An operating system is a program or a group of programs that

Options: Helps in checking the spelling of Word B. Maintain the relationship in Database C. Manages the resources of the Computer D. Performs the calculations of cells in Excel

Ans:– C ,

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More Operating System Related questions:

Which disk interface standard includes support for up to eight peripheral devices?
Options: ST50G/412,    IDE,    SCSI,    ESDI

Ans:C ,C

. To start slide show of a presentation
Options: a.  Hit F5 key b.  From Slide Show menu choose View Show option c.  From Slide Show menu choose Rehearse timing d.  Both a & b

Ans:8 – D ,8 – D

Which one of the following statements is true for the voltages in a series RC circuit?
Options: The total voltage is equal to the sum of the voltages across the resistance and capacitance,    The voltage always has the same amplitude and phase for every part of the circuit,    The total voltage is less than the sum of the voltages across the resistance and capacitance,    The total voltage is greater than the sum of the voltages across the resistance and capacitance

Ans:C ,C

What is the file extension used by WIN95 to back up registry file when windows starts?
Options: .dat,    .dao,    .bak,    .tmp

Ans:B ,B

Compared to an open-loop system, a closed-loop control system is:
Options: more accurate,    more complex,    more stable,    All of the above

Ans:D ,D

. How to change the order of Slides in Presentation?
Options: a. On Slide Sorter View, click on the Soft Slides b. On Slide Sorter View, click on the slide and drag to required position c. On Slide Thumbnail view, click on the slide and drag to required position d. Slides order cannot be changed once it created

Ans:2 – B ,2 – B

When connecting two internal SCSI hard disks to a computer, where do you connect the second hard drive?
Options: Any open SCSI port on the computer,    A Serial port on the first host adapter,    An open parallel port on the computer,    An open SCSI port on the first hard drive

Ans:A ,A

The situation when in a linked list START=NULL is
Options: a. underflow b. overflow c. housefull d. saturated  


.  The VB Name used to display the warning message icon is _______.
Options: a.            vbCritical b.           vbInformation c.           vbExclamation d.            vbQuestion

Ans:– c,– c

It is most important that the data produced by a payment system be
Options: accurate,    authoritative,    relevant,    newsworthy

Ans:A ,A

When a key is pressed on the keyboard, which standard is used for converting the keystroke into the corresponding bits?

Ans:– A ,

. how would you create the following diagram in PowerPoint
Options: a. Use auto shapes and the drawing toolbar to create the diagram and design it b. Open the diagram gallery from the drawing toolbar and choose this diagram type c. Use the chart command on the insert menu to import the diagram d. All of above

Ans:3 – B ,3 – B

What is the maximum distance with maximum data rate for 802.11g?
Options: About 65-75 feet,    About 90-100 feet,    About 150 feet,    Over 200 feet

Ans:B ,B

What should you do if you require pasting the same format in many places?
Options:  A) Click the Format painter and go on pasting in many places holding Alt Key, B) Double click the format painter then go on pasting in many places, C) Click the format painter then go on pasting to many places holding Ctrl Key, D) All of above,


A farad is defined as the amount of capacitance necessary for:
Options: dissipating 1 W of power,    causing an ac phase shift greater than 90 degree,    storing 1 V for 1 second,    changing the voltage on the plates at the rate of 1 V per second when 1 A of current is flowing

Ans:D ,D

. Long text can be broken down into many lines within a cell. You can do this through
Options: a.  Wrap Text in Format >> Cells b.  Justify in Edit >> Cells c.  Text Wraping in Format >> Cells, Layout tab d.  All of above

Ans:– a,– a

The report card and merit list forms the
Options: Output data,    Data processing,    Central Processing,    Input data

Ans:A ,A

What will be the output of the program? #include<stdio.h> int main() { struct s1 { char *z; int i; struct s1 *p; }; static struct s1 a[] = {{"Nagpur", 1, a+1} , {"Chennai", 2, a+2} , {"Bangalore", 3, a} }; struct s1 *ptr = a; printf("%s,", ++(ptr->z)); printf(" %s,", a[(++ptr)->i].z); printf(" %s", a[--(ptr->p->i)].z); return 0; }
Options: Nagpur, Chennai, Bangalore,    agpur, hennai, angalore,    agpur, Chennai, angalore,    agpur, Bangalore, Bangalore

Ans:D ,D

One data dictionery software package is called
Options: a. DB/DC dictionary b. TOTAL c. ACCESS d. Datapac

Ans:A ,DB/DC dictionary

. Which is not a view for displaying a report object?
Options: a. Datasheet view b. Design view c. Print preview d. Layout preview

