Physique Flashcards
What does OSI stand for in networking?
Open Systems Interconnection
How many layers are there in the OSI model?
Seven layers
True or False: The OSI model is a theoretical framework for understanding network communication.
True
Fill in the blank: The ______ layer of the OSI model is responsible for data formatting and encryption.
Presentation
What layer of the OSI model handles routing and forwarding of packets?
Network layer
Which OSI layer is responsible for end-to-end communication?
Transport layer
List the seven layers of the OSI model in order.
Application, Presentation, Session, Transport, Network, Data Link, Physical
True or False: The Physical layer of the OSI model deals with the physical connection between devices.
True
What type of cable is commonly used for network connections?
Ethernet cable
Multiple Choice: Which of the following is NOT a type of Ethernet cable? A) CAT5 B) CAT6 C) CAT7 D) CAT8 E) HDMI
E) HDMI
What is the primary purpose of the Data Link layer?
To provide node-to-node data transfer
Fill in the blank: The ______ layer of the OSI model establishes, manages, and terminates connections between applications.
Session
True or False: Fiber optic cables are faster than traditional copper cables.
True
What is the maximum length for a standard CAT5 Ethernet cable?
100 meters
What layer in the OSI model does error detection occur?
Data Link layer
What type of network topology connects all devices to a single central hub?
Star topology
Multiple Choice: Which layer of the OSI model is closest to the end user? A) Application B) Network C) Physical D) Transport
A) Application
What is the role of the Application layer in the OSI model?
To provide network services to end-user applications
Fill in the blank: The Physical layer deals with ______ transmission of raw bit streams.
electrical
True or False: The OSI model is widely adopted in real-world networking.
False
What does the acronym ‘MAC’ stand for in networking?
Media Access Control
What is the function of a network switch?
To connect devices on a local area network and manage data traffic
Which layer of the OSI model is responsible for flow control?
Transport layer
Multiple Choice: Which of the following is a characteristic of fiber optic cables? A) Uses electrical signals B) Immune to electromagnetic interference C) Lower bandwidth compared to copper D) Cheaper than copper cables
B) Immune to electromagnetic interference
What is the purpose of the Network layer in the OSI model?
To determine the best path for data transmission
Fill in the blank: The ______ layer is responsible for establishing a reliable connection between devices.
Transport
