Brainscape's Knowledge GenomeTM

Browse over 1 million classes created by top students, professors, publishers, and experts.


See full index

CTJ23-24 study areas > OSI > Flashcards

OSI Flashcards

1
Q

Physical layer specifications

A

Pin layouts
Voltages
Cable specifications
Hardware: hubs, repeaters, and network interfaces

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

Data in the Network Layer is broken down into these

A

Packets

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

Compression happens in this layer

A

Presentation (Layer 6)

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

Connectionless communications
Connection-oriented communications
Flow control
Windowing
Acknowledgements

A

Transport Layer (Layer 4) specifications

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

POP3, IMAP, SMTP, Web Browsing (HTTP), Domain Name Service (DNS), File Transfer Protocol (FTP), TELNET, Simple Network Management Protocol (SNMP) are all examples of what layer

A

Application (Layer 7)

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

Logical Link Control

A

Data Link Layer

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

Ensures every host on the network has a unique address

A

Logical addressing

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

Sets up, manages, and tears down sessions between Presentation Layer entities
Provides dialogue control between devices
Coordinates communication between systems

A

Session Layer (Layer 5)

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

Layer 3

A

Network

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

Hierarchy layers

A

OSI

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

BGP

A

Border gateway protocol

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

Primarily responsible for getting data from one end-point to another

A

Network Layer

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q

Routing protocol used to transfer data and information between gateways or autonomous systems

A

BGP (Border Gateway Protocol)

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
14
Q

Communicates directly with the media that transmit bits

A

Physical

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
15
Q

Layer 7

A

Application

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
16
Q

Layer 4

A

Transport

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
17
Q

EPL

A

Ethernet Private Line

18
Q

Layer 2

A

Data Link

19
Q

Layer 1

A

Physical

20
Q

Ensures that data transferred from one system’s Application Layer can be read by the Application Layer on the receiving system

A

Presentation (Layer 6)

21
Q

Transfers Ethernet frames from one customer site to another within the Comcast or partner carrier network

A

EPL (Ethernet Private Line)

22
Q

OSI

A

Open Systems Interconnection

23
Q

Media Access Control (MAC)

A

Data Link Layer

24
Q

Routers fall into this layer

A

Layer 3 (Network Layer)

25
Q

Logical device addressing
Tracking location of devices on the network
Determining best path for moving data

A

Network Layer

26
Q

Layer 6

A

Presentation

27
Q

MPEG (Moving Picture Experts Group) - encoding and compression of audio and video data
SSL (Secure Sockets Layer) - encryption for data transmitted on the internet

A

Presentation (Layer 6)

28
Q

IPV4

A

Internet protocol version 4

29
Q

End-to-end transport services
Establishment of logical connection between sending and destination hosts
Flow Control
Error recovery

A

Layer 4 (Transport)

30
Q

Defines electrical and physical specification of devices and relationship between devices and transmission media

A

Physical

31
Q

Segments and reassembles data from the upper layers

A

Transport (Layer 4)

32
Q

Data translation and code formatting

A

Presentation (Layer 6)

33
Q

Oversees movement of data in and out of the communication path using Frames

A

Data Link Layer

34
Q

IP (Internet Protocol)
ICMP (Internet Control Message Protocol)
RIP (Router Information Protocol)

A

Layer 3 (Network Layer)

35
Q

Presents data to the application layer

A

Presentation (Layer 6)

36
Q

Encryption and Decryption

A

Presentation Layer (Layer 6)

37
Q

Comcast Business Ethernet falls under this layer

A

Layer 2 (Data Link)

38
Q

Identifies where data is headed and where it came from

A

Data Link Layer

39
Q

Known as “Protocol Layer”

A

Data Link Layer

40
Q

Sends and receives bits on the network

A

Physical

41
Q

Layer 5

A

Session

42
Q

Ensures that an application’s data is separate from other users’ applications’ data

A

Layer 5

CTJ23-24 study areas (5 decks)

Brainscape helps you reach your goals faster, through stronger study habits.
© 2024 Bold Learning Solutions. Terms and Conditions