above

Ans:6 – C ,6 – C

The electronic component that has been the key to recent developments in automation is the:
Options: improved vacuum tube,    integrated circuit,    diode,    transistor

Ans:B ,B

. Objects on the slide that hold text are called
Options: a. Placeholders b. Object holders c. Auto layout d. Text holders

Ans:1 – A ,1 – A

Holes act like:
Options: Atoms,    Crystals,    Negative charges,    Positive charges

Ans:D ,D

. In the Field List of a table, the primary key appears _______________.
Options: a. bold b. italicized c. underlined d. with key icon

Ans:6 – d ,6 – d

Can you combine the following two statements into one? char *p; p = (char*) malloc(100);
Options: char p = *malloc(100);,    char *p = (char) malloc(100);,    char *p = (char*)malloc(100);,    char *p = (char *)(malloc*)(100);

Ans:C ,C

Which of the following is an integrated collection of data with minimum redundancy, so that different applications can use the required data.
Options: records,    file,    DBMS,    schema

Ans:C ,C

. To insert slide numbers
Options: a.  Insert a text box and select Insert >> Page Number b.  Insert a textbox and select Insert >> Number >> PageNumber c.  Choose Insert >> Slide Number d.  Insert a new text box and select Insert >> slide Number

Ans:8 – D ,8 – D

On a class C network with a subnet mask of 192, how many subnets are available?
Options: 254,    62,    30,    2


Suppose the voltage from a power outlet is 120 Vrms. What is the peak voltage?
Options: 100 V,    120 V,    170 V,    180 V

Ans:C ,C

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

Ans:– D ,

On the PC side, the printer port is a:
Options: 25 pin female parallel connector,    15 pin female parallel connector,    25 pin male serial connector,    15 pin female serial connector

Ans:A,25 pin female parallel connector

. Hyperlinks cannot be
Options: a. Special shapes like stars and banners b. Drawing objects like rectangles ovals c. Pictures d. All can be hyperlinks

Ans:– d,– d

Which term is not used to describe the memory component of a computer?
Options: ROM,    PROM,    RAM,    SAM


The process of writing computer instructions in a programming language is known as
Options: Coding,    Processing,    Programming,    File

Ans:A ,A

. The operating feature that integrates the file created in different application into WebPages
Options: a. Web integration b. Internet integration c. Intranet integration d. Hypertext integration

Ans:7 – a ,7 – a

. Which of the following database objects can have more than one Group Header/Footer section?
Options: a. Forms b. Queries c. Reports d. Tables

Ans:7 – c ,7 – c