CBSE Class 11 Computer Science Worksheet Set 03

TOPIC: DATA REPRESENTATION

1. Covert the following decimal numbers to binary:

1) 206              2) 2352          3) 59               4) 84

2. Covert the following decimal numbers to 10-bit binary:

1) 37.31          2) 6.215          3) 33.333

3. Covert the following binary numbers to decimal:

1) 11001         2) 101010       3) 101.01        4) 11101.0101

4. Covert the following binary numbers to octal:

1) 101001       2) 10110.0101     3) 1101.01

5. Covert the following decimal numbers to octal:

1) 59              2) 372                 3) 919            4) 255

6. Covert the following octal numbers to decimal:

1) 743            2) 36                   3) 257            4) 1204

7. Covert the following octal numbers to binary:

1) 7462          2) 7015                3) 3576

8. Covert the following decimal numbers to hexadecimal:

1) 75             2) 314                  3) 132           4) 2352

9. Covert the following hexadecimal numbers to decimal:

1) 92             2) 7FF                  3) 2C0           4) 37FD

10. Covert the following hexadecimal numbers to octal:

1) 38AC         2) 7FD6                3) ABCD

11. Convert the following hexadecimal number to binary:

1) 4A8C         2) 1A6E

12. Find the 8-bit one’s complement form of the following decimal numbers:

1) – 13          2) -25                  3) -76

13. Find the 8-bit two’s complement form of the following decimal numbers:

1) – 14          2) -49                  3) -99

14. Write a short note on ISCII and UNICODE?

Please click on below link to download CBSE Class 11 Computer Science Worksheet Set C