. What is the natural mask for class C Network?


Options: 255.255.255.1 B. 255.255.255.0 C. 255.255.255.254 D. 255.255.255.255

Ans: – B ,






More Computer Networks Related questions:


How many bits can be stored in the 8K RAM?
Options: 8000,    8192,    4000,    4096

Ans:B ,B


Communication using a modulated carrier to apply a data signal to a transmission medium in analog form is
Options: Local area network,    Modem,    Base band networking,    Broad band networking

Ans:D ,D


In order to edit a chart, you can
Options: a. Triple click the chart object b. Click and drag the chart object c. Double click the chart object d. Click the chart object

Ans: – C , – C


Exceptions to the 8085 microprocessor normal operation are called:
Options: jump instructions,    decoding,    interrupts,    jump instructions or interrupts

Ans:D ,D


What is the port number for NNTP?
Options: 119,    80,    79,    70

Ans:A ,A


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


. Presentation designs regulate the formatting and layout for the slide and are commonly called
Options: a. Design templates b. Templates c. Placeholders d. Blueprints

Ans:4 – B ,4 – B


It is most important that the data produced by a payment system be
Options: accurate,    authoritative,    relevant,    newsworthy

Ans:A ,A


. Where can you find the horizontal split bar on MS Word screen?
Options: a. On the left of horizontal scroll bar b. On the right of horizontal scroll bar c. On the top of vertical scroll bar d. On the bottom of vertical scroll bar

Ans:– C,– C


Is there any difference between following declarations? 1 : extern int fun(); 2 : int fun();
Options: Both are identical,    No difference, except extern int fun(); is probably in another file,    int fun(); is overrided with extern int fun();,    None of these

Ans:B ,B


If no multivalued attributes exist and no partial dependencies exist in a relation, then the relation is in what normal form?
Options: First normal form,    Second normal form,    Third normal form,    Fourth normal form

Ans:B ,B


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

Ans:7 – d ,7 – d


. CAD software is most likely to be used by
Options: a. Web designer b. Engineers c. Project Manager d. Magazine Editor

Ans:0 – b ,0 – b


Which statement describes a spanning-tree network that has converged?
Options: All switch and bridge ports are in the forwarding state.,    All switch and bridge ports are assigned as either root or designated ports.,    All switch and bridge ports are in either the forwarding or blocking state.,    All switch and bridge ports are either blocking or looping.

Ans:C ,C


How is ink transferred to paper in common ink jet printers?
Options: Boiling ink,    Crystal,    Motorized pump,    Screens deflect ink on the paper into the proper positions

Ans:B ,B


.   After choosing a predefine template, ….. option has to be chosen to change a background color
Options: a. Design template b. Color scheme c. Animation scheme d. Color effects

Ans:0 – B ,0 – B


. The database language that allows you to access or maintain data in a database
Options: a. Dcl b. Dml c. Ddl d. None of above

Ans:7 – a ,7 – a


You have been contracted to install a windows NT network in an office that is located in a strip mall. The office is located next to the power plant of the building, so a UPS (uninterruptible power supply) has already been installed. What type of cable should you use for the network cabling? Choose the best answer.
Options: TI,    UTP,    Fiber-optic,    PSTN

Ans:E ,E


Detailed project control answers the questions
Options: when and how much?,    who and why?,    when and where?,    who and when?

Ans:D ,D


A collection of 8 bits is called
Options: a . byte b . word c . record c . bit

Ans:1.a,1.a


Which of the following modifications may not succeed?
Options: Changing a column data type from char to date,    Changing a column data type from numeric to char,    Both of the above actions should succeed.,    Neither of the above actions will succeed.

