Which of the following are true about an abstract data type?

I. Captures a data representation.
II. Defines the operations that are allowed on its data.
III. Replaces structured programming.

a. I, II and III.
b. I and II.
c. I and III.
d. II and III.


b. I and II.

Computer Science & Information Technology

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Which of the following statements is true about chaining?

a. It's a solution for a hash collision problem. When two elements have the same hash, they are stored in the same bucket, which is often a linked list. b. It's a solution for hash collisions. If an element's hash has the same value as the hash of an object already stored in the data structure, it is placed in the nearest not-occupied place. c. It's a technique used for computing hash values. d. None of the above

Computer Science & Information Technology

Communications through a router are noticeably faster than communications through a switch.

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

Computer Science & Information Technology

________, which dates back to 1969, runs many of the world's most powerful servers.

A. Linux B. Unix C. Windows RT D. Mac OS

Computer Science & Information Technology

A network technician is doing a wireless audit and finds an SSID that does not match the company's SSID. The company uses the SSID of ABC123, and the SSID the technician found is Default. Which of the following threats did the network technician find?

A. AP isolation B. DDoS C. Evil twin D. Rogue AP

Computer Science & Information Technology