1 The value of the postfix expression 5 6 + 2 * is
a 40
b 22
2 Memory for function or method parameters is allocated on
a the object heap
b the call stack
3 The running time of the two stack-mutator operations is
a linear
b constant
4 The linked implementation of a stack uses
a nodes with a link to the next node
b nodes with links to the next and previous nodes
5 The array implementation of a stack places the top element at
a the first position in the array
b the position after the last element that was inserted
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