What is the size of Host bits in Class B of IP address?


Options: 04 B. 08 C. 16 D. 32

Ans:– C ,


Description: mcqquestions

Asked in: KCC-2018   |   JOA 556-2018  |  HRTC JTO-2017

Hits Today: 14366 | Level: Moderate


******************************************************

Want to see where do you stand among other aspirants in "Computer" category?

Click Here to take quick 10 mins MCQ test to find out.




Got some suggestion about this question or to make this site better? Please leave your comments below.




More Computer Networks Related questions:


. What is the correct way to refer the cell A10 on sheet3 from sheet1?
Options: a. sheet3!A10 b. sheet1!A10 c. Sheet3.A10 d. A10

Ans:– a,– a


Which of the following digits are known as the terminal number of the Network User Address (NUA)?
Options: 5-7,    1-4,    8-12,    13-14

Ans:C ,C


. The __________ is used to access one record at a time.
Options: a. query b. filter c. form d. report

Ans:4 – c ,4 – c


A device that converts mechanical pressure to electrical energy is called a:
Options: piezoelectric device,    solar cell,    photodiode,    nicad cell

Ans:A ,A


Information is produced by processing data from which of the following sources?
Options: data provided by higher levels of management,    data provided by lower levels of management,    internally generated data,    externally generated data

Ans:E ,E


Current and voltage are said to be in phase when:
Options: their waveforms are both ac or both dc,    they have the same amplitude and frequency,    their waveforms cross through zero and reach positive and negative peaks at the same time,    All of the above

Ans:C ,C


. When you point to a text entry in the Office Clipboard gallery in the Clipboard task pane, _____.
Options: a. the first several characters of text in the item display as a ScreenTip b. the text entry is deleted from the Office Clipboard gallery c. the text entry is pasted into the document at the location of the insertion point d. all of the above

Ans: – A , – A


In which circumstance are multiple copies of the same unicast frame likely to be transmitted in a switched LAN?
Options: During high-traffic periods,    After broken links are reestablished,    When upper-layer protocols require high reliability,    In an improperly implemented redundant topology

Ans:D ,D


Which one of the following properties of a magnetic circuit can be directly compared to voltage in an electrical circuit?
Options: Flux density,    Number of lines of force,    Magnetomotive force,    Reluctance

Ans:C ,C


What will be the output of the program ? #include<stdio.h> int main() { void fun(int, int[]); int arr[] = {1, 2, 3, 4}; int i; fun(4, arr); for(i=0; i<4; i++) printf("%d,", arr[i]); return 0; } void fun(int n, int arr[]) { int *p=0; int i=0; while(i++ < n) p = &arr[i]; *p=0; }
Options: 2, 3, 4, 5,    1, 2, 3, 4,    0, 1, 2, 3,    3, 2, 1 0

Ans:B ,B


Elementary linguistic units which are smaller than words are:
Options: allophones,    phonemes,    syllables,    All of the above

Ans:D ,D


Which command is used to make all files and sub-directories in the directory (progs) executable by all users?
Options: chmod -R a+x progs,    chmod -R 222 progs,    chmod -1 a+x progs,    chmod -x a+x progs

Ans:A ,A


Which 32-bit microprocessor is used in IBM's PS/2 model-80 computer?
Options: 8088,    80286,    80386,    80486

Ans:C,C


What expansion types do most pll/plll motherboards support?
Options: MCA, PCI,    ISA, EISA,    ISA, PCI, AGP,    ISA, VESA, PCI

Ans:C ,C


. The spelling dialog box can be involved by choosing spelling from ________ menu.
Options: a. insert b. file c. tools d. view

Ans:– c,– c


Computer memory consists of
Options: RAM,    ROM,    PROM,    All of the above

Ans:D ,D


How many devices can be used on a single SCSI bus? Keep in mind that the SCSI host adapter counts as a device.
Options: 1,    8,    20,    10

Ans:B ,B


.   auto clip art is a feature that
Options: a. automatically places clip art in your presentation b. scans your presentation for incorrect spelling of words on each slide c. scans your presentation for incorrect spelling in word art objects d. all of the above

Ans:5 – D ,5 – D


The extract process is which of the following?
Options: Capturing all of the data contained in various operational systems,    Capturing a subset of the data contained in various operational systems,    Capturing all of the data contained in various decision support systems,    Capturing a subset of the data contained in various decision support systems

Ans:B ,B


A transitive dependency is which of the following?
Options: A functional dependency between two or more key attributes.,    A functional dependency between two or more nonkey attributes.,    A relation that is in first normal form.,    A relation that is in second normal form.

Ans:B ,B


Coding and testing are done in which manner.
Options: ad hoc,    cross-sectional,    bottom-up,    top-down

Ans:D ,D


Which of the following format of partition tables does Linux use?
Options: Linux,    BSD,    UnixWare,    DOS

Ans:D ,D


The first microprocessor built by the Intel Corpn. was called
Options: 8008,    8080,    4004,    8800

Ans:C,C


What does a VLAN do?
Options: Acts as the fastest port to all servers.,    Provides multiple collision domains on one switch port.,    Breaks up broadcast domains in a layer 2 switch internetwork.,    Provides multiple broadcast domains within a single collision domain.

