Module 1: Explaining Network Topologies - PRETEST M1.2

What does OSI stand for in the context of networking models?

• Open Systems Interconnection

• Operating System Interface

• Optical Signal Interference

• Online Service Integration

Which of the following best describes the OSI Model Packet Flow?

• A) A model for understanding the flow of data between a sender and a receiver.

• B) A model for designing computer hardware.

• C) A model for creating software applications.

• D) A model for managing databases.

Which layer of the OSI Model is represented by the word 'Please' in the mnemonic 'Please Do Not Throw Sausage Pizza Away'?

• Physical

• Data Link

• Network

• Presentation

In the OSI Model mnemonic 'Please Do Not Throw Sausage Pizza Away', what does the letter 'D' stand for?

• A) Data Link

• B) Network

• C) Download

• D) Session

What is the correct order of the OSI Model layers from the mnemonic 'Please Do Not Throw Sausage Pizza Away'?

• A) Physical, Data Link, Network, Transport, Session, Presentation, Application

• B) Application, Presentation, Session, Transport, Network, Data Link, Physical

• C) Network, Data Link, Physical, Application, Presentation, Session, Transport

• D) Transport, Network, Data Link, Physical, Application, Presentation, Session

What is the primary function of the Physical Layer in networking?

• To manage data encryption

• To transmit bits over a network

• To handle email protocols

• To store data in databases

Which of the following is an example of a device used in the Physical Layer?

• Router

• Firewall

• Modem

• Web Server

Which of the following is a function of the Data Link layer?

• Transfers data between nodes using IP addresses

• Organizes stream of bits into frames

• Encrypts data for secure transmission

• Manages end-to-end data delivery

Which of the following devices is an example of the Data Link layer?

• Router

• Firewall

• Switch

• Modem

What is one of the functions of Layer 3 in networking?

• Encrypting data

• Moving data around a network of networks using network and host IDs

• Managing user access

• Storing data