Network

Question 1

What does OSI model stand for?

Answer 1

Open Systems Interconnection model.

Question 2

Layer 7 (OSI)

Answer 2

Application (Scribe)

Question 3

Layer 6 (OSI)

Answer 3

Presentation (007)

Question 4

Layer 5 (OSI)

Answer 4

Session (lawyer)

Question 5

Layer 4 (OSI)

Answer 5

Transport (middle manager)

Question 6

Layer 3 (OSI)

Answer 6

Network (mail room)

Question 7

Layer 2 (OSI)

Answer 7

Data Link (envelope)

Question 8

Layer 1 (OSI)

Answer 8

Physical (Fed ex truck)

Question 9

Layer 4(TCP/IP)

Answer 9

Application (application, presentation, and session)

Question 10

Layer 3 (TCP/IP)

Answer 10

Transport

Question 11

Layer 2 (TCP/IP)

Answer 11

Internet

Question 12

Layer 1 (TCP/IP)

Answer 12

Link (Data link, Physical)

Question 13

Layer 5 (ACTUAL)

Answer 13

Application (application, presentation, and session)

Question 14

Layer 4 (ACTUAL)

Answer 14

Transport

Question 15

Layer 3 (ACTUAL)

Answer 15

Network

Question 16

Layer 2 (ACTUAL)

Answer 16

Data Link

Question 17

Layer 1 (ACTUAL)

Answer 17

Physical

Question 18

CORE TCP\IP PROTOCOL: TCP

Answer 18

Transmission control protocol- connection oriented +reliable: works by getting acknowledgment that connection was made.

Question 19

CORE TCP\IP PROTOCOL: UDP

Answer 19

User data protocol- Connectionless+unreliable: No acknowledgement needed about connection.

Question 20

CORE TCP\IP PROTOCOL: IP

Answer 20

Internet protocol- operates at network layer. where the correct IP addresses are added

Question 21

CORE TCP\IP PROTOCOL: ICMP

Answer 21

Internet control message protocol- does support services for IP functionality

Question 22

HTTP(hypertext transfer protocol)

Answer 22

PROTOCOL USED AT APPLICATION LAYER WHEN USER VISITS WEBISTE

Question 23

DNS Queries

Answer 23

use the transport protocol of UDP

Question 24

T or F?

Answer 24

Http uses the transport protocol of TCP