Ans:– a,– a

Which of the following is characteristic of an operating system?
Options: resource management,    error recovery,    memory management,    All the above

Ans:D ,D

Computer-based controllers:
Options: should be built in a modular fashion wherever possible,    are very difficult to change,    are very flexible,    (a) and (c) above

Ans:D ,D

Which of the following products was an early implementation of the relational model developed by E.F. Codd of IBM?
Options: IDMS,    DB2,    dBase-II,    R:base

Ans:B ,B

. A collection of related tables is called
Options: a. Row b. Record c. Database d. File

Ans:– c,– c

How long is an IPv6 address?
Options: 32 bits,    128 bytes,    64 bits,    128 bits

Ans:D ,D

. What is meant by a dedicated computer?
Options: A) Which is used by one person only B) Which is assigned one and only one task C) Which uses one kind of software D) Which is meant for application software


Most networks are connected to other local area or wide area networks. Select the best fit for answer:
Options: Internet works,    The Internet,    Internet revolution,    Internet technologies

Ans:A ,A

. Which criteria do not return the position “Officer” as a match?
Options: a. position = “*ff*” b. position = “O??icer” c. position = ” ?ff*” d. position = “O#r”

Ans:– d,– d

Which of these schools was not among the early leaders in AI research?
Options: Dartmouth University,    Harvard University,    Massachusetts Institute of Technology,    Stanford University

Ans:B ,B

A memory in which the information is stored last is on top & is retrieved first is known as
Options: PROM,    Buffer,    Stack,    RAM

Ans:C ,C

Which file format can be added to a PowerPoint show?
Options: a. .jpg b. .gif c. .wav d. All of the above

Ans: – D , – D

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


The computer can potentially be used to monitor most of our actions, thus robbing us of _____
Options: tapping,    privacy,    back log,    security

Ans:B ,B

All the instructions and procedures needed to start up a computer, to the point it can load an operating system, are stored in ROM chips. In IBM compatible PCs this is called the _____
Options: RAM BIOS,    ROM BIOS,    EPROM,    POST


Two dimensional arrays are also called
Options: a. tables arrays b. matrix arrays c. both of above d. none of above  


Which of the following correctly shows the hierarchy of arithmetic operations in C?
Options: / + * -,    * - / +,    + - / *,    / * + -

Ans:D ,D

System prototyping helps the designer in
Options: making the programmers understand how the system will function.,    communicating to the user, quickly, how the system, when developed, will look like and get a feedback.,    giving a demo of the software, to the system manager to whom he reports,    both (a) and (b)

Ans:B ,B

Cascade update option in MS-Access means?
Options: a. means do not change the value in the primary key field if that record has related records in another table, b. means change all the related records in child tables if the record in the parent table is changed, c. Both of above, d. None of the above

Ans:C,Both of above

. You can switch from one program to another by clicking within the desired program’s icon from the
Options: a. Application icon on desktop b. Application icon from taskbar c. Folder d. None of above

Ans:9 – b ,9 – b

A device that prints one character at a ! time is kknown as
Options: Laser printer,    Line printer,    Character printer,    Dot-Matrix printer

Ans:C ,C

Where can you change the vertical alignment?
Options:  A) Formatting toolbar, B) Paragraph dialog box, C) Page Setup dialog box, D) Standard toolbar,


In LISP, the function assigns the symbol x to y is
Options: (setq y x),    (set y = 'x'),    (setq y = 'x'),    (setq y 'x')

Ans:D ,D

The probability that a single bit will be in error on a typical public telephone line using 4800 bps modem is 10 to the power -3. If no error detection mechanism is used, the residual error rate for a communication line using 9-bit frames is approximately equal to
Options: 0.003,    0.009,    0.991,    0.999

Ans:B ,B

The calculation instructions in an algorithm should state _____.
Options: Only what is to be calculated,    Only how to calculate something,    Both what is to be calculated and how to calculate it,    Both what is to be calculated and why is it calculated

Ans:C ,C

EDP auditing has become popular since
Options: 1980,    1950,    1970,    1975

Ans:C ,C

Which of the following database object hold data?
Options: a. Forms b. Reports c. Queries d. Tables

Ans:ndash; d,ndash; d

A name applied by Intel corp. to high speed MOS technology is called
Options: HDLC,    LAP,    HMOS,    SDLC


What is the most significant difference between the USB and IEEE1394 standards?
Options: IEEE 1394 is faster,    USB does not support USB,    USB is plug and play,    IEEE 1394 is hot swappable

Ans:A ,A

Which of the following is responsible for coordinating various operations using timing signals?
Options: Arithmetic-logic Unit,    Control unit,    Memory unit,    Input/Output unit

Ans:B ,B

. 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:5 – A ,5 – A