1.Given a linked list called children,what is the element of the
linked list that the pointer variable children identifies?
(a) the first (b) the second (c) the list (d) any
(e) none of the above
2.In the midsquare hashing method,the key is squared and the address
is selected from the middle of the result.
What is the address of 142 using digits 3 and 4 counting from the left?
(a) 13 (b) 14 (c) 15 (d) 16 (e) none of the above
3.DES is an example of a modren
(a) cryptography hashing function (b) asymmetric-key cipher
(c) symmetric-key cipher (d)all of the above (e) none of the above
4.What is a process in which an algorithm calls itself?
(a) recursion (b) insertion (c) iteration (d) searching (e) none of the above
第3题 第4题我都写 (a) 想请大家帮忙对一下答案
第一题有不懂的地方是 他的选项,我看的懂,但不知道它要问什么??
第二题是问 call by address 的理念吗?
那题目的3 and 4 counting from the left 是什么意思?
以上 谢谢大家!!!