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DAV Class 8 Computer Chapter 7 QBASIC question ANswe | Solution

 DAV Public School Class VIII Computer Chapter 7 Programming with QBASICS

If you are looking for solution of DAV Class 8 Computer Chapter 7 then it is the right place where all the question Answer related to the chapter has been provided by the subject expert. I hope it will certainly help in your study.

A. Answer these following question.

1. Write about QBasic.

Ans. Qbasic stands for quick beginners all purpose symbolic instruction code. It is an integrated development environment developed by Microsoft.

2. Write the advantage of Qbasic.

Ans. Advantage of Qbasic.

a. Simple to use.

b. It is free and works on most computer

c. The rules of the language are very simple

3. What is Syntax?

Ans. Statements should be written in accordance with the specific set of rules of the language. Which are called syntax.

4. Write some basic element of Qbasic.

Ans. Basic element of Qbasic.

a. Set of characters

b. Keywords

c. Variable

d. Constants

e. Operator and Expression

5. What are keywords?

Ans. Keywords are those words which have special meaning in Qbasic. The keywords are also called reserved words. Some keywords are CLS, REM, INPUT, LET, PRINT, FOR, NEXT, IF, THEN

etc.

6. What are constants?

Ans. Constants are the data or the values in a program that cannot be changed during the program execution.

7. How many types of constants?

Ans. There are different types of constants.

a. String constant

b. Numeric constant 

8. What are variables?

Ans. A variables is a place in the computer memory which has a name and stores data temporarily.

9. What are operators?

Ans. Operators are symbols that indicate the type of operation. Qbasic has to perform on the data or on the values of variables.

10. How many types of operators in Qbasic?

Ans. There are four types of operation-

a. Arithmetic operator

b. Logical Operators

c. Relational operators

d. String operators












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