What is the Demilitarized Zone?


Options: The area between firewall & connection to an external network B. The area between ISP to Military area             C. The area surrounded by secured servers D. The area surrounded by the Military

Ans:– A ,






More Computer Networks Related questions:


  Which key on the keyboard can be used to view Slide show?
Options: F1 B. F2 C. F5 D. F10

Ans:– C ,


. A typical personal computer used for business purposes would have__ of RAM.
Options: A) 4 KB B) 16 K C) 64 K D) 256 K

Ans:D,D


. Most important advantage of an IC is its

Options: A) Easy replacement in case of circuit failure B) Extremely high reliability C) Reduced cost D) Lower power consumption

Ans:B,B


. A(n) __________ is an Extensible Scheme Standard file that is an approved W3C standard design as a basic infrastructure.
Options: a. HTML b. XML c. XSD d. XSL

Ans:7 – c ,7 – c


. Time during which a job is processed by the computer is
Options: A) Delay times B) Real time C) Execution time D) Down time

Ans:C,C


The main purpose of time sharing techniques used in computers is to make the best use of the
Options: CPU,    peripherals,    seconday storage,    floppy disks

Ans:A,A


Positive 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 system,    testing changes made in an existing or a new program

Ans:B ,B


What is the Demilitarized Zone?
Options: The area between firewall & connection to an external network B. The area between ISP to Military area             C. The area surrounded by secured servers D. The area surrounded by the Military

Ans:– A ,


. Which was the computer conceived by Babbage?
Options: A) Analytical Engine B) Arithmetic Machine C) Donald Kunth D) All of above

Ans:A,A


The microcomputer, Intel MCS-80 is based on the widely used Intel
Options: 8080 microprocessor,    8085 microprocessor,    8086 microprocessor,    8082 microprocessor

Ans:A ,A


. Copy con ram.txt is
Options: a. Copy the entire data b. Deletes the data c. Controlling the enter data d. All of above

Ans:8 – a ,8 – a


How many steps are there between Start and Finish in AutoContent Wizard?
Options: a. 3 b. 4 c. 5 d. 6

Ans: – A , – A


. Ellipse Motion is a predefined ________
Options: a. Design Template b. Color Scheme c. Animation Scheme d. None of these

Ans:5 – C ,5 – C


The rms value of a sine waveform is:
Options: the number of cycles completed in one second,    the time required to complete one full cycle,    equal to 0.707 times the peak amplitude,    equal to 1.41 times the peak amplitude

Ans:C ,C


. Which of the following action removes a sheet from workbook?
Options: a.  Select the sheet, then choose Edit >> Delete Sheet b.  Select the sheet then choose Format >> Sheet >> Hide c.  Both of above d.  None of above

Ans:– a,– a


The Paste Special command lets you copy and paste:
Options: a. Multiply the selection by a copied value b. Cell comments c. Formatting options d. The resulting values of a formula instead of the actual formula

Ans:#8211; d,#8211; d


. The personnel who deals with the computer and its management put together are called
Options: A) Software B) Human ware C) Firmware D) Hardware

Ans:B,B


To print out a and b given below, which of the following printf() statement will you use? #include<stdio.h> float a=3.14; double b=3.14;
Options: printf("%f %lf", a, b);,    printf("%Lf %f", a, b);,    printf("%Lf %Lf", a, b);,    printf("%f %Lf", a, b);

Ans:A ,A


To save a workbook, you:
Options: a. Click the save button on the standard toolbar from the menu b. Press Ctrl+F5 c. Click Save on the Windows Start button d. Select Edit>Save

Ans:#8211; a,#8211; a


Which of the following bus types are used by the Apple Macintosh computer?
Options: ISA,    NuBus,    EISA,    MCA

Ans:B ,B


. The content and application of the Search tool CANNOT be retained when you ______.
Options: a. format an object b. resize a column c. use Datasheet View d. close an object

Ans:1 – d ,1 – d


What command is used to set user and group quotas?
Options: /sbin/usrquota,    /sbin/edquota,    /sbin/quotaon,    /sbin/quota

Ans:B ,B


.   To import text from a word document that uses headings into a PowerPoint presentation:
Options: a. This cannot be done in PowerPoint b. Click Insert, Slides from Outline c. Click Import, Word Document Headings d. Click File, New, Presentation from Word Headings

