In evaluating a postfix expression, when an equal sign (=) is encountered, how many elements must the stack contain so that no error is generated?

A. none
B. one
C. two
D. three

Answer: B

Computer Science & Information Technology

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A(n) ____ is used to show us an array in an Alice world, rather than just creating it in the memory of the computer.

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What type of file does the Windows extension ?.exe? identify?

What will be an ideal response?

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