Basic IT MCQS Computer Fundamental MCQS

Which one is the complete information about a database

A. Information
B. Data
C. Record
D. Schema

Answer & Solution

Option: C
Explanation :Record is the complete information about a database. Database is a collection of information that is organized. Database records and files organized for retrieval of the information. A Database is stored as a file or set of files. Query is the main way to retrieve database information.

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On which type of blank DVD data can be erased and rewritten

Basic IT 0

A. DVD-RW
B. DVD-R
C. DVD-ROM
D. DVD-W

Answer & Solution

Option: A
Explanation :Type of blank DVD data can be erased and rewritten is called DVD-RW. DVD-RW stands for Digital video Disc Rewritable. The user can write data on DVD-RW many times by erasing the existing contents.
DVD-R stands for Digital Video Disc Recordable. It is similar to CD-R discs. The user can write data on it once but can read it many times. The written data cannot be erased.

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A fault in a computer programme that causes to produce incorrect result

Basic IT 0

A. Error
B. Bug
C. Strap
D. Virus

Answer & Solution

Option: B
Explanation :A fault in a computer programme that causes to produce incorrect result is known as bug. Process through which this bug find and fixed is called debugging. There are some techniques or tools to pinpoint bugs. A computer programme that have many bugs is called buggy or defective.

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CAI stands for in Education

Basic IT, Teaching Aptitudes 0

A. Community Assisted Instruction
B. Computer Assistant Instruction
C. Computer Assisted Instruction
D. Characteristics of Assistant Instructor

Answer & Solution

Option: C
Explanation :Computer Assisted Instruction stands for CAI in Education. In CAI the computer interacts directly with the learner while presenting lessons. It Delivers instruction directly to students and allows them to interact with the computer through the lessons programmed in the system. The computer ability to engage in instruction dialogue with the student
while delivering information makes it adaptable to any number of instructional situations. It can facilitate various instructional modes which are of the following.

i. Tutorial Mode

ii. Drill or Practice

iii. Discovery Mode

iv. Simulation Mode

v. Gaming Mode

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Information highway or information superhighway is referred as

Basic IT, Teaching Aptitudes 0

A. Computer
B. Internet
C. Intranet
D. Keyboard

Answer & Solution

Option: B
Explanation :Information highway or information superhighway was a popular term used in 1990s, which referred to digital communication systems and the Internet telecommunications network.

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Which one is used for Manufacturing Chips?

Basic IT 0

A. Data Bus
B. Silicon
C. Semiconductor
D. Both B and C

Answer & Solution

Option: D
Explanation :Semiconductors are used for manufacturing different electronic devices including diodes, chips, transistors, and integrated circuits. Semiconductor is made of material such as silicon (Si), germanium (Ge) and gallium arsenide (GaAs).

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Which factor not affect the processing and performance of a PC

Basic IT 0

A. Primary storage capacity of processor
B. Rotation per minute of printer disk
C. The clock speed of microprocessor
D. Built-in instructions available to microprocessor

Answer & Solution

Option: B
Explanation :From these options factor that not affecting the processing capability and performance of a PC system is rotation per minute of printer disk. All the other options affect the processing and performance of PC because they are related to microprocessor and it is the brain(CPU) of a system.

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1024 bytes is equal to

Basic IT 0

A. Kilobyte
B. Megabyte
C. Gigabyte
D. Terabyte

Answer & Solution

Option: A
Explanation :A bit is a 1 or 0. A nibble is 4 bits. A byte is 8 bits. A kilobyte is 1,024 bytes. A megabyte is 1,048,576 bytes. A gigabyte is 1,073,741,824 (2^30) bytes. A terabyte is 1,099,511,627,776 (2^40) bytes. A petabyte is 1,125,899,906,842,624 (2^50) bytes. An exabyte is 1,152,921,504,606,846,976 (2^60) bytes. A zettabyte is 1,180,591,620,717,411,303,424 (2^70) bytes. A yottabyte is 1,208,925,819,614,629,174,706,176 (2^80) bytes

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The process of retrieving existing data from memory is called

Basic IT 0

A. Read
B. Read From
C. Read Out
D. All of These

Answer & Solution

Option: D
Explanation :The process of retrieving existing data from memory is called Read, Read From, Read Out. All these term have same meaning in computer science.

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FoxPro is a

Basic IT 0

A. Virus
B. Antivirus
C. Programming Language
D. None of these

Answer & Solution

Option: C
Explanation :FoxPro is a computer programming language. Visual FoxPro was procedural programming language that subsequently became object-oriented. It was derived from FoxPro (originally called FoxBASE). It was developed by Fox Software beginning in 1984. Fox Technologies merged with Microsoft in 1992 after which the software acquired further features and the prefix “Visual”. FoxPro 2.6 worked on Mac OS, DOS, Windows, and Unix.

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