Which of the following kinds of malware is a malicious mobile app that uses a variety of fraudulent schemes to charge unsuspecting users for premium messaging services?
A. trojan horse
B. rootkit
C. worm
D. toll fraud
Answer: D
Computer Science & Information Technology
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Convert the following octet to decimal: 11000000
Computer Science & Information Technology
The ____ blending mode is very useful for colorizing monochromatic images.
A. Mode B. Base C. Rub D. Color
Computer Science & Information Technology
Solve the system using a graphing calculator.
A. 
B. 
C. 
D. Infinite number of solutions
E. No solution
Computer Science & Information Technology
The constructor for the StreamWriter class is overloaded to include a Boolean variable indicating whether this is the first time the file was accessed.
Answer the following statement true (T) or false (F)
Computer Science & Information Technology