?In a data flow diagram (DFD), a black hole is a process that has _____.
A. ?no input
B. ?at least one output and one input, but the output obviously is insufficient to generate the input shown
C. ?no output
D. ?at least one input and one output, but the input obviously is insufficient to generate the output shown
Answer: C
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What will be an ideal response?
Analyze the following code:
``` public class Test { public static void main(String[] args) { int[] x = {1, 2, 3, 4, 5}; xMethod(x, 5); } public static void xMethod(int[] x, int length) { System.out.print(" " + x[length - 1]); xMethod(x, length - 1); } }``` a. The program displays 1 2 3 4 6. b. The program displays 1 2 3 4 5 and then raises an ArrayIndexOutOfBoundsException. c. The program displays 5 4 3 2 1. d. The program displays 5 4 3 2 1 and then raises an ArrayIndexOutOfBoundsException.
Which of the following Terminal commands is used to safely eject a USB drive in Linux?
a. sudo unmount /dev/sbd1 b. unmount /dev/USB1 c. sudo eject /dev/sbd1 d. None of the above
With a series of check boxes, only one box may be selected at a time.
Answer the following statement true (T) or false (F)