An operating system intended for use on microprocessor based systems that support a single user is

Options: PC-DOS,    MS-DOS,    UNIX,    CP/M



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

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More Computer Fundamental Related questions:

The primary job of the operating system of a computer is to
Options: command resources,    manage resources,    provide utilities,    be user friendly

Ans:B ,B

The user communicates directly with the computer through its peripheral devices is known as
Options: On-line processing,    Remote-terminal processing,    Batch mode processing,    Intelligent terminal Processing

Ans:A ,A

_____ decisions are those decisions for which policy standards or guidelines are already established.
Options: programmable,    control,    predictive reports,    relevant

Ans:A ,A

On PC power supplies, the wire attached to pin one is usually:
Options: blue or red,    blue or white,    red or black,   white or orange

Ans:white or orange,D

. Line spacing refers to
Options: a. The space between the lines of text b. The height of the line c. The length of the line d. a and c

Ans:6 – A ,6 – A

. Which of the following statements about a tab control in a form is incorrect?
Options: a. It can contain only one object. b. It defines a layered space. c. It is a control object. d. It is created in multipage forms.

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How many bits can be stored in the 8K RAM?
Options: 8000,    8192,    4000,    4096

Ans:B ,B

Which command is used to set the three permissions for all the three categories of users of a file?
Options: chgrp,    chown,    chmod,    chusr

Ans:C ,C

Which of the following statements are correct about an array? 1: The array int num[26]; can store 26 elements. 2: The expression num[1] designates the very first element in the array. 3: It is necessary to initialize the array at the time of declaration. 4: The declaration num[SIZE] is allowed if SIZE is a macro.
Options: 1,    1,4,    2,3,    2,4

Ans:B ,B

Each answer below shows example data from a table. Which answer is an example of the inconsistent values problem?
Options: Three columns have the values 534-2435, 534-7867, and 546-2356 in the same row.,    Three rows have the values Brown Small Chair, Small Chair Brown, and Small Brown Chair in the same column.,    Three rows have the values Brown, NULL, and Blue in the same column.,    One row has the value "He is interested in a Silver Porsche from the years 1978-1988" in a column.

Ans:B ,B

Comments on a presentation can record who wrote them and when they were addeWhat’s the automatic way in PowerPoint 2002?
Options: a. Use online collaboration b. Use comments c. Use the notes page d. All of the above

Ans: – B , – B

Parity bit is
Options: an error-detecting code based on a summation operation performed on the bits to be checked.,    a check bit appended to an array of binary digits to make the sum of all the binary digits.,    a code in which each expression conforms to specific rules of construction, so that if certain errors occur in an expression, the resulting expression will not conform to the rules of construction and thus the presence of the errors in detected,    the ratio of the number of data units in error to the total number of data units

Ans:B ,B

The use of computers in data processing has had several impacts on business. Which of the following is not one of them?
Options: easier business growth,    fewer clerical workers,    increased data-processing costs,    more and better information

Ans:C ,C

Periodically adding, changing and deleting file records is called file
Options: Updating,    upgrading,    restructuring,    renewing

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Which of the following is used to check for errors in RAM chips?
Options: ROM chip,    Microprocessor chip,    Parity chip,    EPROM chip

Ans:C ,C

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

Ans:– D ,

Conversion of an octal number 1428 to binary number is
Options: 11000102,    1101102,    11000112,    11011012

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How can you create a uniform appearance by adding a background image to all slides?
Options: a. Create a template b. Edit the slide master c. Use the autocorrect wizard d. All of the above

Ans: – B , – B

An audit trail
Options: a . is used to make backup copies b . is the recorded history of operations performed on a file c . can be used to restore lost information d . none of the aobve

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The process of reading a database schema and producing a data model from that schema is known as:
Options: data modeling.,    database design.,    reverse engineering.,    None of the above is correct.

Ans:C ,C

When Word flags a possible spelling or grammar error, it also changes the mark on the Spelling and Grammar Status icon to a _____.
Options: a. green X b. green check mark c. red X d. red check mark

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

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What can he used to set up a firewall on a Linux system?
Options: netstat,    route,    trace,    ipchains

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. in MS Access, which data type is appropriate to store large text and numbers?
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If there are multiple recycle bin for a hard disk
Options: a. you can setdifferent size for each recycle bin b. you can choose which recycle bin to use to store your deleted files c. You can make any one of them default recycle bin d. None of above


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Options: a. Single b. Double c. Triple d. Multiple

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A dialog box with a bomb appears on a Macintosh screen. What type of problem has occurred?
Options: A RAM problem,    A software problem,    A ROM problem,    An ADB problem

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What is the name given to the software which can be legally compiled and often used for free?
Options: Shareware program,    Public domain program,    Firmware program,    Mindware

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Properly arranged data is called
Options: A) Field B) Words C) Information D) File


_____ tool allows you to change your default X Window desktop.
Options: utilinux,    cempre,    switchdesk,    window

Ans:C ,C

. Which of the following is drop down list?
Options: a. List b. Combo box c. Text area d. None

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. You can not link Excel worksheet data to a Word document
Options: a. With the right drag method b. With a hyperlink c. With the copy and paste special commands d. With the copy and paste buttons on the standard toolbar

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The rate at which scanning is repeated is called the:
Options: stroke rate,    refresh rate,    bandwidth,    resolution

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Options: A) 100 B) 20 C) 80 D) 40


To see the contents of the SQL*Plus buffer, type:
Options: CONTENTS.,    BUFFER.,    CURRENT.,    LIST.

Ans:D ,D

The central processor of a modern digital computer consists of
Options: control unit,    primary memory,    control unit and primary memory,    All of the above

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. Which of the following does not occur during the power-on-self-test (POST)?
Options: a. The scandisk utility begins to run b. The video card and video memory are tested c. The BIOS identification process occurs d. Memory chipare checked to ensure that they are working properly

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Which is the correct for MIS:
Options: communication process wherein information is recorded, stored, processed and retrieved for managerial decision-making,    communication process wherein data is recorded, stored, processed and retrieved for managerial decision-making,    communication process wherein data is converted into information,    All of the above

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A star schema has what type of relationship between a dimension and fact table?
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A stepping motor;
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A device that converts chemical energy to electrical energy is called a:
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Options: A) East B) North C) South D) Up


It is a sign or symbol that specifies, operator, and values that produce a result
Options: a. operator b. query c. expression d. None of the above

Ans:ndash; a,ndash; a

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Point out the error in the program? #include<stdio.h> int main() { struct emp { char name[25]; int age; float bs; }; struct emp e; = "Suresh"; e.age = 25; printf("%s %d\n",, e.age); return 0; }
Options: Error: Lvalue required/incompatible types in assignment,    Error: invalid constant expression,    Error: Rvalue required,    No error, Output: Suresh 25

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. Cascade delete option
Options: a. Is used to delete all the records of all tables in a database b. Will repeat the recent delete operation to all the records of current table c. Is available in edit relatiionship dialog box which makes sure that all the related records will be deleted automatically whn the record from parent table is deleted d. None of above

Ans:2 – c ,2 – c

. Seek time is

Options: A) time to position the head over proper track B) time to position the head over proper sector C) time to position the head over proper cylinder D) none of above