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CS - REVISION : NUMBER SYSTEM / BOOLEAN ALGEBRA - 10/12/24


REVISION

NUMBER SYSTEM CONVERSION

1.    Convert the Decimal number(125)10 into its binary equivalent.

2.    Convert (95)10 =( )2

3.    Convert Decimal fraction into binary fraction : (105.15)10

4.    Convert (0.14)10  to binary.

5.    Convert Decimal to Octal :

i) (125)10

ii)(0.21875)10

6.    Convert the decimal (300)10 into its Hexadecimal.

7.    Convert (0.03125)10 into hexadecimal fraction.

8.    Convert (0.675)10 into hexadecimal form.

9.    Convert (2C9)16 into decimal.

10. Convert (423)10 into hexadecimal.

11.  Do the following conversion:

i.(ABCD)16 to ( ?)2

ii.(3567)10 to (? )8

12. Write Binary equivalent of the following octal numbers.

i.2306    ii.743     iii.65.203

13. Write Binary representation of the following hexadecimal:

i. 4026     ii.BCA1     iii.132.45

 

BOOLEAN ALGEBRA 

1.What is Unicode? What are its advantages?

2. What is Truth Table?

3. What are Logic Gates?

4. What do you mean by duality principle?

5. Explain de-Morgan's Law with example.

6. What are Boolean operator. Explain AND ,OR and NOT.

7. Draw logic circuit for the Boolean expression:(x'+y') z+w'



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