Which of the following is correct regarding Class B Address of IP address


Options: Network bit – 14, Host bit – 16 B. Network bit – 16, Host bit – 14 C. Network bit – 18, Host bit – 16 D. Network bit – 12, Host bit – 14

Ans:– A ,


Description: mcqquestions

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

Hits Today: 7687






More Computer Networks Related questions:


. What Pivot Table toolbar button updates the data in a Pivot Table or Pivot Chart report if the source data chas changed
Options: a. Format Report b. Pivot Table c. Refresh Data d. Show Detail

Ans:– c,– c


Modems use transmission.
Options: synchronous,    asynchronous,    timed interval,    ata

Ans:B ,B


The binary equivalent of 5.375 is
Options: 101.101110111,    101.011,    101011,    None of above

Ans:B ,B


Condensing output data to exhibit specific information is
Options: Calculating,    Recording,    Merging,    Summarising

Ans:D ,D


The organization and interconnection of the various components of a computer system is
Options: Architecture,    Networks,    Graphics,    Designing

Ans:A ,A


A transaction in which either all of the database actions occur or none of them do is called:
Options: atomic.,    consistent.,    isolated.,    durable.

Ans:A ,A


When the Language bar is _____, it means that you do not see it on the screen but it will be displayed the next time you start your computer.
Options: a. restored b. hidden c. minimized d. closed

Ans:– B,– B


Point out the correct statement which correctly free the memory pointed to by 's' and 'p' in the following program? #include<stdio.h> #include<stdlib.h> int main() { struct ex { int i; float j; char *s }; struct ex *p; p = (struct ex *)malloc(sizeof(struct ex)); p->s = (char*)malloc(20); return 0; }
Options: free(p); , free(p->s);,    free(p->s); , free(p);,    free(p->s);,    free(p);

Ans:B ,B


The data appearing first in the left portion of punched card is
Options: descriptive data,    coded data,    quantitative data,    All of the above

Ans:B,B


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

Ans:D ,D


Which of the following is true of a network structure?
Options: a. It is a physical representation of the data b. It allows a many-to-many relationship c. It is conceptually simple d. It will be dominant data base of the future

Ans:. b ,. b


Which statement is true regarding classless routing protocols? The use of discontiguous networks is not allowed. The use of variable length subnet masks is permitted. RIPv1 is a classless routing protocol. IGRP supports classless routing within the same autonomous system. RIPv2 supports classless routing.
Options: 1, 3 and 5,    3 and 4,    2 and 5,    None of the above

Ans:C ,C


.   Which of the following you must first complete in order to delete an object?
Options: a. Double click the image b. Select the image c. Resize the image d. Move the image to a new location

Ans:6 – B ,6 – B


Before a disk drive can access any sector record, a computer program has to provide the record's disk address. What information does this address specify?
Options: Track number,    Sector number,    Surface number,    All of the above

Ans:D,D


Which of the following device is used with an X.25 network to provide service to asynchronous terminals
Options: repeater,    bridges,    gateway,    Packet assembler/disassemble

Ans:D ,D


The physical layer, in reference to the OSI model, defines
Options: data link procedures that provide for the exchange of data via frames that can be sent and received,    the interface between the X.25 network and packet mode device,    the virtual circuit interface to packet-switched service,    All of the above

Ans:B ,B


Which command will show you the IOS version running on your router?
Options: sh IOS,    sh flash,    sh version,    sh running-config

Ans:C ,C


Which of the following filename extension suggests that the file is a backup copy of another file?
Options: BAK *,    BAS,    COM,    TXT

Ans:A ,A


Which of the following commands will take you directly to the root directory no matter what subdirectory you are currently in?
Options: CD \root,    CD\,    CD\..,    CD..

