What is a computer that is controlled by a master, and used to launch various types of attacks?
a. bot
b. bug
c. cluster
A. bot
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Answer the following statements true (T) or false (F)
1. The scope of a variable declared in a for loop's initialization expression always extends beyond the body of the loop. 2. If you want to stop a loop before it goes through all of its iterations, the break statement may be used. 3. You may not use both break and continue statements within the same set of nested loops. 4. The condition that is tested by a while loop must be enclosed in parentheses and terminated with a semicolon.
Given the following code that uses recursion to find the factorial of a number, how many times will the else clause be executed if n = 5?
``` private static int factorial(int n) { if (n == 0) return 1; else return n * factorial(n - 1); } ``` a. 3 b. 4 c. 5 d. 6
It is rare to initialize variables before entering the body of a repetition loop.
Answer the following statement true (T) or false (F)
When using the chmod command, the mode rwx can be represented by which number?
A. 0 B. 1 C. 7 D. 8