WorksheetsModule 1: Explaining Network Topologies - PRETEST M1.2
Total questions: 25
Worksheet time: 13mins
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
Which of the following is an example of a Layer 3 device?
Switch
Router
Hub
Repeater
Which layer of the OSI model is responsible for tracking communication between applications on source and destination hosts?
Layer 2 - Data Link
Layer 3 - Network
Layer 4 - Transport
Layer 5 - Session
What is one of the functions of the Transport layer in the OSI model?
Encrypts data
Segments data and manages each data piece
Routes data packets
Provides user interfaces
Which of the following is an example of a device that operates at the Transport layer?
Router
Multilayer switch
Hub
Repeater
What is the primary function of Layer 4 in the OSI model?
Data Link
Transport
Network
Application
Which port number is used for email traffic?
80
445
25
5061
What is the primary function of Layer 5 - Session in networking?
Transmits data packets
Establishes and manages connections between applications
Encrypts data
Provides physical connection.
Which of the following is an example of a protocol used in Layer 5 - Session?
A) HTTP
B) FTP
C) ASP
D) TCP
What is one of the main functions of the Presentation Layer in the OSI model?
Routing data packets
Delivering data across network connections
Managing network traffic
Establishing network connections
Which of the following is an example of a service provided by the Presentation Layer?
A) IP Addressing
B) MIME
C) TCP Handshake
D) DNS Resolution
What processes occur at the Presentation Layer when data is received from the Application Layer?
Decryption, Decoding, and Decompression
Encryption, Encoding, and Compression
Routing, Switching, and Forwarding
Addressing, Naming, and Mapping
What is the primary function of the Application Layer in networking?
It manages data encryption
It interacts directly with end-user's software applications for network service
It routes data packets
It controls data flow.
Which of the following is an example of a protocol used in the Application Layer?
TCP
IP
SMTP
ARP
Which of the following is the correct order of the OSI Model layers from the lowest to the highest?
A) Application, Presentation, Session, Transport, Network, Data Link, Physical
B) Physical, Data Link, Network, Transport, Session, Presentation, Application
C) Network, Data Link, Physical, Application, Presentation, Session, Transport
D) Transport, Network, Data Link, Physical, Application, Presentation, Session
Which layer of the OSI Model is responsible for establishing, managing, and terminating connections between applications?
Physical
Data Link
Session
Network
