CNT2000: Module 02 Quiz Study Guide

Which of the following layers of the OSI model is responsible for the procedural specifications, along with the mechanical, and electrical connection between devices?

• Physical layer

• Transport layer

• Data link layer

• Network layer

Which of the following layers of the OSI model is responsible for ensuring that data is displayed in a way that is understandable by the user?

• Presentation layer

• Physical layer

• Transport layer

• Data Link layer

Which of the following layers of the OSI model is responsible for adding error detection and correction mechanisms to ensure that data is transmitted (received) without errors?

• Data link layer

• Transport layer

• Physical layer

• Network layer

Which of the following layers of the OSI model provides a reliable way to deliver data between devices, even if some packets are lost or corrupted?

• Transport layer

• Physical layer

• Data link layer

• Network layer

Which of the following layers of the OSI model is responsible for providing services to the user?

• Presentation Layer

• Session

• Application Layer

• Data link Layer

Which of the following layers of the OSI model is responsible for establishing, maintaining, and terminating the connection between two devices?

• Presentation Layer

• Internet Layer

• Transport Layer

• Session Layer

Which of the following layers of the OSI model is responsible for determining the best path for data to travel?

• Presentation Layer

• Network Layer

• Data Link Layer

• Physical Layer

A communications engineer notices that every time it rains the signal becomes very degraded. Which layer of the OSI model is the engineer most likely troubleshooting?

• Presentation Layer

• Transmission Layer

• Physical layer

• Session Layer

Which of the following are layers of the OSI reference model? (Select three.)

• Transmission Layer, Session Layer, Network Layer

• Transmission Layer, Session Layer, Application Layer

• Network Layer, Session Layer, Transport Layer

• Presentation Layer, Transmission Layer, Physical Layer

Which OSI model layer is responsible for providing network services directly to end-user applications?

• Application Layer

• Data Link Layer

• WAN Layer

• Encryption Layer