Answer:
hello your question is incomplete attached below is the complete question
answer : we have to perform all transactions again
< checkpoint record >
< s, x , 5, 10 >
Explanation:
When a second system failure occurs while the first recovery is in progress the steps to be taken when the system recovers for the second time starts from the check point.
we have to perform all transactions again
< checkpoint record >
< s, x , 5, 10 >
Answer:
The answer should be C. I, II, IV
Answer:
Proxy server.
Explanation:
Proxy server can be used to replace internal network addresses with one or more different addresses so the traffic that actually travels over the public Internet does not reveal the address structure of the internal network to outsiders.
I think it's false. If I'm wrong then sorry.