What is inheritance?
A. ability to create a new class from an existing class.
B. allows a single interface, many implementations or methods for that interface.
C. ability to hide the implementation and data from the outside the class.
D. All of the above.
A
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Answer the following statements true (T) or false (F)
1. A random number would not be a good choice for a nonce. 2. The distribution of session keys delays the start of any exchange and places a burden on network capacity. 3. Although public announcement of public keys is convenient, anyone can forge a public announcement. 4. X.509 is an important standard because the certificate structure and authentication protocols defined in X.509 are used in a variety of contexts. 5. Because certificates are forgeable they cannot be placed in a directory without the need for the directory to make special efforts to protect them.
Infinite recursion:
(a) will happen when there is no base case (b) will not happen when there is a base case (c) will not happen if we use subproblems (d) none of the above