Computer Networks: Fundamentals, OSI Model, and IP Addressing Homework

This homework assignment covers fundamental concepts in computer networking, including the OSI model, network protocols, and IP addressing. The assignment includes multiple-choice questions addressing topics like network topologies, the functions of different layers in the OSI model, and the roles of network devices like routers and switches. Additionally, the assignment explores the differences between IPv4 and IPv6, subnet masks, and key networking performance parameters. The questions assess the student's understanding of data transmission, packet structures, and the importance of standards in network communications. The assignment is designed to reinforce core networking concepts and prepare students for more advanced topics in computer science. This assignment is ideal for students looking to enhance their understanding of networking fundamentals and prepare for examinations or further study in the field of computer networking.

1. The postal delivery system is analogous with ___________________ protocols
1. Virtual circuit
2. Connectionless
3. Connection free
4. Connection oriented
2. Which is a wide area networking (WAN) protocol
1. Ethernet
2. Token Ring
3. Apple talk
4. Frame relay
3. An interconnection device at the OSI’s physical layer is a
______________________.
1. Router
2. Switch
3. Repeater
4. Bridge
4. Communication between two completely different email systems may be
performed by a __________.
1. Router
2. Gateway
3. Gatekeeper
4. Bridge
5. A “Frame” is a unit of data at layer __________________ of the OSI model.
1. Network
2. Physical
3. Datalink
4. Transport
6. In protocol packets, the data portion is carried in the information or payload field,
while the control portion is carried in the _________________ field.
7. The forth layer in the OSI Refence Model is called the _______________ layer.
8. If you want to download a lot of information in a short time, you need a lot of
____________.
9. The basic building blocks of a computer network include repeaters, hubs, switches
and _____________.
10. Protocols handle the “What Ifs” of network communications. True or False
Revision Questions
Lab 21
Example Multi-Choice Questions

11. Many protocols are modelled after either; (1) telephone calls or (2) sending a
message via the ______________.
12. The OSI Refence model has ________ layers.
13. Identify the topologies of the network diagrams (a-e) below
a.
b.
c.
d.

e.
14. A “protocol” is a:
 Refernce Model
 Set of rules for communications
 Packet header
 Symbol that indicates the start of a packet
15. In the OSI Reference Model, layer 3 is where we find:
 Session protocols
 Applications
 Routing
 End to end integrity
16 .Standards are important because they provide
 Closed procurements
 Proprietary systems
 Virtual circuits
 Open systems
17. A packet is:
 A unit of data that is sent using given protocol
 A symbol that indicates the beginning of a submission
 A protocol header
 An 8-bit byte (octet)
18. The basic network interconnect building blocks include hubs,
routers and __________.
 Terminals
 Servers
 PC client
 Switches
19. Key networking performance parameters include _____________, throughput,
availability, and data integrity.
 Delay
 Payload identification
 Routing
 Repeaters

20. After the implementation IP v4, why was their a need for the development of IP
v6?
21. In IP v4 what is the default subnet mask of Class A
22. In IP v4 what is the default subnet mask of Class B
23. In IP v4 what is the default subnet mask of Class C