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Computer Communications and Networks Certification Exam Practice Test
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Computer Communications and Networks Certification Exam Practice Test
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25 Questions

1. The networking process for review and revision is documented by a:
2. Which OSI layer breaks data up into individual frames to prepare it for transfer across a network?
3. Which statement best describes a host name?
4. The HTTP response header:
5. The unit of information for transfer between two entities of the data link layer is a:
6. What is the unit of information exchanged between two entities in the application layer?
7. A _____ cable has an insulator that minimizes the emission of dangerous fumes in the event of fire.
8. An element of the WWW protocol is:
9. ___ allows developers to develop and test an application without worrying about the underlying infrastructure and ___ provides storage, infrastructure, and connectivity to a consumer.
10. A service provided by the physical layer is:
11. How many layers comprise the OSI Model?
12. The most widely used application/programming interface for UDP is the:
13. How are the interactions between a user and a service provider expressed as an abstract representation?
14. The UDP service is characterized by:
15. How many bits are needed for the Alternating Bit Protocol?
16. The HTTP request header:
17. The IP subnet address can be represented as a(n):
18. The language used to encode documents on the web is:
19. Each end of the TCP connection uses a buffer to speed up data flow when the network is busy. Which of the following processes manages the flow controls?
20. The network layer allows your LAN to exchange information with other networks through an intermediate system called a:
21. The networking standards development process is documented by:
22. The ______ access layer in the TCP/IP reference model is the combination of the Application, Presentation, and Session layers in the OSI reference model.
23. For the subnet mask bits /24, what is the number of /25 subnets?
24. The session layer in the OSI reference model is similar to which layer in the TCP/IP model?
25. Which of the following describe the features that are supported by the transport layer?

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