Question 13 Not yet answered Marked out of 1.00 True or False. Like an ArrayList

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Question 13 Not yet answered Marked out of 1.00 True or False. Like an ArrayList, you can add elements at any position in the vector. Select one True False Flag question Question 1 Not yet answered Marked out of 1.00 Consider the following segment of code. When this segment gets executed, the output is: import java.util.Stack; class MyStack Flag question void myStackO Stack s new Stack0; s.push("P"); s.pop0 s.push("Q"); s.push("R"); s.push(s.peek0); System.out.println(s.toString)); Select one 0 a, [Q, R] O b. [P Q, R] O c. [Q, R, R] O d. [R, R, Q) e. [P, R, R]

Explanation / Answer

13:
TRUE, vector provides insert function which allows any element to be inserted in vector at any position

14.
P is pushed on top of stack and the top of stack is popped but not output to console
Then Q is pushed on top of stack
current stack: [Q]
The R is pushed on top of R
current stack: [R Q] where R is at top of stack
s.peek() gives top of stack which is R and R is pushed at top of stack
current stack: [R R Q]
output will be : (d) R,R,Q

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