Introduction to Networking

In the TCP/IP model, which layer corresponds to the OSI Data Link and Physical layers combined?

• Application

• Internet

• Transport

• Network Access

Which layer of the OSI model is responsible for routing and logical addressing?

• Physical Layer

• Data Link Layer

• Network Layer

• Transport Layer

Which of the following is a function of the Transport Layer in the OSI model?

• Framing

• Routing

• Flow control

• Encryption

The TCP/IP model has how many layers?

• 4

• 5

• 6

• 7

Which layer of the OSI model is responsible for establishing, managing, and terminating sessions?

• Session Layer

• Presentation Layer

• Application Layer

• Transport Layer

What is the primary function of the Data Link Layer?

• Logical addressing

• Error detection and correction

• Encryption

• Dialogue control

Which type of copper cable is most commonly used in LANs?

• Coaxial cable

• Shielded Twisted-Pair (STP)

• Unshielded Twisted-Pair (UTP)

• Fiber optic cable

Which of the following is an advantage of fiber optic cable over copper cable?

• Lower cost

• Easier to install

• Immunity to electromagnetic interference

• Shorter transmission distances

What type of signal is used to transmit data over fiber optic cables?

• Electrical signals

• Light signals

• Radio waves

• Microwaves

Which type of fiber optic cable is used for long-distance communication?

• Single-Mode Fiber (SMF)

• Multi-Mode Fiber (MMF)

• Coaxial Fiber

• Twisted-Pair Fiber