Why IP Protocol is considered as unreliable?


Options: A packet may be lost B. Packets may arrive out of order C. Duplicate packets may be generated D. All of the above

Ans:– D ,


Description: mcqquestions






More Computer Networks Related questions:


Customer data (name and address, shipping instructions, credit terms, etc.) is provided by the:
Options: manufacturing information system,    order entry subsystem,    billing subsystem,    marketing information system

Ans:C ,C


. The qualitative or quantitative attribute of a variable or set of variables is termed as
Options: A) data B) information C) both of above D) none of above

Ans:6-A,6-A


The educational program can be conducted by
Options: personnel department instructors,    members of the information systems staff,    supervisors,    All of the above

Ans:D ,D


A management information system is composed of
Options: data,    software,    hardware,    information and people

Ans:E ,E


. A collection of related tables is called
Options: a. Row b. Record c. Database d. File

Ans:– c,– c


Which of the following is/are Protocols of Application?
Options: FTP B. DNS C. Telnet D. All of above

Ans:– D ,


Which option on the custom animation task pane allows you to apply a preset or custom motion path?
Options: a. Add effect b. Emphasis c. Animate now d. All of the above

Ans: – A , – A


. Which of the following is not a part of Slide Design?
Options: a.  Design Template b.  Color Scheme c.  Animation Scheme d.  Slide Layout

Ans:3 – D ,3 – D


Which can be used for quick access to commonly used commands and tools?
Options: Status bar B. Tool bar C. Menu bar D. Title bar

Ans:– B ,


The analyst learns of the manager's information needs through use of
Options: mail survey,    in depth interview,    controlled experiment,    observation

Ans:B ,B


The probability that a single bit will be in error on a typical public telephone line using 4800 bps modem is 10 to the power -3. If no error detection mechanism is used, the residual error rate for a communication line using 9-bit frames is approximately equal to
Options: 0.003,    0.009,    0.991,    0.999

Ans:B ,B


Which of the following button will allow you to add, delete, or change records in your Data Source?
Options:  A) ‘Data Source’ button, B) ‘Edit’ button, C) ‘Edit Data Source’ button, D) ‘Data editing’ button,

Ans:-C,-C


.  Macros can recover from _______ in a controlled manner.
Options: a.            events b.           modules c.           arguments d.            errors

Ans:– a,– a


. To insert new slide in the current Presentation, we can choose:
Options: a. Ctrl+M b. Ctrl+N c. Ctrl+O d. Ctrl+F

Ans:7 – A ,7 – A


What will be the output of the program? #include<stdio.h> int get(); int main() { const int x = get(); printf("%d", x); return 0; } int get() { return 20; }
Options: Garbage value,    Error,    20,    0

Ans:C ,C


The auto calculate feature
Options: a. Can only add values in a range of cells b. Provides a quick way to view the result of an arithmetic operation on a range of cells c. Automatically creates formulas and adds them to a worksheet d. A and c

Ans:#8211; b,#8211; b


The disadvantages of "Compile and Go" loading scheme is (are):
Options: a portion of memory is wasted because the core occupied by the assembler is unavailable to the object program.,    it is necessary to retranslate the user's program deck every time it is run.,    it is very difficult to handle multiple segments, especially if the source programs are in different languages, and to produce orderly modular programs.,    all of the above

Ans:D ,D


In a transistor operates at the middle of the load line, an increase in the base resistance will move the Q point
Options: down,    up,    nowhere,    off the load line

Ans:A ,A


The chunks of a memory are known as
Options: Sector B. Offset C. Page D. Frame

Ans:– D ,


Which of the field has width 8 bytes?
Options: a. Memo b. Number c. Date/Time d. Hyperlink

Ans:ndash; c,ndash; c


Communication between computers is almost always
Options: serial,    parallel,    series parallel,    direct

Ans:A ,A


What lets you to create new presentation by selecting ready-made font color and graphics effects?
Options: a. Presentation Template b. Master Slide c. Design Template d. Animation Scheme

Ans: – C , – C


When typing in Preeti font all the Ukars turn to something else? What’s the cause?
Options: a. Autotext b. Autocorrect c. Speller d. Preeti font does not work with Word

Ans:– B,– B


84. Which feature do you use to create a newspaper like document?
Options: a. Bullets & numbering b. Tables c. Columns d. Tab stops

