During the port scanning process, the attacker will scan only the 1,024 well-known ports
Indicate whether the statement is true or false.
ANS: False: The attacker will scan for all open ports, not just the 1,024 well-known ports.
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Which of the following statements is false?
a. In Java SE 8, an interface may declare default methods—that is, public methods with concrete implementations that specify how an operation should be performed. b. When a class implements an interface, the class receives the interface’s default concrete implementations if it does not override them. c. When you enhance an existing interface with default methods—any class that implemented the original interface will break. d. With default methods, you can declare common method implementations in interfaces (rather than abstract classes), which gives you more flexibility in designing your classes.
The programmer is directly concerned with __________ I/O.
a. logical b. physical c. both A and B d. neither A nor B
Until deleted messages are permanently deleted, they are stored in the ________ folder
A) Inbox B) Deleted Items C) Outbox D) Junk E-mail
A stack is a ____ data structure.
A. FIFO B. LIFO C. FILO D. LILO