. In Computer System Memory management operations are performed by

Options: User B. Hardware       C. Programmer D. Operating system

Ans:– D ,

Description: mcqquestions

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

Hits Today: 10221 | 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:

Which of the following statements is not true
Options: A structured chart is a sequential representation of program design,    the Real-Time system is a particular case of a on-line-system,    Batch totals are not incorporated while designing real-time applications,    4GLs are used for application proto typing

Ans:A ,A

. The __________ can be defined as an upside down mouse.
Options: a. trackpad b. trackball c. trackpoint d. trackwell

Ans:5 – b ,5 – b

Object code
Options: is ready to execute,    is the output of compilers, but not assemblers,    must be "loaded" before execution,    must be rewritten before execution

Ans:C ,C

. Which of the following is default location of saving and opening file?
Options: a. Desktop b. My computer c. My documents d. All of above

Ans:6 – c ,6 – c

. What PowerPoint feature will you use to apply motion effects to different objects of a slide?
Options: a.  Slide Transition b.  Slide Design c.  Animation Objects d.  Animation Scheme

Ans:3 – D ,3 – D

Which of the following is not an advantage of the data-base approach?
Options: elimination of the data redundancy,    ability to associate related data,    increased security,    program/data independence

Ans:E ,E

The emitter diode is usually
Options: Forward-biased,    Reverse-biased,    Nonconducting,    Operating in the breakdwon region

Ans:A ,A

.  To assign a macro to an event, users need to open the form in Design View.
Options: a.            event b.            property c.           title d.           macro

Ans:– a,– a

What causes the depletion layer?
Options: Doping,    Recombination,    Barrier potential,    Ions

Ans:C ,C

A greater proportion of time is spent in planning on the
Options: top management level,    middle management level,    lower management level,    All of the above

Ans:A ,A

An attribute that names or identifies entity instances is a(n):
Options: entity.,    attribute.,    identifier.,    relationship.

Ans:C ,C

What happens if you edited an image inserted in PowerPoint
Options: a. The original file that was inserted is not changed b. The original file that was inserted is changed c. The original file is changed when you save presentation d. None of above

Ans: – A , – A

What is required to enable the PC to emulate a graphics terminal?
Options: Software,    A laser printer,    A color monitor,    A graphics board

Ans:A ,A

Point out the error in the program? struct emp { int ecode; struct emp e; };
Options: Error: in structure declaration,    Linker Error,    No Error,    None of above

Ans:A ,A

. Which of the following is not an electronic computer?


Speech recognition:
Options: will never be used in industrial controls,    is already widely used in industrial controls,    will be used in more applications as the technology matures.,    All of the above

Ans:C ,C

A master document contains_________, each of which contains a pointer to a file on a
Options: A. Placeholders B. subdocuments C. bookmarks D. references

Ans:B ,subdocuments

To obtain the structure of an Oracle table, the command to use is:
Options: STRUCTURE [TableName].,    DESCRIBE [TableName].,    DESCRIBE STRUCTURE [TableName].,    DESC TABLE [TableName].

Ans:B ,B

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

Ans:C ,C

The 7-bit ASCII code widely used
Options: For data communication work,    In IBM mainframe models,    For coding external memory,    In large machines produced by non-IBM vendors

Ans:A ,A

Communication circuits that transmit data in both directions but not at the same time are operating in
Options: a simplex mode,    a half-duplex mode,    a full-duplex mode,    an asynchronous mode

Ans:B ,B

. Which of the following Format supports for Data Type Yes/No?
Options: a. Yes/No b. True/False c. On/Off d. All of Above

Ans:– d,– d

Which one of the following statements is true?
Options: The secondary voltage for a step-down power transformer is greater than the primary voltage,    The secondary current for a step-down power transformer is greater than the primary voltage,    Parallel RLC circuit operated below its resonant frequency,    purely resistive circuit

Ans:B ,B

What form of energy is used for creating static electricity?
Options: Solar energy,    Mechanical energy,    Chemical energy,    Light energy

Ans:D ,D

If you see a diskette with a piece of foil covering its notch, it is said to be
Options: write-protected,    copy-protected,    write-enabled,    foil-covered

Ans:A ,A

If the current gain is 200 and the collector current is 100 mA, the base current is
Options: 2 mA,    0.5 mA,    2 A,    200 A

Ans:B ,B

If the number of columns is selected 1 and the line between check box is marked, where is the line drawn?
Options:  A) in the left margin, B) in the right margin, C) both in left and right margin, D) None of Above, 


