What is a compiler?


Options:  A compiler does a conversion line by line as the program is run B.  A compiler converts the whole of a higher level program code into machine code in one step C.  A compiler is a general purpose language providing very efficient execution D.  None of the above

Ans:– B ,


Description: mcqquestions

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

Hits Today: 9353 | 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 Fundamental Related questions:


Probabilities range from
Options: .00 to .1,    .00 to 1.00,    00 to 100,    All of the above

Ans:B ,B


Which of the following is considered a direct-entry input device?
Options: optical scanner,    mouse,    light pen,    All of the above

Ans:D,All of the above


Which of the following is the main Apache configuration file?
Options: /etc/apache.conf,    /etc/httpd/config.ini,    /etc/httpd/conf/httpd.conf,    /etc/srm.conf

Ans:C ,C


In order to edit a chart, you can
Options: a. Triple click the chart object b. Click and drag the chart object c. Double click the chart object d. Click the chart object

Ans: – C , – C


Which of the following indicates the minimum number of entities that must be involved in a relationship?
Options: Minimum cardinality,    Maximum cardinality,    ERD,    Greater Entity Count (GEC)

Ans:A ,A


On a dot matrix printer, you should never lubricate which part?
Options: carriage rails,    printhead pins,    paper advance bearings,    carriage bearings

Ans:B ,B


With which network type will OSPF establish router adjacencies but not perform the DR/BDR election process?
Options: Point-to-point,    Backbone area 0,    Broadcast multi-access,    Non-broadcast multi-access

Ans:A ,A


The total capacitive reactance of a parallel capacitor circuit is:
Options: equal to the sum of the individual capacitive-reactance values,    equal to the sum of the individual capacitance values,    equal to the source voltage divided by total current,    less than the capacitance value of the smallest capacitor

Ans:C ,C


Page-Table length register (PTLR) indicates size of
Options: Page Table B. Paging File C. Main Memory D. Virtual Memory

Ans:– A ,


. Which command is used to copy the contents of one disk to another
Options: a. Diskcopy b. Delete c. Copy con d. Ctrl + Alt

Ans:4 – a ,4 – a


MSD exe does not have information on:
Options: cache,    video,    operation system,    com ports

Ans:A ,A


A rule of thumb for choosing indexes for a relational database includes which of the following?
Options: Indexes are more useful on smaller tables.,    Indexes are more useful for columns that do not appear frequently in the WHERE clause in queries.,    Do not specify a unique index for the primary key of each table.,    Be careful indexing attributes that have null values.

Ans:D ,D


What will be the output of the program? #include<stdio.h> int main() { int i; i = scanf("%d %d", &i, &i); printf("%d\n", i); return 0; }
Options: 1,    2,    Garbage value,    Error: cannot assign scanf to variable

Ans:B ,B


79. Which would you choose to save a document with a new name?
Options: a. Press Ctrl+S b. Click File, Save c. Click Tools, Options, Save d. Click File, Save As

Ans:–  D ,–  D


A register organized to allow to move left or right operations is called a ____
Options: Counter B. Loader C. Adder D. Shift register

Ans:– D ,


Header labels contain
Options: creation data,    control totals,    both (a) and (b),    neither (a) nor (b)

Ans:A ,A


The fastest type of memory from the following list is
Options: tape,    semiconductor memory,    disk,    bubble memory

Ans:B ,B


Computers in a LAN can be interconnected by radio and infrared technologies.
Options: Wireless LANs,    Network Topologies,    Multiplexer,    Modem

Ans:A ,A


The secondary voltage for a certain power transformer is twice the voltage applied to the primary. The current flowing in the secondary winding will be:
Options: One-half the primary current,    Same as the primary current,    Twice the primary current,    No more than 10% less than the primary current

Ans:A ,A


A common way to take x, y coordinates off a drawing is to use a
Options: light pen,    digitiser,    Direct view storage tube (DVST),    Tablet

Ans:B ,B


. You can set the width taskbar area and different components in it
Options: a. By right click and set width menu b. If the taskbar is not yet locked c. If the applications are not opened d. If other toolbars are not enabled

Ans:2 – b ,2 – b


. Main storage is also called
Options: A) Accumulator B) Control Unit C) Register Unit D) Memory

Ans:7-D,7-D


. Which of the following memories has the shortest access times?

