CompSci - Logical Operations

Question 1

Register Clearing

Answer 1

Setting bits to 0 using an AND gate

Question 2

Masking

Answer 2

Changing the value of specified bits using logic gates

Question 3

Encryption

Answer 3

Hide the contents of specified bits using a key, which can be used to decode the contents

Question 4

De Morgan’s Laws

Answer 4

NOT (A AND B) = NOT(A) OR NOT(B)
NOT (A OR B) = NOT(A) AND NOT(B)