You are unsuccessful in telnetting into a remote device. What could the problem be? IP addresses are incorrect. Access control list is filtering Telnet. There is a defective serial cable. The VTY password is missing.
Options: 1 only,    3 only,    2 and 4 only,    All of the above

Ans:C ,C

. List Box and Text box
Options: a.  Are some other than that in a list box the bullets are enabled b.  Are different. List boxes are used to present lists and can’t be created with text boxes. c.  Both of above d.  None of above

Ans:1 – A ,1 – A

In MS Word, Ctrl+S is for …..
Options: a. Scenarios b. Size c. Save d. Spelling Check

Ans:–  C,–  C

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

The access method used for cassette tape is
Options: Direct,    Random,    Sequential,    All of the above


. When you start up the computer the boot up storage at which the BIOS versions manufacturer and data are displayed on the monitor is called
Options: a. Bootstrap b. Power on self test (POST) c. System configuration d. Kernel loading

Ans: b, b

A data dictionary is a special file that contains
Options: the names of all fields in all files,    the data types of all fields in all files,    the widths of all fields in all files,    All of the above

Ans:D ,D

Three-tier architecture includes which of the following?
Options: Three server layers,    A client layer and two server layers,    Two client layers and one server layer,    Three client layers

Ans:B ,B

What is the difference between ‘Open’ and ‘Open Exclusively’?
Options: a. Open statement opens access database files and Open Exclusively opens database files of other program like Oracle b. Open Exclusive locks whole database so that no one can access it whereas Open locks only the record that is being accessed c. Both Open and Open Exclusively are same d. Open Exclusive command does not exist in MS Access

Ans:ndash; b,ndash; b

. The Name box on to the left of formula bar
Options: a.  shows the name of workbook currently working on b.  shows the name of worksheet currently working on c.  shows the name of cell or range currently working on d.  None of above

Ans:– c,– c

The active cell:
Options: is defined by a bold border around the cell. B. Receives the data the user enters. C. It is the formula bar. D. Only A and B.

Ans:– D ,

Which of the following is true regarding RIPv2?
Options: It has a lower administrative distance than RIPv1.,    It converges faster than RIPv1.,    It has the same timers as RIPv1.,    It is harder to configure than RIPv1.

Ans:C ,C

. Which bar is usually located below that Title Bar that provides categorized options?
Options: a. Menu bar b. Status Bar c. Tool bar d. Scroll bar

Ans: –  A , –  A

Announcement of MIS implementation is made by
Options: operational level managers,    tactical level managers,    the president,    All of the above

Ans:D ,D

Which layer 1 devices can be used to enlarge the area covered by a single LAN segment? Switch NIC Hub Repeater RJ45 transceiver
Options: 1 only,    1 and 3,    3 and 4,    5 only

Ans:C ,C

What command is used to copy a file?
Options: tar,    cpio,    cp,    copy

Ans:C ,C

Which of the following commands is used to copy a file wb from the programs directory into a file called wbx in the misc directory?
Options: copy programs/wb misc/wbx,    cp programs/wb misc/wbx,    tar programs/wb misc/wbx,    copy a:programs/wb b:misc/wbx

Ans:B ,B

The component of an ICAI (Intelligent Computer-Asslsted Instruction) presenting information to the student is the:
Options: student model,    problem-solving expertise,    tutoring module,    All of the above

Ans:C ,C

Which of the following protocol is/are defined in Transport layer?
Options: FTP B. TCP C. UDP D. B & C

Ans: – D ,

The first microprocessors produced by Intel Corpn. and Texas Instruments were used primarily to control small
Options: microwave ovens,    washing machines,    calculators,    personal computers

Ans:C ,C

The strategy of allowing processes that are logically runnable to be temporarily suspended is called
Options: preemptive scheduling,    non preemptive scheduling,    shortest job first,    first come first served

Ans:A ,A

Which of the following is not a basic element within the microprocessor?
Options: microcontroller,    arithmetic-logic unit (ALU),    temporary register,    accumulator

Ans:A ,A

Assume integer is 2 bytes wide. What will be the output of the following code? #include<stdio.h> #include<stdlib.h> #define MAXROW 3 #define MAXCOL 4 int main() { int (*p)[MAXCOL]; p = (int (*) [MAXCOL])malloc(MAXROW *sizeof(*p)); printf("%d, %d\n", sizeof(p), sizeof(*p)); return 0; }
Options: 2, 8,    4, 16,    8, 24,    16, 32

Ans:A ,A