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

1. The purpose of an ARP reply is to acquire the IP address.
2. The purpose of the keepalive packet is to indicate that the Ethernet interface is connected to another networking device.
3. The show ip interface brief command shows Yes in the OK? column. This indicates that keepalive packets are being exchanged.
4. Unlike a router, a switch is an OSI layer 2 device and operates by storing and forwarding the MAC addresses.
5. ARP stands for Address Resolution Protocol.


1. False
2. True
3. False
4. True
5. True

Computer Science & Information Technology

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What is i printed in the following code?

``` public class Test { public static void main(String[] args) { int j = 0; int i = j++ + j * 5; System.out.println("What is i? " + i); } } ``` a. 0 b. 1 c. 5 d. 6

Computer Science & Information Technology

Repeat Exercises 6 and 7 in Chapter 7, but use an instance of ArrayList instead of an array. We will no longer need to know the maximum number of sales, so the methods will change to reflect this.

What will be an ideal response?

Computer Science & Information Technology

Background and text that are too similar in color can cause ____ problems.

A. swatch B. setting C. readability D. accessibility

Computer Science & Information Technology

An ____ cable is typically orange, with black rings around the cable every 2.5 meters.

A. RG-10 B. RG-11 C. RG-12 D. RG-13

Computer Science & Information Technology