Bring a page into memory only when it is needed is called


Options: Demand Memory B. Demand Paging C. Page Fault D. Page Segmentation

Ans:– B ,


Description: mcqquestions

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

Hits Today: 19910 | 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 Operating System Related questions:


Which of the following devices have a limitation that we can only store information to it but cannot erase or modify it?
Options:  Floppy Disk B.  Hard Disk C.  Tape Drive D.  CDROM

Ans:– D ,


You can use the drag and drop method to
Options: a. Copy cell contents b. Move cell contents c. Add cell contents d. a and b

Ans:#8211; d,#8211; d


During the planning phase, the main activity of the vice-president of information systems is one of
Options: planning,    control,    staffing,    support

Ans:D ,D


Which command is used to delete the directory that is empty?
Options: a. Del *.* b. RD c. Erase d. MD

Ans:Answer: b. RD,Answer: b. RD


An operating system:
Options: can help reduce software development time,    provides ability for other programmers to understand the software structure,    is useless in most control applications,    All of the above

Ans:A ,A


The two basic types of record-access methods are:
Options: sequential and random,    sequential and indexed,    direct and immediate,    on-line and realtime

Ans:A ,A


Which type of display is the latest to be used for portable computer?
Options: LED display,    LCD display,    Plasma display,    Electroluminescent display

Ans:D ,D


The ascending order of a data hirerchy is:
Options: a. bit-byte-record-field-file-database b. byte-bit-field-record-file-database c. bit-byte-field-record-file-database d. bit-byte-file-record-field-database

Ans:c ,c


Which of the following is the 1's complement of 10?
Options: 01,    110,    11,    10

Ans:A,(Aanswer


In which year was the PC voted 'The Machine of the Year's by the American Time magazine?
Options: 1970,    1975,    1983,    1987

Ans:C ,C


A hashing scheme is used with
Options: sequential file organization,    direct file organization,    indexed sequential file organization,    partitioned file organization

Ans:B ,B


Which command is used to terminate a process?
Options: shutdown,    haltsys,    cancel,    kill

Ans:D ,D


If you are an information-system manager, which organization is most appropriate for your interest?
Options: ACM,    SIM,    ASA,    IEEE

Ans:B ,B


Which of the following statements is true concerning JDBC?
Options: It is language independent.,    It is similar in concept to ODBC.,    It is useful for all object-oriented languages.,    It consists of three main layers.

Ans:B ,B


In any hierarchy of data organization, the smallest entity to be processed as a single unit is called
Options: data field,    data record,    data file,    database

Ans:A ,A


In LISP, the function returns the list that results after the first element is removed (the rest f the list), is
Options: car,    last,    cons,    cdr

Ans:D ,D


Once you load the suitable program and provide required data, computer does not need human intervention. This feature is known as
Options: A) Accuracy B) Reliability C) Versatility D) Automatic

Ans:-D,-D


The Primary job of the operating system is A)  Manage Commands B)  Manage Users         C)  Manage Programs D)  Manage Resources
Options:

Ans:– D ,


The transistorized computer circuits were introduced in the
Options: First generation,    Second generation,    Third generation,    Fourth generation

Ans:B,B


During the implementation phase, the executive vice-president is primarily concerned with
Options: planning,    organizing,    directing,    controlling

Ans:D ,D


. Which of the following is not a font style?
Options: a. Bold b. Italics c. Regular d. Superscript

Ans:– D,– D


An organization containing manufacturing, marketing, and finance areas is called a
Options: matrix organization,    flow network organization,    modular organization,    functional organization

Ans:D ,D


. Which unit converts user data into machine readable form?
Options: A) Input unit B) Output unit C) ALU D) Control Unit

Ans:A,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


. The latest PC keyboards use a circuit that senses the movement by the change in its capacitance,

Options: A) Capacitance keyboard B) Mechanical keyboard C) Qwerty keyboard D) Dvorak keyboard

Ans:A,A


Point out the error in the following program. #include<stdio.h> int main() { void v = 0; printf("%d", v); return 0; }
Options: Error: Declaration syntax error 'v' (or) Size of v is unknown or zero.,    Program terminates abnormally.,    No error.,    None of these.

