A typical modern computer uses

Options: LSI chips,    Vacuum tubes,    Valves,    All the above



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

Hits Today: 14553 | Level: Moderate

Got some suggestion about this question or to make this site better? Please leave your comments below.

Want to see where do you stand among other aspirants in "Computer" Category?

Click Here to take quick 5 mins MCQ test to find out.

More Computer Fundamental Related questions:

. “Ctrl + Up Arrow” is used to
Options: Moves the cursor one page up B. Moves the cursor one line up C. Moves the cursor one screen up D. Moves the cursor one paragraph up

Ans:– D ,

Which would you choose to move selected text from one place to another?
Options: Press Ctrl+S B. Click File, Save C. Click Tools, Options, Save D. Click File, Save As

Ans: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


The Banker’s algorithm is used
Options:  to rectify deadlock B.  to detect deadlock         C.  to prevent deadlock D.  to slove deadlock

Ans:– C ,

What file specifies the order in which to use specified name services?
Options: /etc/services,    /etc/nsorder,    /etc/nsswitch.conf,    /etc/hosts

Ans:C ,C

While working with MS-DOS, which command is used to specify the colour display, 40 columns and color?

Ans:C ,C

Thorough planning must take place when setting up an 802.3 network. A maximum number of segments can separate any two nodes on the network. What is the maximum number of segments allowed between two nodes?
Options: Five,    Two,    Four,    Six

Ans:A ,A

When used with I/O devices, the term intelligent implies
Options: a color output capability,    speech processing capability,    high speed printing capability,    feature to support offline and online tasks

Ans:D ,D

_____ is the ratio of correct information to the total amount of information produced over a period.
Options: accuracy,    concise,    simulation,    decision

Ans:A ,A

. Computer instructions written with the use of English words instead of binary machine code is called
Options: A) Mnemonics B) Symbolic code C) Gray codes D) Opcode


.   Which of the following can you use to add times to the slides in a presentation?
Options: a. Microsoft graph b. Microsoft Table c. Microsoft Excel d. Microsoft Word

Ans:2 – A ,2 – A

Which two of the following DOS commands are used to display or set the date and time of your computer's infernal clock?
Options: VER,    HOUR,    DATE,    DAY

Ans:C ,C

Who invented the first junction transistor?
Options: Smith,    Gomes,    Fisher,    Shockley

Ans:D ,D

. When you quickly press and release the left mouse button twice you are
Options: a. Primary clicking b. Pointing c. Double clicking d. Secondary clicking

Ans:1 – c ,1 – c

A medium access control technique for multiple access transmission media is
Options: Aloha,    Amplitude,    Angle modulation,    Attenuation

Ans:A ,A

________ is a cover for utilizing OLE DB that is designed for use by almost any language.
Options: ODBC,    ASP,    JPCD,    ADO

Ans:D ,D

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

. You can open the consolidate dialog box byt choosing Consolidate from the ….. menu.
Options: a. Insert b. Format c. Tools d. Data

Ans:– d,– d

.   The boxes that are displayed to indicate that the text, pictures or objects are placed in it is called ….
Options: a. Placeholder b. Auto text c. Text box d. Word art

Ans:6 – A ,6 – A

A distributed database has which of the following advantages over a centralized database?
Options: Software cost,    Software complexity,    Slow Response,    Modular growth

Ans:D ,D

A group of magnetic tapes, videos or terminals usually under the control of one master is
Options: Cylinder,    Cluster,    Surface,    Track

Ans:B ,B

7. Which switch should be used in the DIR command to view files in all directories?
Options: a. /p b. /w c. /s d. /l

Ans:Correct Answer: c,Correct Answer: c

The table created by lexical analysis to describe all literals used in the source program, is:
Options: Terminal table,    Literal table,    Identifier table,    Reductions

Ans:B ,B

46. Word has a list of predefined typing, spelling, capitalization, and grammar errors that _____ can detect and correct.
Options: a. AutoEntry b. AutoCorrect c. AutoAdd d. AutoSpell

