Answer:
Check the explanation
Explanation:
--Query 1)
SELECT ename, sal, age
FROM Emp;
--Query 2)
SELECT did
FROM Dept
WHERE floot = 10 AND budget<15000;
 
        
             
        
        
        
Answer:
Write a recursive Scheme function power(A, B) that takes two integer parameters, A and B, and returns A raised to the B power. A must be a positive value, but B maybe a negative value.
Explanation:
 
        
             
        
        
        
Answer:
c. An active attack
d. A passive attack
Explanation:
Traffic flow analysis is a cyber attack method of acquiring information by intercepting and examining messages so as to decode them by analysing patterns in the way the messages are communicated. 
Traffic flow analysis can either be active or passive depending on if the attacker alters communication in the case of active analysis or simply extracts information in case of passive analysis.