Computer Solutions || Class 7 ||

1) Write full forms of the following:-
a) OL - Order List
b) LSD - Least Significant Digit 
c) JPEG - Joint Photographic Expert Group 
d) DBMS - Database Management System 
e) ASCII - American Standard code for information interchange 

2) Convert Binary number to Decimal number. 
a) (11101)2

3) Convert Hexadecimal number to Decimal number.
b) (7AB)16

4) Multiple Choice questions -
a) It is a messenger between hardware and the application program -
i) System Software
ii) Application Software 
iii) Operating System 
iv) Utilities 

b) It is an effective way to organise and summarize data - 
i) Report 
ii) Form
iii) Query
iv) Stage 

c) Which of the following is related with the application of internet?
i) e-Shopping
ii) Online Education 
iii) e-Mail
iv) All of these 

d) Which of the following is empty tag?
i)    
ii)   
iii)  
iv)   

e) Which sub block is used to repeat an action?
i) When clicked 
ii) Look
iii) Forever 
iv) Event