MIS 589 Week 5 Test Your Knowledge; QUIZ: Summer 2021

Term	Summer 2021
Institution	MIS 589 Networking Concepts and Applications
Contributor	J. Brown

infrastructure from which other companies can lease services for WANs and

MANs.

Question: (TCO C) A _____ are devices that permit a user to connect to a digital T-carrier

service.

Question: (TCO C) _____ are dedicated digital circuits that are the most commonly used

form of dedicated circuit services in North America today.

Question: (TCO C) OC-3072 has a data rate of
Question: (TCO C) Which of the following is a primary advantage of a VPN?
Question: (TCO C) The performance of WANs can be improved by
Question: (TCO C) The height of a sound wave is called its
Question: (TCO C) Dynamic routing
Question: (TCO C) Which of the following is not a key issue to be considered when selecting

a WAN service?

Question: (TCO C) Most IP services use _____ as the data link layer protocol.
Question: (TCO D) At the top of the Internet structure are tier 1 _____, such as AT&T and

Sprint.

Question: (TCO D) A _____ is the place at which the ISP provides services to its customers.
Question: (TCO D) A _____ is used by ISPs to authenticate its customers.
Question: (TCO D) Technologies that provide higher speed communications than traditional

modems (e.g., DSL) are known as _____ technologies.

Question: (TCO D) Most WiMAX providers in the U.S. are using an effective data range of
Question: (TCO D) A digital service offered by cable companies is the
Question: (TCO D) A(n) _____ is used to connect a fiber optic cable from the cable TV

company side to a coaxial cable on the customer side.

Question: (TCO D) The closest the Internet has to an owning organization is the
Question: (TCO D) The _____ is a large open international community of network designers,

operators, vendors, and researchers concerned with the evolution of the Internet

architecture and smooth operation of the Internet.