Ans:A ,A


For a type 0 system, the steady-state:
Options: error for a step input is always zero,    error for a velocity input is always zero,    input for acceleration input is always non-zero,    (a) and (c)

Ans:C ,C


What are reasons for creating OSPF in a hierarchical design? To decrease routing overhead To speed up convergence To confine network instability to single areas of the network To make configuring OSPF easier
Options: 1, 2 and 3,    3 only,    3 and 4,    2, 3 nd 4

Ans:A ,A


Which of the following is an advantage to using fiber optics data transmission?
Options: resistance to data theft,    fast data transmission rate,    low noise level,   All of the above

Ans:D,All of the above


ISDN uses _____ technology.
Options: only digital,    digital and analog,    only analog,    neither digital nor analog

Ans:A ,A


Which of following is Not one of Excel’s what-if function?
Options: a. Goal seek b. Solver c. Scenario manager d. Auto Outline

Ans:#8211; d,#8211; d


. A computer Program that translates one program instruction at a time into machine language is called a/an
Options: A) Interpreter B) CPU C) Compiler D) Simulator

Ans:A,A


When was vacuum tube invented?
Options: A) 1900 B) 1906 C) 1910 D) 1880

Ans:-B,-B


The records in a file or magnetic tape
Options: can only be accessed serially,    have to be arranged in a key sequence,    are meant for backup,    cannot be transferred to a disk file

Ans:A ,A


The chart wizard term data series refers to
Options: a. A chart legend b. A collection of chart data markers c. A set of values you plot in a chart d. A data label

Ans:#8211; b,#8211; b


. 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


During the MIS development process, progress reporting meeting are held
Options: daily,    weekly,    monthly,    all of the above

Ans:B ,B


Error detection at a data link level is achieved by
Options: bit stuffing,    cyclic redundancy codes,    Hamming codes,    equalization

Ans:B ,B


An application suitable for sequential processing is
Options: A) Processing of grades B) Payroll processing C) Both a and b D) All of above

Ans:-C,-C


Which of the following is not true of nonprocedural language?
Options: They can be English-like.,    They can take user-friendly forms.,    BASIC is an example of a nonprocedural language.,    All of the above are true

Ans:C ,C


What is the name of the chip which has more than once processor on it?
Options: Parallel chip,    Multi-processor chip,    Transputer,    Parallel processor

Ans:C ,C


A communications medium that uses pulses of laser light in glass fibers. Select the best fit for answer:
Options: Fiber optic cables,    Cellular phone systems,    Telecommunications processors,    Telecommunications software

Ans:A ,A


In mathematical term Table is referred as
Options: Relation B. Attribute C. Tuple D. Domain

Ans:– A ,


Is the following statement a declaration or definition? extern int i;
Options: Declaration,    Definition,    Function,    Error

Ans:A ,A


The Cedar, BBN Butterfly, Cosmic Cube and Hypercube machine can be characterized as
Options: SISD,    MIMD,    SIMD,    MISD

Ans:B ,B


What do the following declaration signify? char **argv;
Options: argv is a pointer to pointer.,    argv is a pointer to a char pointer.,    argv is a function pointer.,    argv is a member of function pointer.

Ans:B ,B


Word has Web authoring tools allow you to incorporate _____ on Web pages.
Options: a. bullets b. hyperlinks c. sounds d. all of the above

Ans:– D,– D


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

Ans:A ,A


Which of the following is true?
Options: Fields are composed of bytes,    Files are composed of records,    Fields are composed of characters,    Records are composed of fields

Ans:E ,E


. A Pixel is _________

Options: A) A computer program that draws picture B) A picture stored in secondary memory C) The smallest resolvable part of a picture D) None of these

Ans:C,C


When was the IBM XT microcomputer released in the market?
Options: 1970,    1971,    1987,    1986

Ans:C,C


What is the name of the temporary data storage area between a peripheral device and the CPU which compensates for the difference between their speeds?
Options: Backing storage,    Buffer,    Main storage,    Temporary storage

Ans:B,B


A new presentation can be created from
Options: a. Blank Presentation b. From Existing Presentation c. From Design Template d. All of above

Ans: – D , – D


. Which of the following options in the printer dialog box would you select to print slides 5 and 12 in a presentation?
Options: a. Slides b. Custom shows c. Current slide d. All

Ans:6 – A ,6 – A


Which of the following files is used for NetBIOS name resolution?
Options: HOSTS,    LMHOSTS,    ARP,    FQDN

Ans:B ,B

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