Which interior intrusion detection system (IIDS) sensor uses heat radiation to detect intruders?

a. Ultrasonic.
b. Microwave.
c. Passive infrared.
d. Dual-phenomenology.


Ans: c. Passive infrared.

Computer Science & Information Technology

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The underlying data structure used by the computer during recursion is a:

a. queue b. linked list c. tree d. stack

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In which of the following attacks is the attacker able to intercept traffic from both parties and either pass the traffic unaltered to the other end of the communication link, or the attacker can forge replies from either side?

A. DoS attack B. brute force attack C. man-in-the middle attack D. IP service attack

Computer Science & Information Technology

The item on the right in the accompanying figure is a JPEG file.

Answer the following statement true (T) or false (F)

Computer Science & Information Technology

Choose the sentence type of the following sentence.Although Jerry uses a GPS, he still gets lost more than anyone I know.?

A. ?Simple B. ?Compound C. ?Complex D. ?Compound-complex

Computer Science & Information Technology