Which of the following methods for network performance optimization is used to distribute traffic among similar devices?
A. Fault tolerance
B. QoS
C. Proxy server
D. Load balancing
Answer: D. Load balancing
Computer Science & Information Technology
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The default value of a Semaphore object’s internal counter is_________ .
a) 1. b) –1. c) 0. d) None of the above.
Computer Science & Information Technology
Which of the following is true?
Given the following declarations: ``` StringBuilder buffer = new StringBuilder(“Testing Testing”); buffer.setLength(7); buffer.ensureCapacity(5); ``` a. buffer has capacity 5. b. buffer has capacity 31. c. buffer has content “Testin”. d. buffer has length 15.
Computer Science & Information Technology
On LinkedIn, a professional contact is called a(n) ________
A) associate B) contact C) connection D) friend
Computer Science & Information Technology
The item numbered 5 in the accompanying figure is the ____.
A. Mail folder pane B. message list C. Reading Pane D. title bar
Computer Science & Information Technology