Ans:2 – B ,2 – B


. 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


. You can open the scenario Manager dialog box by choosing scenarios from the ….. menu.
Options: a. View b. Insert c. Format d. Tools

Ans:– d,– d


The data bus in 8080A/8085 microprocessor is a group of
Options: eight bidirectional lines that are used to transfer 8 bits between the microprocessor and its I/O and memory,    sixteen bidirectional lines that are used for data transfer between the microprocessor and memory,    eight unidirectional lines that are used for I/O devices,    eight lines used to transfer data among the registers

Ans:A ,A


Which elements of worksheet can be protected from accidental modification
Options: a. Contents b. Objects c. Scenarios d. All of above

Ans:#8211; d,#8211; d


A symbol that modifies an action is known as
Options: Compiler,    Modifier,    Interpreter,    Mod

Ans:B ,B


The speed at which the monitor accepts data is called:
Options: bandwidth,    response time,    interlacing,    scanning

Ans:A ,A


Before moving a subdocument to another location within a master document, you must switch to _________
Options: Normal View B. Outline View C. Web Layout View D. Print Layout View

Ans:– B ,


You have purchased a MAU (Multistation Access Unit) from your computer supplier and now must decide what type of network card you should install in the workstations. Which of the following would be the most appropriate?
Options: Fast SCSI Wide,    Token-Ring,    ArcServe,    Ethernet

Ans:B ,B


The practice of "bundling" refers to
Options: selling computers alone,    selling peripheral devices with computer,    selling software to run on computers,    giving away software with a computer purchase

Ans:D ,D


. Selecting text means, selecting?
Options: a word B. an entire sentence C. whole document D. any of the above

Ans: – D ,


An Enterprise Resource Planning application is an example of a(n) ________ .
Options: single-user database application,    multiuser database application,    e-commerce database application,    data mining database application

Ans:B ,B


.   PowerPoint 2000 has ……. Number of views
Options: a. 3 b. 4 c. 5 d. 6

Ans:2 – A ,2 – A


Which option is used with the chmod command recursively to all files and sub-directories in a directory?
Options: -1,    -i,    -x,    -R

Ans:D ,D


To remove duplicate rows from the results of an SQL SELECT statement, the ________ qualifier specified must be included.
Options: ONLY,    UNIQUE,    DISTINCT,    SINGLE

Ans:C ,C


Which multiplexing technique shifts each signal to a different carrier frequency?
Options: FDM,    synchronous TDM,    asynchronous TDM,    All of the above

Ans:A ,A


Which of the following situation requires the use of ID-dependent entities?
Options: Association relationships only,    Multivalued attributes only,    Archetype/instance relationships only,    All of the above use ID dependent entities

Ans:D ,D


. CAD stands for

Options: A) Computer aided design B) Computer algorithm for design C) Computer application in design D) All of the above

Ans:A,A


Updating a database means
Options: revising the file structure,    reorganizing the database,    modifying or adding record occurrences,    All of the above

Ans:C ,C


. Computers built before the First Generation of computers were:

Options: A) Mechanical B) Electro-mechanical C) Electrical D) None of these

Ans:B,B


. You can detect spelling and grammar errors by
Options: a. Press Shift + F7 b. Press Ctrl + F7 c. Press Alt+ F7 d. Press F7

Ans:– D,– D


A system investigation may result from
Options: an analysis investigation,    a scheduled systems reviewed,    a manager's formal request,    All of the above

Ans:D ,D


Four basic elements are required for an automated machine tool or production process. They are: input interface, memory, output interface and:
Options: logic,    software,    NC tape programming,    computer graphics workstation

Ans:A ,A


What form of energy is used for creating static electricity?
Options: Solar energy,    Mechanical energy,    Chemical energy,    Light energy

Ans:D ,D


A goal of data mining includes which of the following?
Options: To explain some observed event or condition,    To confirm that data exists,    To analyze data for expected relationships,    To create a new data warehouse

Ans:A ,A


. When the formula bar is activated, you can see
Options: a. The Edit Formula button b. The Cancel button c. The Enter button d. All of above

Ans:– d,– d


Vision sensors:
Options: will remain very costly,    can not improve much in the next decade,    will more closely match the capabilities of the human eye,    All of the above

Ans:C ,C


. The least significant bit of the binary number, which is equivalent to any odd decimal number, is:

Options: A) 0 B) 1 C) 1 or 0 D) 3

Ans:A,A

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