OSI MODEL

Multiple Choice

Which of the following best describes the significance of the OSI Model in computer networking?

• It provides a standardized framework for network communication.

• It is only used for wireless networks.

• It was designed exclusively for the Internet of Things.

• It is an outdated model with no current applications.

Multiple Choice

Which of the following is NOT a function of the Application layer?

• Mail Services

• Directory Services

• Encryption/Decryption

• Network Virtual Terminal

Multiple Select

Which functions are performed by the Session layer?

• Session establishment, maintenance, and termination

• Segmentation and Reassembly

• Dialog Controller

• Synchronization

Fill in the Blanks

The transport layer is responsible for end-to-end delivery of the complete

.

Multiple Choice

Which of the following statements about connectionless service is TRUE?

• It is a three-phase process including connection establishment.

• The receiver acknowledges receipt of each packet.

• It allows for faster communication between devices.

• It is more reliable than connection-oriented service.

Multiple Choice

Which layer is responsible for selecting the shortest path for packet transmission and placing sender & receiver IP addresses in the header?

• Network layer

• Data Link layer

• Physical layer

• Transport layer

Multiple Select

Which of the following are functions of the Data Link layer?

• Framing

• Physical addressing

• Error control

• Routing

Fill in the Blanks

The physical layer transmits information in the form of

.

Multiple Choice

Match the OSI layers to their corresponding TCP/IP layers.

• Application - Application, Presentation - Application, Session - Application, Transport - Transport, Network - Internet, Data Link - Network Access, Physical - Network Access

• Application - Transport, Presentation - Internet, Session - Network Access, Transport - Application, Network - Physical, Data Link - Transport, Physical - Internet

• Application - Network Access, Presentation - Transport, Session - Internet, Transport - Application, Network - Application, Data Link - Physical, Physical - Data Link

• Application - Internet, Presentation - Application, Session - Transport, Transport - Network Access, Network - Physical, Data Link - Application, Physical - Transport

Multiple Choice

Which Protocol Data Unit (PDU) corresponds to the Data Link layer in the OSI model?

• Frames

• Packet

• Segment

• Bits

Multiple Choice

Which OSI layer corresponds to the 'Internet' layer in the TCP/IP model, and what are some devices associated with this layer?

• Network layer; Router, Multilayer Switch, Wireless Router

• Transport layer; Layer 4 Firewall

• Application layer; Layer 7 Firewall

• Data Link layer; Switch, Bridge, NIC

Fill in the Blanks

The protocol responsible for reliable data transmission at the transport layer is

.

Fill in the Blanks

The OSI Model consists of

layers.