XI IP First Term Exam

FIRST TERM EXAM

XI-INFORMATICS PRACTICES

MM. 70 Time- 3 Hrs

Note: - All questions are compulsory. Marks are indicated with questions.

1) What are the functional components of a computer? 2

2) What is the difference between RAM and ROM? 2

3) What is the difference between Label and TextField control? 2

4) What is the difference between component and container? 2

5) What is the difference between an interpreter and a compiler? 2

6) What is the difference between a TextField and a TextArea? 2

7) Write equivalent Java expression for the following expressions. 4

i) ut + ¹/₂(ft)² ii) |a| + b > |b| + a

8) What are the major strengths and weaknesses of computer? 3

9) What is a port? Name some port types 3

10) What do you understand by keyboards in Java? Write any 5 keyboards? 3

11) Describe the following operators in Java with example. 6

i) Increment/Decrement Operators ii) Logical Operators

12) Describe the following statements with an example each. 9

i) Switch Statement

ii) for loop

iii) While loop

13) Write the short notes on the following. 6

i) break statement

ii) continue statement

14) Describe CheckBox control with an example. 3

15) Discuss briefly about different layout manager offered by Swing API. 3

16) What is the use of panel? How can we use panel in our program? 3

17) Write a program to calculate simple interest. 3

18) Write a program to calculate factorial of a given number. 3

19) Write a program to print odd numbers up to 100. 3

20) Write a program to print the following pattern. 3

*

**

***

****

*****

21) Write code to translate to its equivalent name of the day of the week.(e.g. 1 to Sunday, 2 to Monday,……., 7 to Saturday). 3