Example Code Ch 13-6

question 12

Multiple Choice

Example Code Ch 13-6
Assume a stack class stores int values. Consider the following sequence of instructions.
Stack s = new Stack() ;
s.push(16) ;
s.push(12) ;
s.push(19) ;
int x = s.pop() ;
s.push(5) ;
s.push(9) ;
s.push(4) ;
int y = s.pop() ;
int z = s.pop() ;
-Refer to Example Code Ch 13-6: After the instructions execute, z has the value

• A) 4
• B) 9
• C) 5
• D) 12
• E) 16

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Definitions:

Mind

The set of cognitive faculties that enables consciousness, perception, thinking, judgement, and memory.

Natural Selection

The process whereby organisms better adapted to their environment tend to survive and produce more offspring.

Biologists

Scientists who study living organisms and their relationship to the environment, including their structure, function, growth, and evolution.

Mutation

A new gene or combination of genes.