Ans:B ,B


Which type device is a piece of equipment that receives information from a CPU?
Options: Input,    Output,    CPU,    Memory

Ans:B,B


0. What is the shortcut key to hide entire row?
Options: CTRL + H B. CTRL + R C. CTRL + 9 D. CTRL + –

Ans: – C ,


The first electronic digital computer contained?
Options: Electronic valves,    Vacuum tubes,    Transistors,    Semiconductor memory

Ans:B ,B


.   One thing the common tasks button allows you to do is
Options: a. Apply a design template to a slide b. Insert a new slide c. Choose a new layout for a slide d. All of above

Ans:7 – D ,7 – D


. Unicode standard is
Options: a. Keyboard layout b. Software c. Font d. Character encoding system

Ans:5 – d ,5 – d


A problem's _____ will answer the question, "What does the user want to see either printed or displayed on the screen?"
Options: Input,    Output,    Processing,    Purpose

Ans:B ,B


hat is the use of Document Map?
Options: to quickly format the document B. to quickly print required page C. to quickly navigate the document D. to quickly correct spelling mistakes

Ans:– C ,


The cell reference for cell range of G2 to M12 is_
Options: A. G2.M12, B. G2;M12, C. G2:M12 ,D. G2-M12

Ans:C ,G2:M12


A typical worksheet has …. Number of columns
Options: a. 128 b. 256 c. 512 d. 1024

Ans:#8211; b,#8211; b


______ shares characteristics with both hardware and software
Options: Operating system B. Software C. Data D. None

Ans:– A ,


Which is the most difficult environmentally to dispose of?
Options: floppy drives,    hard drives,    power supplies,    CRTs

Ans:D ,D


What is the modem hang up command?
Options: ATHU,    ATH,    ATZ,    ATX

Ans:B ,B


Which of the following registers hold the information before it goes to the decoder
Options: control register,    data register,    accumulator,    address register

Ans:B,B


  Shortcut key to insert a hyperlink in a slide A.  Ctrl + H B.  Ctrl + K C.  Hyperlinks can’t be inserted in slides D.  None of the above
Options:

Ans:– B ,


A notation for defining the form and structure of data is known as
Options: Data description language,    Binary language,    Data channel,    Data definition language

Ans:D ,D


The reports generated by a reporting system are usually not delivered in which of the following media?
Options: Web portal,    Commercial courier service,    Digital dashboard,    E-Mail

Ans:B ,B


Serial access memories are useful in applications where
Options: data consists of numbers,    short access time is required,    each stored word is processed differently,    data naturally needs to flow in and out in serial form

Ans:D ,D


. What is a light pen?

Options: A) Mechanical Input device B) Optical input device C) Electronic input device D) Optical output device

Ans:B,B


Metadata enables database designers and users to do all of the following except:
Options: sample data.,    understand what data exist.,    what the fine distinctions are between similar data items.,    what the data mean.

Ans:A ,A


In computer based information system (CBIS), DFD stands for:
Options: data flow diagram,    data flow descent,    dotted flow diagram,    such a terminology does not exist in CBIS

Ans:A ,A


Those microcomputers which have the same operating characteristics as the IBM microcomputers are called IBM
Options: duplicates,    clones,    copies,    look alikes

Ans:B ,B


What will be the output of the program? #include<stdio.h> int main() { const c = -11; const int d = 34; printf("%d, %d\n", c, d); return 0; }
Options: Error,    -11, 34,    11, 34,    None of these

Ans:B ,B


A computer program that converts assembly language to machine language is
Options: Compiler,    Interpreter,    Assembler,    Comparator

Ans:C ,C


High density double sided floppy disks could store _____ of data
Options: A) 1.40 MB B) 1.44 GB C) 1.40 GB D) 1.44 MB

Ans:-D,-D


. Queries in access can be used as
Options: a. View, change and analyze data in different ways b. A source of records for forms and reports c. Only a d. Both a and b

Ans:4 – d ,4 – d


. The computer code for the interchange of information between terminals is
Options: A) ASCII B) BCD C) EBCDIC D) All of above

Ans:A,A


Which protocol reduces administrative overhead in a switched network by allowing the configuration of a new VLAN to be distributed to all the switches in a domain?
Options: STP,    VTP,    DHCP,    ISL

Ans:B ,B


Frederic W. Taylor contributed the idea(s) of
Options: the exception principle,    management functions,    both (a) and (b),    neither (a) nor (b)

Ans:A ,A


The light pen was developed in
Options: 1942,    1976,    1950,    1992

Ans:C ,C


The characteristics of strategic decisions include all of the following except:
Options: they are structured,    they are future oriented,    they have a high level of uncertainty,    they are concerned with long-range plans

Ans:A ,A


ART (Automatic Reasoning Tool) is designed to be used on:
Options: LISP machines,    personal computers,    microcomputers,    All of the above

Ans:A ,A

www.000webhost.com