QUESTION $20$

$A(n)$ array is like several arrays of the same type put together.

A$.$ multi$-$dimensional

B$.$ variable

C$.$ tabular

D$.$ single$-$sheet

QUESTION $21$

The is a collection of programmer$-$defined data types and algorithms that you may use in your programs.

A$.$ systematic troubleshooting litany $($STL$)$

B$.$ something that leaks $($STL$)$

C$.$ standardized torrent labels $($STL$)$

D$.$ standard template library $($STL$)$

QUESTION $22$

To define a vector in a program, you must #include the $$eader file.

A$.$ vector

B$.$ namespace std

C$.$ iostream

D$.$ cctype