The operating system creates _____ from the physical computer


Options: Virtual space B. Virtual computers      C. Virtual device D. None

Ans:– B ,


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More Operating System Related questions:


What will be the output of the program? #include<stdio.h> #define str(x) #x #define Xstr(x) str(x) #define oper multiply int main() { char *opername = Xstr(oper); printf("%s\n", opername); return 0; }
Options: Error: in macro substitution,    Error: invalid reference 'x' in macro,    print 'multiply',    No output

Ans:C ,C


“Ctrl + Down Arrow” is used to
Options: a. Moves the cursor one paragraph down b. Moves the cursor one line down c. Moves the cursor one page down d. Moves the cursor one screen down

Ans:–  A,–  A


The monitor power LED is 'on' but the monitor screen is completely dark. The least likely cause of the problem is:
Options: Defect in the computers video circuitry,    Disconnected video cable,    Defective monitor,    System RAM problem

Ans:D ,D


Which of the following is not one of the factors affecting the difficulty of the MIS project?
Options: objectives of the firm,    the existing MIS,    management abilities,    employee attitude

Ans:C ,C


The function of CPU is
Options: to provide a hard copy,    to read, interpret and process the information and instruction,    to communicate with the operator,    to provide external storage of text

Ans:B ,B


Communication ports are found on the back of microcomputers. They are used to connect the computer to _____
Options: printers,    modems,    other hardware,    All of the above

Ans:D ,D


The process used to set up a programs once the system is operational is
Options: Operating system,    Black bon,    Boot strap,    Utility

Ans:C ,C


  MICR stands for A.  Magnetic Ink Character Reader B.  Magnetic Ink Code Reader C.  Magnetic Ink Case Reader D.  None of the above
Options: Keyboard B. System Bus C. Monitor D. Memory

Ans:– A ,


Aggregation is which of the following?
Options: Expresses a part-of relationship and is a stronger form of an association relationship.,    Expresses a part-of relationship and is a weaker form of an association relationship.,    Expresses an is-a relationship and is a stronger form of an association relationship.,    Expresses an is-a relationship and is a weaker form of an association relationship.

Ans:A ,A


You can use the formula palette to
Options: a. Format cells containing numbers b. Create and edit formulas containing functions c. Enter assumptions data d. Copy a range of cells

Ans:#8211; b,#8211; b


What will be the output of the program ? #include<stdio.h> int main() { enum days {MON=-1, TUE, WED=6, THU, FRI, SAT}; printf("%d, %d, %d, %d, %d, %d\n", ++MON, TUE, WED, THU, FRI, SAT); return 0; }
Options: -1, 0, 1, 2, 3, 4,    Error,    0, 1, 6, 3, 4, 5,    0, 0, 6, 7, 8, 9

Ans:B ,B


A recursive relationship is a relationship between an entity and ________ .
Options: itself,    a subtype entity,    an archetype entity,    an instance entity

Ans:A ,A


. Who is called a supervisor of computer activity?
Options: a. Memory b. Operating System c. I/O Devices d. Control Unit

Ans:5 – b ,5 – b


Point out the error in the following program. #include<stdio.h> #include<stdlib.h> int main() { static char *p = (char *)malloc(10); return 0; }
Options: Error: Lvalue required,    Error: Rvalue required,    Error: invalid *p declaration,    No error

Ans:D ,D


What does the show check box in query design window indicate
Options: a. It indicates whether the field is to be used or not b. It indicates whether the field is to be displayed in query result or not c. It indicates whether the field names to be displayed in query result or not d. None of above

Ans:ndash; b,ndash; b


How may standard levels of interrupts are provided on the 8-bit ISA bus (XT-class computer)?
Options: 4,    8,    12,    16

Ans:B ,B


Systems software is a program that directs the overall operation of the computer, facilitates its use and interacts with the users. What are the different types of this software?
Options: Operating system,    Languages,    Utilities,    All of the above

Ans:D ,D


. The command to display the contents of a file fast.it
Options: a. TYPE it fast b. COPY fast.it CON c. COPY CON fast.it d. None of above

Ans:3 – c ,3 – c


Which access method is used for obtaining a record from a cassette tape
Options: direct,    sequential,    random,    All of the above

Ans:B ,B


Which generation of computers is covered by the period 1964-77?
Options: First,    Second,    Third,    Forth

Ans:C ,C


At room temperature a conductor has low many holes?
Options: Same number as free electrons,    many,    Only those produced by thermal energy,    less than the free electrons

Ans:A ,A


Which of the following is not currently a topic in computer science?
Options: Speech recognition,    Artificial intelligence,    Thermodynamics,    Multiprocessing

Ans:C,C


Which Chart can be created in Excel?
Options: Area B. Line C. Pie D. All of the above

Ans:– D ,


Which of the following TCP/IP protocol is used for transferring electronic mail messages from one machine to another?
Options: FTP,    SNMP,    SMTP,    RPC

Ans:C ,C


COM 4 uses which I/O port?
Options: 2F8H,    3F8H,    3E8H,    2E8H

Ans:D ,D


An intrusion detection system does not perform which of the following?
Options: Tries to identify attempts to hack into a computer system.,    May monitor packets passing over the network.,    May transmit message packets to the correct destination.,    Set up deception systems that attempt to trap hackers.

