Any of the file input or output methods in a Java program might throw an exception, so all the relevant code in the class is placed in a ____ block.

To improve video performance, modern computers have a _______ in addition to the CPU

a. GPU b. VPU c. DPU d. APU

You discover that your computing system has been infected by a piece of malicious code. You have no idea when the infection occurred. You do have backups performed every week since the system was put into operation but, of course, there have been numerous changes to the system over time. How could you use the backups to construct a "clean" version of your system?

What will be an ideal response?