Computer Basics (MCQ's)

 

1. URL stands for

(a) Universal Research List
(b) Universal Resource List
(c) Uniform Resource Locator
(d) Uniform Research Locator
(e) None of the above


ANSWER: (c)

2. Which of the following is NOT a goal of the Transaction processing system?
(a) Capture, process and store transactions
(b) Produce a variety of documents related to Routine business activities
(c) Reduce manual effort associated with Processing business transactions
(d) Produce standard reports used for Management decision-making
(e) None of the above


ANSWER: (b)

3. When data changes in multiple lists and all lists are not updated, this causes
(a) Data redundancy
(b) Information overload
(c) Duplicate data
(d) Data inconsistency
(e) None of the above


ANSWER: (d)

4. Data becomes _ when it is presented in a format that people can understand and use.
(1) Processed
(2) Graphs
(3) Information
(4) Presentation
(5) None of these


ANSWER (3)

5. The term _ designates equipment that might be added to a computer system to enhance its functionality.
(1) Digital device
(2) System add-on
(3) Disk pack
(4) Peripheral device
(5) None of these


ANSWER (4)

6. What is the primary difference between viruses and a worm?
(a) A worm has the ability to self-propagate From an infected user’s computer to other Computers
(b) A worm is usually written by a cracker: Script bunnies do not have the skills to Develop a worm program
(c) A virus is very harmful to the computers it Infects: a worm is not a serious, a problem
(d) Anti-virus software is effective in fighting Viruses but not worms
(e) None of the above


ANSWER: (c)

7. You must install this on a network if you want to Share a broadband Internet connection.
(a) router
(b) Modem
(c) Node
(d) Cable
(e) None of these


ANSWER: (a)

8. ______________ is the ability of a device to ‘jump” directly to the requested data.
(1) Sequential access
(2) Random access
(3) Quick access
(4) All of these
(5) None of these


ANSWER (1)

9. Granting an outside organisation access to Internet web pages is often implemented using a (an)
(a) Extranet
(b) Intranet
(c) Internet
(d) Hacker
(e) None of these


ANSWER: (a)

10. The code that relational database management Systems use to perform their database task is Referred to as
(a) QBE
(b) SQL
(c) OLAP
(d) Sequel Server
(e) None of these


ANSWER: (b)

11. The purpose of the primary key in a database is to
(a) Unlock the database
(b) Provide a map of the data
(c) Uniquely identify a record
(d) Establish constraints on database operations
(e) None of the above


ANSWER: (b)

12. The instructions that tell a computer how to carry out the processing tasks are referred to as computer
(1) Programs
(2) Processors
(3) Input devices
(4) Memory modules
(5) None of these


ANSWER (1)

13. The ________________ is the amount of data that a storage device can move from the storage medium to the
computer per second.
(1) Data migration rate
(2) Data digitizing rate
(3) Data transfer rate
(4) Data access rate
(5) None of these


ANSWER (3)

14. C, BASIC, COBOL and Java examples of _languages.
(1) Low-level
(2) Computer
(3) System programming
(4) High-level
(5) None of the above


ANSWER (2)

15. A______________ is a microprocessor-based computing device.
(1) Personal computer
(2) Mainframe
(3) Workstation
(4) Server
(5) None of these


ANSWER (1)

16. The design of the network is called the network
(a) Architecture
(b) Server
(c) Transmission
(d) Type
(e) None of these


ANSWER: (a)

17. A _____________ converts all the statements in a program in a single batch and the resulting collection of Instructions is placed in a new file.
(1) Converter
(2) Compiler
(3) Interpreter
(4) Instruction
(5) None of these


ANSWER (2)

18. It uses pictures (called icons) and menus Displayed on the screen to send commands to the Computer system
(a) command-based user interface
(b) GUI
(c) System utility
(d) API
(e) None of the above


ANSWER: (b)

19. It contains data descriptions and defines the Name, data type, and length of each field in the Database
(a) Data dictionary
(b) Data table
(C) Data record
(d) Data field
(e) None of these


ANSWER: (a)

20. A is an additional set of commands that the computer displays after you make a selection from the main menu.
(1) Dialog box
(2) Submenu
(3) Menu selection
(4) All of these
(5) None of these


ANSWER (2)

21. Which of the following is NOT a type of Broadband internet connection?
(a) Cable
(b) DSL
(c) Dial-up
(d) Satellite
(e) None of these


ANSWER: (c)

22. in making a field this property shows that it Cannot be left blank
(a) Numeric
(b) Required
(c) Calculated
(d) Validated
(e) None of these


ANSWER: (b)

23. some viruses are triggered by the Passage of time or on a certain date
(a) Boot-sector viruses
(b) Macro viruses
(c) Time bombs
(d) Worms
(e) None of these


ANSWER: (c)

24. What is a backup?
(a) Restoring the information backup
(b) An exact copy of a system’s information
(c) The ability to get a system up and running In the event of a system crash or failure
(d) All of the above
(e) None of the above


ANSWER: (d)

25. The internet is
(a) A large network of networks
(b) An internal communication system for a Business
(c) A communication system for the Indian Government
(d) All of the above
(e) None of the above


ANSWER: (d)



26. Which of the following languages is more suited to a structured program?



A. PL/1

B. FORTRAN

C. BASIC

D. PASCAL

E. None of the above

Answer: Option D

27. A computer-assisted method for the recording and analyzing of existing or hypothetical systems is

A. Data transmission

B. Data flow

C. Data capture

D. Data processing

E. None of the above

Answer: Option B

28. The brain of any computer system is

A. ALU

B. Memory

C. CPU

D. Control unit

E. None of the above

Answer: Option C

29. What difference does the 5th generation computer have from other generation computers?


A. Technological advancement

B. Scientific code

C. Object Oriented Programming

D. All of the above

E. None of the above

Answer: Option A

30. Which of the following computer languages is used for artificial intelligence?


A. FORTRAN

B. PROLOG

C. C

D. COBOL

E. None of the above

Answer: Option B