What is the advantage of a distributed IDS?
A. A distributed IDS can collect data from many devices at a central manager console to allow a security manager to detect a more complex attack.
B. A distributed IDS can detect 100% of attacks.
C. A distributed IDS prevents all types of attacks.
D. A distributed IDS can collect data from one network device at a central manager console to allow a security manager to detect a more complex attack.
A. A distributed IDS can collect data from many devices at a central manager console to allow a security manager to detect a more complex attack.
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Prove that the basic two-phase locking protocol guarantees conflict serializability of schedules. (Hint: Show that, if a serializability graph for a schedule has a cycle, then at least one of the transactions participating in the schedule does not obey the two-phase locking protocol.)
What will be an ideal response?
Trojans can perform which of the following actions?
a. Delete files on the computer. b. Launch a DoS attach. c. Open a backdoor. d. All the above.
Which of the following is not a basic element of print?
A. text B. color C. buttons D. illustrations
Which of the following segments will call the method readData four times?
a) ``` int k; k = 1; while (k < 4) { readData(); k = k + 1; } b) `````` int i; i = 0; while (i <= 4) { readData(); i = i + 1; } ``` c)``` int i; i = 0; while (i < 4) { readData(); } ``` d) ``` int i; i = 0; while (i < 4) { readData(); i = i + 1; } ```