Ans:C ,C


0. What is the use of “All Caps” feature in MS-Word?
Options: It changes all selected text into Capital Letter B. It adds captions for selected Image C. It shows all the image captions D. None of the above

Ans: – A ,


An output device that converts data from a binary format in main storage to coded hole patterns punched into a paper tape is
Options: Paper tape punch,    Punched paper tape,    Magnetic disk,    Magnetic tape.

Ans:A ,A


The files stored on a secondary stage device are composed of a hierarchy of data. What does a record in a file contain?
Options: Bits,    Characters,    Data field,    Schema

Ans:C ,C


A characteristic of a multiprogramming system is:
Options: simultaneous execution of program instructions from two applications,    concurrent processing of two or more programs,    multiple CPUs,    All the above

Ans:B ,B


. Which of the following is not available on the Ruler of MS Word screen?
Options: a. Tab stop box b. Left Indent c. Right Indent d. Center Indent

Ans:– D,– D


The transport layer protocol is connectionless.
Options: NVT,    FTP,    TCP,    UDP

Ans:D ,D


. Multiple calculations can be made in a single formula using…..
Options: Standard Formulas B. Array Formula C. Complex Formulas D. Smart Formula

Ans: – B ,


As opposed to detailed transaction information, the management information system (MIS) responds to the need for
Options: electronic data processing,    managerial information,    accounting application,    utility billing information

Ans:B ,B


18. Which of the following command display the name of files in sorted order?
Options: a. Dir/o:n b. Dir/so c. Dir/an d. Dir/ah

Ans:Correct Answer: a,Correct Answer: a


Which was the most popular first generation computer?
Options: A) IBM 1650 B) IBM 360 C) IBM 1130 D) IBM 2700

Ans:-A,-A


. You can automatically adjust the size of text in a cell if they do not fit in width by
Options: a. Double clicking on the right border of column header b. From Format choose Columns and then Autofit Selection c. From Format Cells dialog box mark Shrink to fit check box d. All of above

Ans:– c,– c


    If you don’t know the current time, which command will you use to display
Options: a.    Copy b.    Ver c.    Time d.    Format

Ans:.a,Correct Answer: c. Time


To connect a computer with a device in the same room, you might be likely to use
Options: a coaxial cable,    a dedicated line,    a ground station,    All of the above

Ans:A ,A


The software used to convert source program instructions to object instruction is known as
Options: Compiler,    Assembler,    Interpreter,    Language processor

Ans:D ,D


Which would you have to upgrade to install an EIDE drive?
Options: RAM BIOS,    A 286 CPU,    Controller board,    ISA motherboard

Ans:C ,C


. Disk copy command in DOS is used to
Options: a. Copy a file b. Copy contents of one floppy disk to another c. Copy contents of CD-ROM to another d. All of the above

Ans:Correct Answer: b ,Correct Answer: b


An Excel Workbook is a collection of …….
Options: Workbooks B. Worksheets C. Charts D. Worksheets and Charts

Ans:– D ,


Which of the following computer language is used for artificial intelligence?
Options: FORTRAN,    PROLOG,    C,    COBOL

Ans:B,(Banswer


The most common addressing techiniques employed by a CPU is
Options: a . immediate b . direct c . indirect e . all of the above

Ans:4.e,4.e


Name the two persons who were the first to develop a model of the microprocessor chip.
Options: Marcian Ted Hoff,    Victor Poor,    Harry pyle,    Both (b) and (c)

Ans:D ,D


Which area in an Excel window allows entering values and formulas?
Options: Title Bar B. Menu Bar C. Formula Bar D. Standard Tool Bar

Ans:– C ,


The value of a capacitor can be made larger by:
Options: increasing the area of the plates,    decreasing the area of the plates,    increasing the frequency of the applied voltage,    increasing the voltage applied to the plates

Ans:A ,A


The DROP TABLE statement:
Options: deletes the table structure only.,    deletes the table structure along with the table data.,    works whether or not referential integrity constraints would be violated.,    is not an SQL statement.

Ans:B ,B


At the time of system study, flowcharts are drawn using
Options: non-standard symbols,    general symbols,    abbreviated symbols,    specific symbols

Ans:B ,B

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