What is the use of Bridge in Network?


Options:  to connect LANs B.  to separate LANs C.  to control Network Speed D.  All of the above

Ans:– A ,






More Computer Networks Related questions:


How to change the order of Slides in Presentation?
Options: On Slide Sorter View, click on the Soft Slides B. On Slide Sorter View, click on the slide and drag to required position C. On Slide Thumbnail view, click on the slide and drag to required position D. Slides order cannot be changed once it created

Ans:– B ,


Two computers that communicate with each other use a simple parity check to detect errors for ASCII transmissions. Which of the following events will always lead to an undeleted error?
Options: one bit or any odd number of bits inverted in a block of data during transmission,    two bits or any even number of bits inverted in a block during transmission,    one bit or any odd number of bits inverted in a byte during transmission,    two bits or any even number of bits inverted in a byte during transmission

Ans:D ,D


The process of communicating with a file from a terminal is
Options: Interactive,    Interrogation,    Heuristic,    All of the above

Ans:B,(Banswer


The autofill feature
Options: a. extends a sequential series of data b. automatically adds range of cell values c. applies a boarder around the selected cells d. none of the above

Ans:#8211; d,#8211; d


The 0 and 1 in the binary numbering system are called binary digits or _____
Options: bytes,    kilobytes,    decimal bytes,    bits

Ans:D ,D


ASCII stands for
Options: American standard code for information interchange,    All purpose scientific code for information interchange,    American security code for information interchange,    American Scientific code for information interchange

Ans:A ,A


Each answer below shows example data from a table. Which answer is an example of the multivalue, multicolumn problem?
Options: Three columns have the values 534-2435, 534-7867, and 546-2356 in the same row.,    Three rows have the values Brown Small Chair, Small Chair Brown, and Small Brown Chair in the same column.,    Three rows have the values Brown, NULL, and Blue in the same column.,    One row has the value "He is interested in a Silver Porsche from the years 1978-1988" in a column.

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


. First operating system was developed in
Options: a. 1958 b. 1976 c. 1950 d. 1946

Ans:5 – c ,5 – c


The primary interactive method of communication used by humans is:
Options: reading,    writing,    speaking,    All of the above

Ans:C ,C


. 1What is the shortcut key to hide entire row?
Options: a. CTRL + H b. CTRL + R c. CTRL + 9 d. CTRL + –

Ans:– c,– c


When purchase cost is $20, maintenance cost is $0.50, and annual sale are 20 units, EOQ is
Options: 20,    40,    80,    160

Ans:B ,B


How many bits are there in the Ethernet address?
Options: 64 bits B. 48 bits C. 32 bits D. 16 bits

Ans:– B ,


A snowflake schema is which of the following types of tables?
Options: Fact,    Dimension,    Helper,    All of the above

Ans:D ,D


Data Definition Language (DDL)
Options: describes how data are structured in the data base,    specifies for the DBMS what is required; the techniques used to process data,    determine how data must be structured to produce the user's view,    All of the above

Ans:A ,A


Some firms have created a combination position called
Options: manager / analyst,    programmer / operator,    analyst / programmer,    manager / operator

Ans:C ,C


Which of the following is correct?
Options: =AVERAGE(4, 5, 6, 7) B. =AVERAGE(A1, B1, C1)               C. =AVERAGE(A1:A9, B1:B9) D. =All of the above

Ans:– D ,


Frames from one LAN can be transmitted to another LAN via the device
Options: Router,    Bridge,    Repeater,    Modem

Ans:B ,B


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

Ans:8-C,8-C


When one must sell a project to management, the most important document he or she can produce is a:
Options: method for financing the project,    summary of the problem,    project evaluation,    procedure for purchase

Ans:C ,C


Which of the following are the two main components of the CPU?
Options: control unit and registers,    registers and main memory,    control unit and ALU,    ALU and bus

Ans:C,C


Linear programming identifies
Options: the optimum quantities of the variables,    the maximum profit or minimum cost that can be expected,    both (a) and (b),    neither (a) nor (b)

Ans:C ,C


How many columns can you insert in a word document in maximum?
Options:  A) 35, B) 45, C) 55, D) 65,

Ans:-B,-B


A device or system not directly connected to the CPU is
Options: On-line,    Keyboard,    Memory,    Off-line

Ans:D ,D


Order-filling activity in the physical system is triggered by the
Options: manufacturing information system,    order entry subsystem,    billing subsystem,    accounts receivable subsystem

