In which type of the following OS, the response time is very crucial. A)  Network Operating System B)  Real Time Operating System C)  Batch Operating System D)  Unix Operating System


Options:

Ans:– B ,


Description: mcqquestions

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

Hits Today: 5161 | 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 types of fonts are best suitable for titles and headlines
Options: a. serif fonts b. sans serif fonts c. text fonts d. picture fonts

Ans:3 – B ,3 – B


If a firm wanted to transmit data from 1,000 punched cards to a remote computer, they would use a(n)
Options: POS terminal,    data collection terminal,    batch processing terminal,    intelligent terminal

Ans:C ,C


. All of the following are task performed by the operating system except
Options: a. Managing hardware on the computer b. Controlling the access that application program has to the CPU c. Performing housekeeping task like file compression and disk defragmentation d. Provides an interface for user to interact with computer

Ans:1 – c ,1 – c


DNS is the abbreviation of
Options:  Dynamic Name System B.  Dynamic Network System C.  Domain Name System D.  Domain Network Service

Ans:– C ,


. What is an intersection of a row and a column?
Options: a. Form b. Cursor c. Cell d. Record

Ans:– c,– c


. Save operation means
Options: a. Put data into processor b. Put data into internal memory c. Put data into secondary storage d. Put data into monitor

Ans:9 – c ,9 – c


. Which of the following statement about directories is false?
Options: a. Directories can exist inside directories b. The root directory is always at the highest level c. Directories cannot be renamed d. Directories can be deleted

Ans:6 – c ,6 – c


In laser technology, what happens during the transfer stage?
Options: Residual toner is transferred to the waste receptacle,    The laser transfers the image from the drum to the paper,    The image is transferred from the drum to the paper,    A negative charge is transferred to the surface of the drum

Ans:C ,C


. You can check the conditions against __________ when applying conditional formatting
Options: a. Cell value b. Formula c. Both of above d. None of above

Ans:– c,– c


Which one of the following statements most accurately applies to the frequency of a waveform?
Options: The actual frequency of a sine waveform is 1.41 times the working frequency,    Unless specified otherwise, the frequency of a waveform is assumed to be 60 Hz,    The higher the amplitude of a waveform, the higher its frequency,    The longer the period of a waveform, the lower its frequency

Ans:A ,A


Point out the error in the following program. #include<stdio.h> #include<stdlib.h> int main() { int *a[3]; a = (int*) malloc(sizeof(int)*3); free(a); return 0; }
Options: Error: unable to allocate memory,    Error: We cannot store address of allocated memory in a,    Error: unable to free memory,    No error

Ans:B ,B


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

Ans:B ,B


The Average case occur in linear search algorithm
Options: a. When Item is somewhere in the middle of the array b. When Item is not in the array at all c. When Item is the last element in the array d. When Item is the last element in the array or is not there at all  

Ans:a,a


. How do you rearrange the data in ascending or descending order?
Options: Data, Sort B. Data, Form C. Data, Table D. Data Subtotals

Ans: – A ,


. A __________ enables you to view data from a table based on a specific criterion
Options: a. Form b. Query c. Macro d. Report

Ans:0 – b ,0 – b


. The Software which contains rows and columns is called ______
Options: a. Database b. Drawing c. Spreadsheet d. Word processing

Ans:– c,– c


. Which of the following is not a database application?
Options: a. dBase b. Flash c. FoxPro d. Access

Ans:– b,– b


CASE tools do not include which of the following features?
Options: Help to draw data models,    Help to generate code,    Help to manage people,    Create an information repository

Ans:C ,C


In this instance, dirty reads are disallowed, while nonrepeatable reads and phantom reads are allowed.
Options: Read committed,    Read uncommitted,    Repeatable read,    Serializable

Ans:A ,A


. If you will be displaying or printing your document on another computer, you’ll want to make sure and select the _____________ option under the ‘Save’ tab.
Options: a. Embed Fonts b. Embed True Type Fonts c. Save True Type Fonts d. Save Fonts

Ans:– B,– B


A card on the top of pack of cards containing information about the cards in the pack is
Options: Punched card,    Card punch,    Reader card,    Punched paper tape

