Solved Question Paper Computer Science

Solved Question Paper Computer Science
Computer Model Test Paper
1. This manual tells you how to use software Program
(a) Documentation
(b) Programming
(C) technical
(d) User
(e) None of these
ANSWER: (a)

2. It is the process of finding errors in software code
(a) Debugging
(b) Compiling
(c) Testing
(d) Running
(e) None of these
ANSWER: (b)

3. Which of the following places the common data? Elements in order from smallest to largest?
(a) Character, file, record, field, database
(b) Character, record, field, database, file
(c) Character, field, record, file, database
(d) Bit, byte, character, record, field, file,Database
(e) None of the above
ANSWER: (c)

4. The contents of -------- are lost when the computer turns off.
(a) Storage
(b) Input
(c) Output
(d) Memory
(e) None of these
ANSWER: (a)


5. Programs from the same developer, sold Bundled together, that provide better integration
And share common features, toolbars and menus are known as
(a) Software suites
(b) Integrated software packages
(c) Software processing packages
(d) Personal information managers
(e) None of the above
ANSWER: (a)

6. These servers store and manage files for
Network users
(a) Authentication
(b) Main
(c) Web
(d) File
(e) None of these
ANSWER: (d)

7. These terminals (formerly known as cash Registers) are often connected to complex
Inventory and sales computer systems
(a) Data
(b) Sales
(c) Query
(d) Point-of-sale (POS)
(e) None of the above
ANSWER: (a)


8. It is the set of programs that enables your Computers hardware devices and application Software to work together
(a) Management
(b) Processing
(c) Utility
(d) System Software
(e) None of these
ANSWER: (d)

9. The following are all computing devices, except
(a) Notebook computers
(b) Cellular telephones
(c) Digital scanners
(d) Personal digital assistants
(e) None of the above
ANSWER: (c)

10. This part of operating system manages the essential peripherals, such as the keyboard,
Screen, disk drives, and parallel and serial ports
(a) Basic input/ output system
(b) Secondary input/ output system
(c) Peripheral input/ output system
(d) Marginal input/output system
(e) None of the above
ANSWER: (a)

11. It controls the way in which the computer system
Functions and provides a way by which users can
Interact with the computer?
(a) The platform
(b) Application software
(c) Operating system
(d) The motherboard
(e) None of the above
ANSWER: (c)

12. A goal of data mining includes which of the
Following?
(a) To explain some observed event or
Condition
(b) To confirm that data exists
(c) To analyse data for expected relationships
(d) To create a new data warehouse
(e) None of the above
ANSWER: (a)

13. A Proxy server is used for which of the
Following?
(a) To provide security against unauthorized Users
(b) To process client requests for web pages
(c) To process client requests for database Access
(d) To provide TCP/IP
(e) None of the above
ANSWER: (b)

14. Words that a programming language has set
Aside for its own use
(a) Control worlds
(b) Reserved words
(c) Control structures
(d) Reserved keys
(e) None of these
ANSWER: (b)

15. Program threats are
(a) Trap doors
(b) Trojan horse
(c) Both ‘a’ and ‘b’
(d) Virus
ANSWER: (a)

16. Time during which a job is processed by the computer is
(a) Delay time
(b) Real time
(c) Execution time
(d) Down time
ANSWER (c)

17. Who invented the super-computer ?
(a) P.T. Farnsworth
(b) J .R. Whin field
(c) J.H. Van Tassell
(d) Charles Ginsberg
ANSWER (c)

18. The bar which displays information about the
Current page number is
(a) Title bar
(b) Status bar
(c) Standard bar
(d) Formatting bar
ANSWER (b)

19. Which is not true of a correlated sub query ?
(a) EXISTS/NOT EXISTS is a form of a correlated sub query
(b) The processing of the SELECT statements is nested
(c) They can be used to verify functional dependencies
(d) They are very similar to a regular sub query
ANSWER (d)

20. The data model that is produced from reverse engineering is
(a) A conceptual model
(b) An internal model
(c) A logical model
(d) None of the above is correct
ANSWER (a)

21. What SQL command can be used to add columns
to a table ?
(a) MODIFY TABLE Name ADD COLUMN Column Name
(b) MODIFY TABLE Name ADD Column Name
(c) ALTER TABLE Name ADD COLUMN Column Name
(d) None of the above is correct
ANSWER (c)
22. Which term identifies a specific computer on the Web and the main page of the entire site?
(a) URL
(b) Web site address
(c) Hyperlink
(d) Domain name
(e) None of these
ANSWER: (a)

23. It contains specific rules and words that express
The logical steps of an algorithm
(a) Programming language
(b) Syntax
(c) Programming structure
(d) Logic chart
(e) None of these
ANSWER: (c)


24. To drop a column that is used as a foreign key,first
(a) Drop the primary key
(b) Drop the table containing the foreign key
(c) Drop the foreign key constraint
(d) All of the above must be done
ANSWER (d)

25. Chip is a common nickname for a (an)
(a) transistor
(b) Resistor
(c) Integrated circuit
(d) Semiconductor
(e) None of these
ANSWER: (c)