Many search engines that support Boolean operators allow you to use parentheses to place one search string inside of another, a process called ________.
a. searching
b. nesting
c. querying
d. operating
Ans: b. nesting
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After the following program is finished, how many bytes are written to the file t.dat?
``` import java.io.*; public class Test { public static void main(String[] args) throws IOException { DataOutputStream output = new DataOutputStream( new FileOutputStream("t.dat")); output.writeShort(1234); output.writeShort(5678); output.close(); } } ``` a. 2 bytes. b. 4 bytes. c. 8 bytes. d. 16 bytes.
A __________ cluster is typically used in e-business applications with high user volumes.
a) high-performance cluster b) high-availability cluster c) load-balancing cluster d) high-scalability cluster
The SUBSTITUTE function will replace the word doctor with Dr. in a text string
Indicate whether the statement is true or false
Which one of the following cables is the most popular transmission media for Ethernet networks?
A) Unshielded twisted-pair (UTP) B) Coaxial C) Cat 1 D) Fiber-optic