Ans:C ,C


How is the integral mode implemented on a digital controller?
Options: the digital controller cannot handle integral mode,    the error is divided into discrete amounts,    the error signal is summed over a discrete time interval and accumulated by the controller,    All of the above

Ans:C ,C


The IC was invented at Texas instruments in year 1958 by
Options: Jaik Kilby,    Clive Sinclair,    John Napier,    Steve Wozniak

Ans:A ,A


. Ctrl + H
Options: a. Open Find and Replace Dialog box with activating Replace Tab b. Open Format Dialog box activating Insert Hyper Link tab c. Open Insert Dialog box activating Insert Hyper Link Tab d. Open Insert Hyper Link Dialog box

Ans:–  A,–  A


What do you call the programs that are used to find out possible faults and their causes?
Options: Operating system extensions B. Cookies C. Diagnostic software D. Boot diskettes

Ans:– C ,


A couple:
Options: is a data item that moves from one module to another,    is represented by a line joining two modules,    means that the upper module has the capability of calling the lower module,    none of the above

Ans:A ,A


. System files allocated at
Options: a. Boot area b. FAT area c. Data area d. Directory

Ans:0 – a ,0 – a


. Which of the following queries prompts users for input data by displaying dialog boxes?
Options: a. Append b. Delete c. Parameter d. Update

Ans:2 – c ,2 – c


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

Ans:– B ,


A model in which one physical property is used to represent another physical property is known as:
Options: analog model,    deterministic model,    iconic model,    decision theory model

Ans:A ,A


. A tiny dot of light on the monitor is called
Options: a. Silicon chip b. Optical illusion c. Icon d. Pixel

Ans:4 – d ,4 – d


EDP auditors can be acquired from
Options: computer consulting firms,    accounting firms,    general management consulting firms,    All of the above

Ans:D ,D


The working set theory of programming behaviour of processes running within an operating system involves
Options: the collection of pages that a process accesses,    disk scheduling mechanisms,    coalescing holes in memory,    assigning the CPU to processes

Ans:A ,A


. The lower deck of an abacus is known as
Options: A) heaven B) sky C) earth D) floor

Ans:C,C


. Intel corporation produces chips for which computers?
Options: A) IBM PCs B) Apple/Macintosh PCs C) Both of above D) None of above

Ans:A,A


A Ring, refers to a record chain, the last of which refers to the first record, in the chain, is called a/an
Options: addressing,    location,    pointer,    loop

Ans:C ,C


38. What is the shortcut key to split a table?
Options: a. Ctrl + Alt + Enter b. Ctrl + Shift + Enter c. Alt + Shift + Enter d. Alt + Space + Enter

Ans:–  B ,–  B


What is the shortcut key to “Insert Hyperlink ” in a document?
Options: Ctrl + H B. Ctrl + L C. Ctrl + K D. None of above

Ans:– C ,


Error detecting code is
Options: an error-detecting code based on a summation operation performed on the bits to be checked,    a check bit appended to an array of binary digits to make the sum of all the binary digits.,    a code in which each expression conforms to specify rules of construction, so that if certain errors occur in an expression, the resulting expression will not conform to the rules of construction and thus the presence of the error is detected.,    the ratio of the data units in error to the total number of data units

Ans:C ,C


. Multiprogramming systems:
Options: a. Are easier to develop than single programming systems b. Execute each job faster c. Execute more jobs in the same time period d. Are used only one large mainframe computers.

Ans:5 – c ,5 – c


What command is used with vi editor to delete a single character?
Options: x,    y,    a,    z

Ans:A ,A


Which command will show you whether a DTE or a DCE cable is plugged into serial 0?
Options: sh int s0,    sh int serial 0,    show controllers serial 0,    show serial 0 controllers

Ans:C ,C


. In Excel, by default Numeric Values appears in
Options: Left aligned B. Right aligned C. Center aligned D. Justify aligned

Ans:– B ,


What is the maximum number of entries in the HOSTS file?
Options: 8,    255,    500,    Unlimited

Ans:D ,D


In cyclic redundancy checking, the divisor is _____ the CRC.
Options: the same size as,    one bit less than,    one bit more than,    two bits more

Ans:C ,C


. A digital computer did not score over an analog computer in terms of
Options: A) Speed B) Accuracy C) Reliability D) Cost

Ans:B,B

www.000webhost.com