Ans:–  C ,–  C


How does a host on an Ethernet LAN know when to transmit after a collision has occurred? In a CSMA/CD collision domain, multiple stations can successfully transmit data simultaneously. In a CSMA/CD collision domain, stations must wait until the media is not in use before transmitting. You can improve the CSMA/CD network by adding more hubs. After a collision, the station that detected the collision has first priority to resend the lost data. After a collision, all stations run a random backoff algorithm. When the backoff delay period has expired, all stations have equal priority to transmit data.
Options: 1 and 3,    2 and 4,    1,3 and 4,    2 and 5

Ans:D ,D


The strategy of allowing processes that are logically runnable to be temporarily suspended is called
Options: preemptive scheduling,    non preemptive scheduling,    shortest job first,    first come first served

Ans:A ,A


. Which of the following is a condensed form of standard generalized markup language?
Options: a. HTML b. XML c. XSD d. XSL

Ans:– b,– b


How may valence electrons does a silicon atom have?
Options: 0,    1,    2,    4

Ans:D ,D


Instructions and memory addresses are represented by
Options: character codes,    binary codes,    binary word,    parity bit

Ans:B ,B


Which of the following statement is false?
Options:  A) You can set different header footer for even and odd pages, B) You can set different page number formats for different sections, C) You can set different header footer for first page of a section, D) You can set different header and footer for last page of a section,

Ans:-D,-D


. Press _____ to create a line break, which advances the insertion point to the beginning of the next physical line – ignoring any paragraph formatting instructions.
Options: a. shift+enter b. ctrl+enter c. shift+tab d. ctrl+tab

Ans:– a,– a


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


If special forms are needed for printing the output, the programmer specifies these forms through
Options: JCL,    IPL,    Utility programs,    Load modules

Ans:A ,A


A functional dependency between two or more non-key attributes is called
Options: Transitive dependency B. Partial transitive dependency C. Functional dependency D. Partial functional dependency

Ans:– A ,


. On the property sheet, which of the following tabs contains the Caption property?
Options: a. Data b. Event c. Format d. Other

Ans:– c,– c


Which of the following are goals of OLE DB?
Options: Create object interfaces for DBMS functionality pieces only.,    Increase flexibility only.,    Object interface over any type of data only.,    All of the above as goals of OLE DB.

Ans:D ,D


A 6-MHz channel is used by a digital signaling system utilizing 4-level signals. What is the maximum possible transmission rate?
Options: 1.5 Mbaud/sec,    6 Mband/sec,    12 Mbaud/sec,    24 Mbaud/sec

Ans:C ,C


Symbolic languages were developed in
Options: 1962,    1950,    1974,    1980

Ans:B,(Banswer


Needing to using more complicated SQL in database applications is a(n) ________ of normalization.
Options: advantage,    disadvantage,    either an advantage or disadvantage,    neither an advantage nor disadvantage

Ans:B ,B


What multicast addresses does RIPng use?
Options: FF02::A,    FF02::9,    FF02::5,    FF02::6

Ans:B ,B


How long is an IPv6 address?
Options: 32 bits,    128 bytes,    64 bits,    128 bits

Ans:D ,D


Which of the following command is used to access an SMB share on a Linux system?
Options: NFS,    SMD,    smbclient,    smbserver

Ans:C ,C


A high quality CAD system uses the following for printing drawing and graphs
Options: A) Dot matrix printer B) Digital plotter C) Line printer D) All of the above

Ans:-B,-B


A memory that holds micro programs is
Options: Core memory,    ROM,    RAM,    Control memory

Ans:B ,B


A sizeable geographical area with communication based on the telephone system is though as
Options: Local area network,    Wide area network,    Modulator-Demodulator,    All of the above

Ans:B ,B


The linking of PCs with a communi¬cations system is referred to as:
Options: workstations,    streaming,    turnkey systems,    networking

Ans:D ,D


. A command to remove a relation from an SQL database
Options: Delete table <table name> B. Drop table <table name> C. Erase table <table name> D. Alter table <table name>

Ans: – B ,


. Which of the following is an important attribute of RAM memory?
Options: Volatile B. Non-Volatile C. Random access D. Sequential access

Ans:– A ,


What is the name given to the 8-bit unit used for coding data?
Options: block of characters,    byte,    word,    K

Ans:B ,B


Which of the following is not an Schema?
Options: Database Schema B. Physical Schema C. Critical Schema D. Logical Schema

Ans:– C ,

www.000webhost.com