The ____________________ enables routers to communicate with hosts to determine a "group" membership.

Fill in the blank(s) with the appropriate word(s).

IGMP

Computer Science & Information Technology

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To include Swing and AWT components in your program, use the following import statements:

A) import java.swing; import java.awt; B) import java.swing; import javax.awt; C) import javax.swing; import java.awt; D) import javax.swing; import javax.awt;

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Computer Science & Information Technology

Analyze the following code:

``` ArrayList list = new ArrayList(); list.add("Beijing"); list.add("Tokyo"); list.add("Shanghai"); list.set(3, "Hong Kong"); ``` a. The last line in the code causes a runtime error because there is no element at index 3 in the array list. b. The last line in the code has a compile error because there is no element at index 3 in the array list. c. If you replace the last line by list.add(3, "Hong Kong"), the code will compile and run fine. d. If you replace the last line by list.add(4, "Hong Kong"), the code will compile and run fine.

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Computer Science & Information Technology

As with other actions in Access, you can undo the changes made by running actions queries

Indicate whether the statement is true or false

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Computer Science & Information Technology

If a Cisco router's flash memory becomes corrupted, the router can boot from which of the following components?

a. ROM b. NVRAM c. RAM d. CD-ROM

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Computer Science & Information Technology