Ans:A ,A


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


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

Ans: – C ,


Which one of the following principles best describes the basic operation of an electromagnet?
Options: Current is induced in a conductor that is moving through a magnetic field,    Like magnetic poles repel, while unlike poles attract,    Current flowing through a conductor generates a magnetic field,    Like magnetic poles attract, while unlike poles repel

Ans:C ,C


Which of the following contains a complete record of all activity that affected the contents of a database during a certain period of time?
Options: a. report writer b. query language c. data manipulation language d. transaction log

Ans:.d,.d


. Which among the following are the best tools for fixing the errors?
Options: a. Fdisk b. Scandisk c. CHKDSK d. Fixdisk

Ans:1 – b ,1 – b


Bold, Italic, Regular are known as
Options:  A) font styles, B) font effects, C) word art, D) text effects, 

Ans:-A,-A


It is possible to _______ a data source before performing a merge.
Options: a. create b. modify c. sort d. all of the above

Ans:– D,– D


What is a common language that computers use to talk with one another on a network
Options: client,    adapter,    protocol,    operating systems

Ans:C ,C


Which bitwise operator is suitable for turning off a particular bit in a number?
Options: && operator,    & operator,    || operator,    ! operator

Ans:B ,B


A group of 2m - 1 routers are interconnected in a centralized binary tree, with router at each tree node. Router I communicate with router J by sending a message to the root of the tree. The root then sends the message back down to J. Then find the mean router-router path length.
Options: 2 (m - 2),    2 (2m - 1),    m - 1,    (2m - l)/mJ

Ans:A ,A


When was the world's first laptop computer introduced in the market and by whom?
Options: Hewlett-Packard, 1980,    Epson, 1981,    Laplink Travelling Software Inc, 1982.,    Tandy Model-200, 1985

Ans:B ,B


What is the shortcut key for “Superscript ” the selected text?
Options: Ctrl + = B. Ctrl + – C. Ctrl + Shift + = D. Ctrl + Shift + –

Ans:– C ,


. Which of the following memory unit that processor can access more rapidly
Options: a. Main Memory b. Virtual Memory c. Cache memory d. Read Only Memory

Ans:6 – c ,6 – c


.   You can edit an embedded organization chart object by
Options: a. Clicking the edit object b. Double clicking the organization chart object c. Right clicking the chart object, then clicking edit MS-Organization Chart object d. B and c

Ans:0 – D ,0 – D


On executing the below program what will be the contents of 'target.txt' file if the source file contains a line "To err is human"? #include<stdio.h> int main() { int i, fss; char ch, source[20] = "source.txt", target[20]="target.txt", t; FILE *fs, *ft; fs = fopen(source, "r"); ft = fopen(target, "w"); while(1) { ch=getc(fs); if(ch==EOF) break; else { fseek(fs, 4L, SEEK_CUR); fputc(ch, ft); } } return 0; }
Options: r n,    Trh,    err,    None of above

Ans:B ,B


What is the IP Address range of APIPA?
Options: 169.254.0.1 to 169.254.0.254 B. 169.254.0.1 to 169.254.0.255 C. 169.254.0.1 to 169.254.255.254 D. 169.254.0.1 to 169.254.255.255

Ans:– C ,


In the graphical model of linear programming the region defined by the constraints and the non-negative restrictions is the:
Options: non-negativity restrictions,    objective function,    feasible solution region,    constraints

Ans:C ,C


99. How can you access the font size tool on formatting toolbar?
Options: a. Ctrl + S b. Ctrl + Shift + S c. Ctrl + P d. Ctrl + Shift + P

Ans:– D ,– D


. Who invented EDSAC?
Options: A) John v. Neumann B) J.p. Eckert and John Mauchley C) Maurice Wilkes D) Howard Aiken

Ans:C,C


Which is not a data source component?
Options:  A) mail merge toolbar, B) header row, C) data fields, D) data records, 

Ans:-A,-A


Which option enables automatic updates in destination documents?
Options: embedding B. objects C. links D. relationships

Ans:– C ,


.   The arrangement of elements such as Title and Subtitle text, pictures, tables etis called
Options: a. Layout b. Presentation c. Design d. Scheme

Ans:0 – A ,0 – A


Which of the following medium is used for broadband local networks?
Options: Coaxial cable,    optic fiber,    CATV,    UTP

Ans:C ,C


. Which of the following is the most powerful computers?
Options: A) Mainframe Computer B) Mini Computers C) Micro Computers D) Super Computers

Ans:7-D,7-D

www.000webhost.com