Ans:– B ,– B

Which is not a factor when categorizing a computer?
Options: Speed of the output device,    Amount of main memory the CPU can use,    Cost of the system,    Capacity of the hard disk

Ans:E ,E

Which of the following storage and retrieval methods would be well suited to your processing requirements if you only need to retrieve records one at a time and there is no fixed pattern to the requests for data and records?
Options: indexed sectors,    sequential,    direct,    indexed direct

Ans:D ,D

Relations are:
Options: two-dimensional tables.,    three-dimensional tables.,    four-dimensional tables.,    five-dimensional tables.

Ans:A ,A

Robots consist of three basic components; power supply, control (memory) console, and:
Options: coaxial cable,    microcomputer,    mechanical unit (arm),    software

Ans:C ,C

In linear search algorithm the Worst case occurs when
Options: A)The item is somewhere in the middle of the array b.The item is not in the array at all c.The item is the last element in the array d.The item is the last element in the array or is not there at all

Ans:D,The item is the last element in the array or is not there at all

Which command is used to sort the lines of data in a file in reverse order
Options: sort,    sh,    st,    sort -r

Ans:D ,D

The system study project includes
Options: system analysis,    system design,    implementation,    both (a) and (b)

Ans:D ,D

To prevent the computer from overheating you should?
Options: Remove the slot cover from the back,    Keep the computer cover closed,    Remove the CPU fan,    All of the above

Ans:B ,B

Page stealing
Options: is a sign of an efficient system,    is taking page frames from other working sets,    should be the tuning goal,    is taking larger disk spaces for pages paged out

Ans:B ,B

All inputs must be in ON position to have an output is known as
Options: NOT gate,    AND gate,    OR gate,    XOR gate

Ans:B ,B

What is the extension of Word files?
Options:  A) FIL, B) DOT, C) DOC, D) TXT,


In laser printing, there are six steps the printer follows. What comes between the conditioning phase and the developing phase?
Options: transfer phase,    writing phase,    fusing phase,    cleaning phase

Ans:B ,B

. Which of the following are loaded in safe mode?
Options: a. Keyboard driver b. Mouse driver c. VGA drive d. All of 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 is the menu command to recolor a picture on a slide
Options: a. Insert -> Picture -> Recolor b. Tools -> Picture -> Recolor c. Format -> Picture -> Recolor d. Edit -> Picture -> Recolor

Ans:4 – C ,4 – C

The symbols used in describing the syntax of a programming language are
Options: 0,    {},    "",    <>

Ans:D ,D

The brain of any computer system is
Options: ALU,    Memory,    CPU,    Control unit

Ans:C ,C

66. A (n) _____is a dot or other symbol positioned at the beginning of a paragraph.
Options: a. bullet b. logo c. cell d. target

Ans:– A ,– A

Which is another name for functional language?
Options: Machine,    Application language,    Low-level language,    High-level language


. 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

1 nibble equals to
Options: A. 1 bits B. 2 bits C. 4 bits D. 8 bits


A monitor's _____ is the distance between the holes in the mask behind the screen. This helps determine how sharp the dots appear.
Options: refresh rate,    dot pitch,    resolution,    color depth


Different components on the motherboard of a PC processor unit are linked together by sets of parallel electrical conducting lines. What are these lines called?
Options: Conductors,    Buses,    Connectors,    Connectively

Ans:B ,B

. Which is an example of a formula?
Options: a. =A1+A2 b. =add(A1:A2) c. A1+A2 d. SUM(A1:A2)

Ans:– a,– a

Which of the following summation operation is performed on the bits to check an error-detecting code?
Options: Codec,    Coder-decoder,    Checksum,    Attenuation

Ans:C ,C

. The windows feature is the ability of computer to automatically configure a new hardware component is that
Options: a. Auto detect b. Plug and play c. Add remove hardware d. None of above

Ans:2 – b ,2 – b