Lesson 3: Transport Layer & Network Applications Flashcards

1
Q
A
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2
Q

2 Things

What does the transport layer do?

A

Handles transportation issues
Ensures data transport reliability

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3
Q

What does the transport layer do for virtual circuits?

A

Establish, Maintain & Terminate

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4
Q

What does UDP stand for?

A

User Datagram Protocol

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5
Q

What does TCP stand for?

A

Transmission Control Protocol

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6
Q

What are the Transport protocols?

A

TCP & UDP

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7
Q

Summarise TCP

A

Connection Oriented
Handshacking

Flow & Congestion Control

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8
Q

Summarise UDP

A

Best Effort Connectionless Protocol
May end up lost/OOO

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9
Q

What does ephemeral mean?

A

Short lasting

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10
Q

What’s a handshake?

A

Get sender/receiver signals before data exchange

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11
Q

What does the Session layer do?

A

Creates & Maintains dialogue between source & destination applications

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12
Q

What does the Presentation Layer do?

A

Format, compress, encrypt data

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13
Q

What does HTTPS do?

A

Transfer pages from servers to browsers

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14
Q

What protocols are used for emailing?

A

SMTP, POP, IMAP

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15
Q

What protocols are used for IP addressing?

A

DNS & DHCP

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