What is the expression "1 2 3 * +" an example of?

a. Postfix expression
b. Infix expression
c. Prefix expression
d. None of the above


a. Postfix expression

Computer Science & Information Technology

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How would you best describe the purpose of the following code?

``` f = 0; for (i = 1; i < N; ++i) if (a[i] >= a[f]) f = i; ``` a. Rearrange the first N components of array a in descending order. b. Rearrange the first N components of array a in ascending order. c. Place the largest component of array a in position N. d. Compute the value of the largest component in array a. e. Determine the subscript of the last occurrence of the largest of the first N components of array a.

Computer Science & Information Technology

Which of the following statements regarding worksheet data consolidation is NOT TRUE?

A) Consolidated data cannot be created unless the worksheets have identical row and/or column labels. B) Consolidated data can be used to create a summary worksheet. C) Links are not required when creating consolidated data. D) Consolidated data can be generated from multiple worksheets with an identical structure.

Computer Science & Information Technology

As a game player, a(n) ____________________ is a character that represents you.

Fill in the blank(s) with the appropriate word(s).

Computer Science & Information Technology

__________ is the basis of Bitcoin cybercurrency.

A. Blockloop B. Encrypted chain C. Chain looping D. Blockchain

Computer Science & Information Technology