WorksheetsIntroduction to Networking
Total questions: 20
Worksheet time: 7mins
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
What is Wireshark?
A network hardware device
A network operating system
A packet analyzer
A type of network cable
What is the main purpose of capturing packets with Wireshark?
To increase network speed
To block unwanted traffic
To analyze network traffic
To create new network protocols
In Wireshark, what information can you find in the packet details pane?
The physical location of the network devices
The user's browsing history
Detailed information about a selected packet
A list of all connected devices
A frame is a unit of data at which layer of the OSI model?
Layer 1
Layer 2
Layer 3
Layer 4
A packet is a unit of data at which layer of the OSI model?
Layer 1
Layer 2
Layer 3
Layer 4
Which of the following protocols operates at the Transport Layer?
IP
HTTP
TCP
Ethernet
Which layer of the TCP/IP model corresponds to the top three layers of the OSI model?
Network Access Layer
Internet Layer
Transport Layer
Application Layer
What is the purpose of twisting the wires in a twisted-pair cable?
To make the cable more flexible
To reduce the cost of the cable
To reduce electromagnetic interference
To increase the transmission speed
What does the "MAC" in MAC address stand for?
Media Access Control
Machine Access Code
Master and Commander
Media and Computer
Which of the following is a characteristic of single-mode fiber?
Large core
Used for short distances
Small core
Transmits multiple light rays at once
