Model Question Class: IX (Computer Science)

Codynn
3 Min Read

                  Group ‘A’

1. Answer the following questions:

(a) List any two characteristics of a computer.

(b) What are the two most common input and output devices?

(c) Define resolution of an image.

(d) What is the library function?

(e) What is cache memory?

(f) Give any two examples of HTML editors.

2. Write appropriate technical term for following

(a) A number of pixels in an image.

(b) Group of wires in the computer system.

3. Write the full forms of the following:

(a) GHz         (b) EPS

                    Group ‘B’

4. Answer the following questions:

(a) Differentiate between general purpose computer and special purpose computer.

(b) Why is RAM called volatile memory?

(c) Write any four uses of the computer in school.

(d) Why vector graphics are used in logo design.

(e) Differentiate between lossy and lossless compression.

(f) What are operators in qbasic? List three types of it.

(g) Differentiate between empty tag and container tag.

(h) Write any four application areas of computer graphics.

(i) How is a digital computer better than an analog computer?

5. Write output of given program with dry run table: [2]

CLS

S=3

FOE Z=10 TO 5 STEP-1

A=Z^2

S=S+A

NEXT Z

PRINT S

END

6. Rewrite the following program after correcting the bug. [2]

REM TO CHECK EVEN ODD NUMBER

CLS

INPUT “Enter a number” R

R=a/2

IF R=0

PRINT “EVEN”

ELSE

PRINT “ODD”

END

7. Study the following program and answer the following. [2]

CLS

N$=”NEPAL”

FOR I=1 TO 5

PRINT RIGHT$(N$,I)

NEXT I

END

(i) Write the name of the library function used in the above program?

(ii) Write the output of the above program.

                       GROUP ‘C’

8. The ratio of width and height of an image is 3:4 and its resolution is one megapixel. Calculate its image size. [4]

9. Design a webpage about yourself which includes any two lists of HTML and a table about your daily routine. [4]

10. WAP in QBASIC to print a given pattern. [4]

1 2 3 5 8 13 up to 10th term.

11. WAP in QBASIC to check given word is palindrome or not. [4]

Share This Article
Leave a comment

Leave a Reply

Your email address will not be published. Required fields are marked *