Number Systems Two Marks Question

11th Standard

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Computer Science

Time : 00:40:00 Hrs
Total Marks : 30
15 x 2 = 30
1. What is data?

2. We cannot find 1's complement for (28)10 State reason.

3. List the encoding systems for characters it memory?

4. Write the associative laws?

5. What are derived gates?

7. How the data classified based on their size?

8. What is word length?

9. Convert (128) 8 $\rightarrow$ (?)10

10. Name the frequently used number system

11. How the binary number represented by signed and an unsigned bit?

12. Expand EBCDIC and BCD.

13. If a user types 256 (in Decimal) using BCD coding. What is the number stored in the memory of the computer?

14. Name the programming language use the ASCII code.

15. What is sign bit?