Model Question -Computer -Grade XI

             

COMPUTER MODEL SET

                 Grade : XI                                                                                                               F.M. : 50

                                                                                                                                                   Time : 2 hrs

COMPUTER SCIENCE (4271)

(The candidates are required to give their answers in their own words as far as

practicable. The figures in the margin indicate full marks.

GROUP A

Multiple Choice Questions.

Tick/ Select the best alternative.                                                                            [9 × 1 = 9]

1. The main electronic device used by first generation computer is..

            a. Transistor

            b. Vaccum tube

            c. IC chip

            d. Microprocessor

2. Which of these computers can be easily used for individual use?

            a. Supercomputer

            b. Personal computer

            c. Workstation

            d. None of these

3. The function print f () is used to

            a. To exit from program

            b. Input a set of values

            c. display the message or value

            d. perform mathematical manipulation

4. Which of the following is system software?

            a. OS

            b. MS- Access

            c. MS-word

            d. School billing system

5. Which of the following element is responsible for making the text bold in HTML?

            a. <pre>

            b. <a>

            c. <b>

            d. <br>

6. What is the URL of a website?

            a. It is the location of website on internet

            b. It is used to create internet

            c. It is location of peripheral on internet

            d. None of these

7. Copyright, patents and trademarks are the examples of

            a. Protocols

            b. Cyber Law

            c . Ethics

            d. Intellectual property rights

8. The output of an EX-NOR gate is 1. Which input combination is correct?

            a. A = 1, B = 0

            b. A = 0, B = 1

            c. A = 0, B = 0

            d. A = 0, B’ = 1

9. Which of the following has the fastest speed in the computer memory hierarchy?

            a. Cache

            b. Register in CPU

            c. Main memory

            d. Disk cache

GROUP B
Short Answer Questions
Attempt all questions.                [5 × 5 = 25]

10. What is computer? Differentiate between mini and mainframe computer.[1+4]

11. What is hexadecimal number system? Convert (BABA)16 into octal number system.     [1+4]

OR

Explain NAND and NOR gate with truth table and logic gate.        [2.5+2.5]

12. Write any five applications of word processor.    [5] 

 OR

Explain ICT policy in Nepal.    [5]

13. What is CSS? Write its feature. [2+3]

14. How is multimedia used in education? Explain.[5]

GROUP C
Long answer Questions
Attempt all two questions.       [2 × 8 = 16]

15. What is software? Explain application and system software. [2+3+3]

16. List out any four string handling functions. Write a program to enter a string and find length of a string and reverse a given string using string handling function .[2+3+3]

OR

What is an array? Write its advantages. Write a program to enter 10 numbers into an array and find the sum of the entered numbers. [2+2+4]

THE END