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Networking Essentials Flashcards
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1
Question
What is the most common protocol suite used in networking?
Page 3
Answer
Internet Protocol Suite or TCP/IP
2
Question
Who maintains the Internet Protocol Suite?
Page 3
Answer
Internet Engineering Task Force (IETF)
3
Question
What organization developed the OSI protocols?
Page 3
Answer
International Organization for Standardization (ISO) and International Telecommunications Union (ITU)
4
Question
What type of protocol suite is AppleTalk?
Page 3
Answer
Proprietary suite released by Apple Inc.
5
Question
Who developed the Novell NetWare protocol suite?
Page 3
Answer
Novell Inc.
6
Question
How many protocol suites are mentioned in the evolution discussion?
Page 3
Answer
Several
7
Question
What is the primary focus of the TCP/IP suite?
Page 3
Answer
Most common protocol suite
8
Question
Why was the OSI model developed?
Page 3
Answer
By ISO and ITU for standardization
9
Question
What makes AppleTalk and Novell NetWare similar?
Page 3
Answer
Both are proprietary suites
10
Question
In the TCP/IP model, what layer handles transmission protocols like SCTP, TCP, and UDP?
Page 4
Answer
Transport layer
11
Question
What is the role of addresses in the TCP/IP model?
Page 4
Answer
Used at different layers for identification
12
Question
Name three transport protocols in TCP/IP.
Page 4
Answer
SCTP, TCP, UDP
13
Question
How does the relationship of layers work in TCP/IP?
Page 4
Answer
Each layer uses specific addresses and protocols
14
Question
What distinguishes SCTP from TCP in TCP/IP?
Page 4
Answer
SCTP provides multi-streaming and multi-homing
15
Question
Why is UDP used in TCP/IP?
Page 4
Answer
For connectionless, low-overhead data transfer
16
Question
In a switched network, how can nodes be connected?
Page 5
Answer
Two or more nodes by a link or two or more networks by a node
17
Question
What is a recursive definition of a network?
Page 5
Answer
Two or more nodes connected by a link, or two or more networks connected by a node
18
Question
What types of connections define a basic network?
Page 5
Answer
Links between nodes
19
Question
How do switched networks expand?
Page 5
Answer
By connecting networks via nodes
20
Question
What is the base unit in the recursive network definition?
Page 5
Answer
Nodes connected by links
21
Question
In networking terminology, what are hosts and routers called?
Page 6
Answer
Nodes
22
Question
What connects adjacent nodes in a communication path?
Page 6
Answer
Links or communication channels
23
Question
What types of links exist in networks?
Page 6
Answer
Wired, wireless, LANs
24
Question
What is a layer-2 packet called?
Page 6
Answer
Frame
25
Question
What is the responsibility of the link layer?
Page 6
Answer
Transferring datagram from one node to adjacent node over a link
26
Question
In what environments does the link layer operate?
Page 6
Answer
Mobile, enterprise, ISP, datacenter networks
27
Question
Why is the link layer crucial in diverse networks?
Page 6
Answer
Handles transfer over physical links between adjacent nodes
28
Question
What encapsulates a datagram at layer 2?
Page 6
Answer
Frame
29
Question
How do datagrams travel across multiple links?
Page 6
Answer
Using different link protocols on each link
30
Question
What varies between different link protocols?
Page 7
Answer
Services provided, like reliable data transfer