Network+CH3 Questions - Network Guide to Networks Seventh...

Network+ Guide to Networks,
Seventh Edition
Chapter 3,
Student Name _____David Duvall ____________________
Review Questions
1. Which protocol’s header would a Layer 4 device read and process?
A. IP
B. TCP
C. ARP
D. HTTP
2. What number does a host use to identify the application involved in a transmission?
3. What field in a TCP segment is used to determine if an arriving data unit exactly matches the
data unit sent by the source?
4. At which OSI layer does IP operate?
5. Which OSI layer is responsible for directing data from one LAN to another?

A. Transport layer
B. Network layer
C. Data Link layer
D. Physical layer