Options: A) Cache memory B) Magnetic bubble memory C) Magnetic core memory D) RAM

Ans:A,A


The difference between memory and storage is that memory is _____ and storage is __
Options: A) Temporary, permanent B) Permanent, temporary C) Slow, fast D) All of above

Ans:-A,-A


. ASCII and EBCDIC are the popular character coding systems. What does ASCII stand for?
Options: A) American Stable Code for International Interchange B) American Standard Case for Institutional Interchange C) American Standard Code for Information Interchange D) American Standard Code for Interchange Information

Ans:C,C


. To edit an already inserted embedded organization chart object by
Options: a. Double Click on the organization chart object b. CTRL + Click on the organization chart object c. SHIFT + Click on the organization chart object d. None of the above

Ans:4 – A ,4 – A


The MIS consists of
Options: the central processing unit of the computer only.,    the central processing unit of the computer and input/output units only,    the central processing unit of the computer, input/output units, and data storage units only,    All of the above

Ans:E ,E


. Which file system Windows 95 typically use?
Options: a. FAT 16 b. FAT 32 c. NTFS d. LMFS

Ans:7 – b ,7 – b


Who is the creator of the PASCAL language?
Options: Niklaus Wirth,    Dijkstra,    Donald Knuth,    Basic Pascal

Ans:A,A


.   One way to make a PowerPoint slide display animations is to:
Options: a. Select the slide in normal view; and click Format, Animation b. Click the PowerPoint window and move it around vigorously with the mouse for a manual animation effect c. Select the slide in slide sorter view, right click and choose preset animations from the shortcut menu d. PowerPoint does not have an animation feature

Ans:1 – C ,1 – C


A disk scheduling algorithm in an operating system causes the disk arm to move back and forth across the disk surface in order to service all requests in its path. This is a
Options: First come first served,    Shortest Seek Time First (SSTE),    Scan,    FIFO

Ans:C ,C


. Slide Transaction can be apply to
Options: a. Current Slide b. Selected Slides c. All Slides d. All of the above

Ans:5 – D ,5 – D


Regarding a VDU, Which statement is more correct?
Options: A) It is an output device B) It is an input device C) It is a peripheral device D) It is hardware item

Ans:-C,-C


The register or main memory location which contains the effective address of the operand is known as
Options: pointer,    indexed register,    special location,    scratch pad

Ans:A ,A


Why is the width of the data bus so important to the processing speed of a computer?
Options: The narrower it is, the greater the computer's processing speed,    The wider it is, the more data that can fit into main memory,    The wider it is, the greater the computer's processing speed,    The wider it is, the slower the computer's processing speed

Ans:C ,C


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

Ans:A,(Aanswer


When using SQL*Plus, Oracle commands, column names, table names and all other database elements:
Options: are case insensitive.,    are case sensitive.,    must always be in lower case.,    must always be in upper case.

Ans:A ,A


In which of the following situations might a blind search be acceptable?
Options: real-life situation,    complex game,    small search space,    All of the above

Ans:C ,C


. Which of the following statements does NOT hold true for the Top Values property?
Options: a. The Top Values property displays only the highest values from the query. b. The Top Values property requires the fields to have a defined sort order. c. The Top Values property finds a specified number of records. d. The Top Values property finds a specified percentage of records.

Ans:1 – a ,1 – a


Where do you load the CD Rom drivers?
Options: Autoexec.bat,    Control Panel/Drivers,    Into Upper memory,    Config.sys

Ans:D ,D


Which of the following memories contains a thin film of magnetic material sandwitched between two permanent bias magnets?
Options: ROM,    Magnetic disk,    Core memory,    Bubble memory

Ans:C,C


The third generation of computers covers the period:
Options: 1971-1982,    1982-1994,    1959-1964,    1965-1971

Ans:D ,D


. You can use the formula pallette to
Options: a.  format cells containing numbers b.  create and edit formula containing functions c.  enter assumptions data d.  copy a range of cells

Ans:– b,– b


. Which access method is used to access cassette tape?
Options: A) Direct B) Sequential C) Both of the above D) None of the above

Ans:9-B,9-B


An object can have which of the following multiplicities?
Options: Zero,    One,    More than one,    All of the above.

Ans:D ,D


Identify the class name for the following code: ABC123 course();
Options: ABC123,    course,    course(),    All of the above.

Ans:A ,A


MRP stands for
Options: management resource planning,    marketing research planning,    manufacturing resource planning,    material requirements planning

Ans:D ,D


The primary interactive method of communication used by humans is:
Options: reading,    writing,    speaking,    All of the above

Ans:C ,C


. A characteristic of card systems is:
Options: A) Slowness in processing data B) Using cards as records of transactions C) Needing a larger DP staff D) All of the above

Ans:D,D


The invention of the slide rule is attributed to
Options: Babbage,    Oughtred,    Pascal,    Napier

Ans:B ,B

www.000webhost.com