Open System Interconnection (OSI) Flashcards
The Open Systems Interconnection (OSI) model consists of:
7 layers
3 layers
9 layers
5 layers
7 layers
Physical layer of the OSI model is also known as:
Layer 2
Layer 7
Layer 1
Layer 4
Layer 1
Which of the following protocols reside at the application layer of the OSI model? (Select 3 answers)
ATM
HTTP
FTP
IP
SMTP
TCP/UDP
HTTP
FTP
SMTP
Which of the terms listed below refers to the OSI network layer?
Layer 2
Layer 5
Layer 3
Layer 4
Layer 3
Layer 6 of the OSI model is also referred to as:
Application layer
Presentation layer
Session layer
Transport layer
Presentation layer
In the OSI model, physical addressing takes place at the:
Data link layer
Layer 4
Physical layer
Session layer
Data link layer
OSI layer 7 is also known as:
Application layer
Session layer
Presentation layer
Transport layer
Application layer
Which of the following reside at the physical layer of the OSI model? (Select 2 answers)
Router
Hub
Switch
Network cabling
Bridge
Hub
Network cabling
Character encoding, data compression and encryption/decryption take place at the:
Application layer of the OSI model
Presentation layer of the OSI model
Session layer of the OSI model
Transport layer of the OSI model
Presentation layer of the OSI model
Which OSI layer assumes responsibility for managing network connections between applications?
Network layer
Data link layer
Application layer
Session layer
Session layer
Layer 4 of the OSI model is also known as:
Transport layer
Network layer
Data link layer
Session layer
Transport layer
The term “Presentation layer” refers to:
Layer 7 of the OSI model
Layer 5 of the OSI model
Layer 6 of the OSI model
Layer 4 of the OSI model
Layer 6 of the OSI model
What is the name of a data unit used at the OSI physical layer?
Frame
Segment
Bit
Packet
Bit
In the OSI model, Media Access Control (MAC) and Logical Link Control (LLC) sublayers are the components of:
Session layer
Data link layer
Transport layer
Network layer
Data link layer
Layer 2 of the OSI model is also referred to as:
Transport layer
Network layer
Data link layer
Physical layer
Data link layer
User Datagram Protocol (UDP) resides at: (Select 2 answers)
Transport layer
Layer 3
Layer 4
Network layer
Layer 6
Data link layer
Transport layer
Layer 4
Which OSI layer is responsible for breaking up data into segments?
Network layer
Transport layer
Presentation layer
Data link layer
Transport layer
Transport layer resides between which two other layers of the OSI model?
Network and Session
Presentation and Application
Physical and Network
Physical and Data link
Network and Session
Routers operate at: (Select 2 answers)
Physical layer of the OSI model
Application layer of the OSI model
Layer 3 of the OSI model
Network layer of the OSI model
Layer 5 of the OSI model
Layer 3 of the OSI model
Network layer of the OSI model
Layer 5 of the OSI model is also known as:
Session layer
Application layer
Transport layer
Presentation layer
Session layer
In the OSI model, session layer is also referred to as:
Layer 4
Layer 6
Layer 5
Layer 3
Layer 5
At which of the OSI layers IP addressing takes place?
Layer 3
Layer 1
Layer 4
Layer 6
Layer 3
Layer 3 of the OSI model is also known as:
Data link layer
Network layer
Session layer
Transport layer
Network layer
Data encryption and decryption typically takes place at the:
Layer 5 of the OSI model
Presentation layer of the OSI model
Layer 7 of the OSI model
Data link layer of the OSI model
Presentation layer of the OSI model
The application layer of the OSI model is also referred to as:
Layer 1
Layer 3
Layer 6
Layer 7
Layer 7
Which of the following devices resides at the data link layer of the OSI model?
Router
Passive hub
Ethernet switch
Repeater
Ethernet switch
In the OSI model, Transmission Control Protocol (TCP) resides at: (Select 2 answers)
Transport layer
Layer 3
Application layer
Layer 4
Network layer
Layer 7
Transport layer
Layer 4
Which of following protocols reside(s) at the OSI network layer? (Select all that apply)
IPv4
UDP
IPsec
TCP
IPv6
ICMP
IPv4
IPsec
IPv6
ICMP
Which of the protocols listed below resides at the session layer of the OSI model?
HTTP
UDP
IP
SMTP
PPTP
PPTP
Internet Protocol Security (IPsec) resides at:
Network layer of the OSI model
Transport layer of the OSI model
Session layer of the OSI model
Presentation layer of the OSI model
Network layer of the OSI model
Which of the following protocols reside at the OSI transport layer? (Select 2 answers)
UDP
SSL/TLS
ICMP
TCP
ARP
PPTP
UDP
TCP
Which of the answers listed below refer to components that reside at the OSI network layer? (Select 3 answers)
Router
Network cabling
IP address
TCP/UDP protocols
Switch
Packet
Router
IP address
Packet
What are the characteristic components of the OSI data link layer? (Select 3 answers)
MAC address
Packet
Switch
Network cabling
Router
Frame
MAC address
Switch
Frame
Which of the following reside at the physical layer of the OSI model? (Select 2 answers)
IP address
Switch
Bit
Router
Network cabling
Frame
Bit
Network cabling
The term “Transport layer” refers to:
Layer 7 of the OSI model
Layer 5 of the OSI model
Layer 6 of the OSI model
Layer 4 of the OSI model
Layer 4 of the OSI model