?In a use case diagram, the user becomes a(n) _____, with a specific role that describes how he or she interacts with a system.

A. ?agent
B. ?actor
C. ?interlocutor
D. ?master


Answer: B

Computer Science & Information Technology

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Answer the following statements true (T) or false (F)

1. When calling a method and passing a variable as an argument, always write the data type and the variable name of the argument variable in the method call. 2. You can pass string literals as arguments to methods containing string parameters. 3. You can pass int arguments into int parameters, but you cannot pass double or decimal arguments into int parameters. 4. A parameter variable can be accessed by any statement outside the method in which the parameter variable is declared.

Computer Science & Information Technology

A CD-R is ____.

A. rewritable B. recordable C. read-only D. pre-recorded

Computer Science & Information Technology

Given that s = 5, t = 2, r = 30, p = 5 and q = 6 what will be the value of m in the following equation (Note: assume that all variables are declared as integers): m = s + r / p - t * q;

A. 54 B. 30 C. You need parentheses for this equation. D. –1

Computer Science & Information Technology

The general expression (*pointer).member can always be replaced with the notation ____.

A. pointer* B. pointer& C. pointer->member D. &pointer

Computer Science & Information Technology