1.The actual value of NULL is Select one: a. -1 b. 0 c. 99999 d. -99 2. There is
ID: 3693022 • Letter: 1
Question
1.The actual value of NULL is
Select one:
a. -1
b. 0
c. 99999
d. -99
2.
There is no need for error checking when popping a stack.
Select one:
True
False
3.
Select one:
a. You have a syntax error.
b. You get a complete and identical copy of list2 into list1.
c. list1 and lsit2 now name the same list.
d. no problem
4.
A linked list is not fixed in size.
Select one:
True
False
5.
If you want to declare a node type struct and typedef a pointer type for that node, in which order must you make these declarations?
Select one:
a. First the node pointer, then the node, since the node has a pointer in it.
b. first the node, then the typedef
c. It doesn't matter which order you do them in.
d. You cannot do both of them in the same program
Explanation / Answer
1. b.) the actual value of NULL is 0 ,to show that the values cannot be evaluated.
2. true- when the pop operation takes place, the error checking takes place automatically when the stack is empty.
3.then it will show an error as there will be no assignment operators for the operation to take place.
4. false-a linked list must always have a fixed size.
5. a.) first the node pointer is given and then the node is mentioned.
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