Ans:C ,C


. Which is an internal command?
Options: a. Scandisk b. XCOPY c. Deltree d. None of the above

Ans:1 – d ,1 – d


Which of the following commands is used to assign executable permission to the owner of the file named "note"?
Options: chmod g+x note,    chmod u+w note,    chmod u+x note,    chmod ugo+x note

Ans:C ,C


When was punched-card equipment used for the first time to process the British census?
Options: 1910,    1907,    1911,    1914

Ans:C ,C


Magnetic tape can serve as
Options: Input media,    Output media,    Secondary storage media,    All of the above

Ans:D ,D


The first firm to mass-market a microcomputer as a personal computer was
Options: IBM,    Sperry Univac,    Radio Shack,    Data General Corporation

Ans:C,C


. DOS stand for
Options: a. Dummy operating system b. DOS operating system c. Dirty operating system d. Disk operating system

Ans:5 – d ,5 – d


What input values will cause an AND logic gate to produce a HIGH output?
Options: At least one input is HIGH.,    At least one input is LOW.,    All inputs are HIGH.,    All inputs are LOW.

Ans:C ,C


Indicate which is a pre-emptive scheduling algorithm
Options: Round-robin,    Shortest-job-next,    Priority-based,    All of the above

Ans:A ,A


The SQL -92 wildcards are ____ and ____ .
Options: asterisk (*); percent sign (%),    percent sign (%); underscore (_),    underscore(_); question mark (?),    question mark (?); asterisk (*)

Ans:B ,B


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


During the maintenance phase
Options: System requirements are established,    System analysis is carried out,    Programs are tested,    All of the above

Ans:E ,E


How many protons does the nucleus of a silicon atom contain?
Options: 4,    29,    14,    48

Ans:C ,C


. The capacity of 3.5 inch floppy disk is

Options: A) 1.40 MB B) 1.44 GB C) 1.40 GB D) 1.44 MB

Ans:D,D


. Which is not utility program?
Options: a. Backup b. Scandisk c. Data recovery d. XCOPY

Ans:8 – d ,8 – d


. What will be the result if you type =A1=B1 in cell C1?
Options: a. Yes or No b. True or False c. Value of A1 d. Value of B1

Ans:– b,– b


An oval represents which of the following in an EER?
Options: Attribute,    Entity,    Optional One,    Relationship

Ans:A ,A


In which of the following terminals the screen is regarded as an array of pixels, where each pixel is either on or off?
Options: Character map terminal,    Bit map terminal,    RS-232 C terminal,    All of the above

Ans:B ,B


The vice-president of information has primary responsibility for
Options: recognizing information needs,    preparing an MIS study proposal,    setting MIS objectives,    establishing MIS constraints

Ans:B ,B


. Which of the following is not a system tool?
Options: a. Scandisk b. Drive space c. Disk defragmenter d. Doskey

Ans:4 – d ,4 – d


. “Qtr 1, Qtr 2, Qtr 3” is an example of a
Options: a. Formula b. Function c. Series d. Syntax

Ans:– c,– c


. Which of the following toolbars provides different options in various master views?
Options: a. Common tasks toolbar b. Drawing toolbar c. Formatting toolbar d. Standard toolbar

Ans:7 – A ,7 – A


Any device that performs signal conversion is
Options: Modulator,    Modem,    Keyboard,    Plotter

Ans:A ,A


Microsoft Access is a
Options: a. RDBMS b. OODBMS c. ORDBMS d. Network database model

Ans:ndash; a,ndash; a


LISP machines also are known as:
Options: AI workstations,    time-sharing terminals,    super mini computers,    All of the above

Ans:A ,A


A reflective marker that indicates the end of the usable tape is
Options: End user,    End-of-tape,    Optical mark reader,    FAX

Ans:B ,B


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


Which computer was considered the first electronic computer until 1973 when court invalidated the patent?
Options: A) ENIAC B) MARK I C) Z3 D) ABC

Ans:-A,-A


Which menu do you choose to shade words and paragraph?
Options: format, borders and shading, insert, borders and shading, view, shading,none of the above

Ans:D ,


The accident file is commonly updated in the
Options: accident and claims data system,    payroll system,    employment control reporting system,    personnel activity reporting system

Ans:A ,A

www.000webhost.com