Ans:C ,C


What is proportional control?
Options: It has a discrete output for each error value,    The controller output varies continuously over a range,    The gain is independent of offset error.,    All of the above

Ans:B ,B


Computer support to the manager has been least in
Options: alternative identification,    alternative selection,    problem identification,    alternative evaluation

Ans:A ,A


A semijoin is which of the following?
Options: Only the joining attributes are sent from one site to another and then all of the rows are returned.,    All of the attributes are sent from one site to another and then only the required rows are returned.,    Only the joining attributes are sent from one site to another and then only the required rows are returned.,    All of the attributes are sent from one site to another and then only the required rows are returned.

Ans:C ,C


What is the term used to describe addresses available on a DHCP server?
Options: Pools,    Scopes,    Ranges,    Notes

Ans:B ,B


. Which of the following is not an action query?
Options: a. add b. delete c. make-table d. update

Ans:– a,– a


The application layer of a network
Options: establishes, maintains, and terminates virtual circuits,    defines the user's port into the network,    consists of software being run on the computer connected to the network,    All of the above

Ans:C ,C


. The key F12 opens a
Options: a. Save As dialog box b. Open dialog box c. Save dialog box d. Close dialog box

Ans:– A,– A


What is the shortcut key for repeat the recent find?
Options: A. CTRL + F4 B. SHIFT + F4 C. CTRL + F5 D. SHIFT + F5

Ans:– B ,SHIFT + F4


Baseband is
Options: transmission of signals without modulation,    a signal all of whose energy is contained within a finite frequency range,    the simultaneous transmission of data to a number of stations,    All of the above

Ans:A ,A


What is the number of separate protocol layers at the serial interface gateway specified by the X.25 standard?
Options: 4,    2,    6,    3

Ans:D ,D


Computer instructions written with the use of English words instead of binary machine code is called
Options: Mnemonics,    Symbolic code,    Gray code,    Op-code

Ans:B ,B


_____ assist traditional auditors both in the review of computer controls and in the production of audit information through the use of computers.
Options: CDP,    CISA,    DPMA,    EDP auditor

Ans:D ,D


In Microsoft PowerPoint, two kinds of sound effects files that can be added to the presentation are
Options: a. .wav files and .mid files b. .wav files and .gif files c. .wav files and .jpg files d. .jpg files and .gif files

Ans: – A , – A


You set the console password, but when you display the configuration, the password doesn't show up; it looks like this: [output cut] Line console 0 Exec-timeout 1 44 Password 7098C0BQR Login [output cut] What cause the password to be stored like this?
Options: encrypt password,    service password-encryption,    service-password-encryption,    exec-timeout 1 35

Ans:B ,B


Which of the following is not a font style?
Options:  A) Bold, B) Italics, C) Regular, D) Superscript, 

Ans:-D,-D


Layer one of the OSI model is
Options: network layer,    transport layer,    link layer,    physical layer

Ans:D ,D


. To print information from a table, the __________ tool is the best choice.
Options: a. form b. report c. query d. macro

Ans:2 – b ,2 – b


When a computer fetches an instruction, the binary code representing the instruction appears on the:
Options: I/O address bus,    memory data bus,    input data bus,    output data bus

Ans:B ,B


Which of the following is true concerning QBE?
Options: An official standard has been defined for QBE.,    QBE cannot be used for client/server systems.,    QBE does not give the programmer a visual programming environment.,    Complete applications can be written using QBE.

Ans:D ,D


What was the name of the Japanese worker who was killed by an industrial robot at the Akashi plant of Kawasaki Heavy Industries in Japan?
Options: M. Shubhagya,    Harun Shimada,    Kenji Urada,    K. Miceni

Ans:C ,C


Which of the following locks the item from change but not from read?
Options: Implicit lock,    Explicit lock,    Exclusive lock,    Shared lock

Ans:D ,D


Which command is used to set the three permissions for all the three categories of users of a file?
Options: chgrp,    chown,    chmod,    chusr

Ans:C ,C


A proportional plus integral contro¬ller can:
Options: has no transient response,    can compensate for lag,    can increase the system type,    both (b) and (c)

Ans:D ,D


Plotter accuracy is measured in terms of repeatability and
Options: buffer size,    resolution,    vertical dimension,    intelligence

Ans:B ,B


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

Ans:C ,C


Which SQL Query is use to remove a table and all its data from the database? a. Create Table b. Alter Table c. Drop Table d. None of these
Options: Every primary-key value must match a primary-key value in an associated table B. Every primary-key value must match a foreign-key value in an associated table C. Every foreign-key value must match a primary-key value in an associated table D. Every foreign-key value must match a foreign-key value in an associated table

Ans:– c ,

www.000webhost.com