A dropper installs a malicious program on a device, and it works with an entire program. Code injection inserts a segment of malicious code into another program. It carries only a short segment of code rather than an entire program.

The ________ provides an introduction to the topic covered in the presentation

A) layout B) title slide C) footer D) black slide

Which of the following statements about regular expressions is false.

a. Both "A*" and "A+" will match "A", but only "A*" will match an empty string. b. "\d" matches any decimal digit. c. The pattern "[aeiou]" matches any vowel. d. The quantifier ? in a regular expression matches one or more occurrences of the preceding pattern.