CompTIA A+® Certification All-In-One For Dummies®, 2nd Edition

1.13. Prep Test

1. What category of UTP cabling transmits data at 16 Mbps?

   1. ^ Category 2

   2. ^ Category 3

   3. ^ Category 4

   4. ^ Category 5

2. Which of the following defines simplex communication?

   1. ^ Allows information to be sent and received, but not at the same time

   2. ^ Allows information only to be sent

   3. ^ Allows information to be sent and received at the same time

   4. ^ Allows information to be sent, but only after dependent information is received

3. What is the transfer rate of Category 3 cabling?

   1. ^ 2 Mbps

   2. ^ 10 Mbps

   3. ^ 16 Mbps

   4. ^ 100 Mbps

4. What is the maximum distance of a Thinnet segment?

   1. ^ 100 meters

   2. ^ 500 meters

   3. ^ 250 meters

   4. ^ 185 meters

5. What is the recommended number of users for a peer-to-peer network?

   1. ^ Fewer than 100

   2. ^ More than 100

   3. ^ Fewer than 10

   4. ^ More than 10

6. What access method is used for Ethernet?

   1. ^ Token passing

   2. ^ CSMA/CA

   3. ^ Twisted pair

   4. ^ CSMA/CD

7. Which of the following defines half-duplex communication?

   1. ^ Allows information to be both sent and received, but not at the same time

   2. ^ Allows information only to be sent

   3. ^ Allows information to be sent and received at the same time

   4. ^ Allows information to be sent, but only after dependent information is received

8. What category of UTP allows for data transfer at 1 Gbps?

   1. ^ Category 3

   2. ^ Category 4

   3. ^ Category 5

   4. ^ Category 5e

9. Which topology must be terminated at both ends to prevent signal bounce?

   1. ^ Ring

   2. ^ Star

   3. ^ Bus

   4. ^ Coaxial

10. What access method best describes CSMA/CA?

    1. ^ Data is placed out on the wire; the sending workstation detects whether there is an error and retransmits if there is.

    2. ^ A token ...