In a sequence diagram, a _____ represents the time during which an object above it is able to interact with the other objects in the use case.

A. focus point
B. schematic matrix
C. validity link
D. lifeline


Answer: D

Computer Science & Information Technology

You might also like to view...

The color encoding we’re using is RGB. What does this mean, in terms of the amount of memory required to represent color? Is there a limit to the number of colors that we can represent? Are there enough colors representable in RGB?

What will be an ideal response?

Computer Science & Information Technology

Here is a recursive function that is supposed to return the factorial. Identify the line(s) with the logical error(s). Hint: This compiles and runs, and it computes something. What is it?

``` int fact( int n ) //a { int f = 1; //b if ( 0 == n || 1 == n ) //c return f; //d else { f = fact(n - 1); //f f = (n-1) * f; //g return f; //h } } ```

Computer Science & Information Technology

The value of s[s[6] - s[5]] is:

Consider the array: ``` s[0] = 7 s[1] = 0 s[2] = -12 s[3] = 9 s[4] = 10 s[5] = 3 s[6] = 6 ``` a. 0. b. 3. c. 9. d. 10.

Computer Science & Information Technology

________ are used to mark the end of SQL statements

Fill in the blank(s) with correct word

Computer Science & Information Technology