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WorksheetsData Link Layer_& Network Layer Quiz
Total questions: 30
Worksheet time: 15mins
The primary function of the Data Link Layer is:
Routing
Framing and error control
End-to-end communication
Addressing
Which of the following is a Data Link Layer protocol?
TCP
IP
HDLC
UDP
The process of adding headers and trailers to data is called:
De-encapsulation
Encapsulation
Transmission
Segmentation
Which of the following is not a function of the Data Link Layer?
Flow control
Error detection
Routing
Framing
In a computer network, a switch operates at which layer?
Physical layer
Data Link Layer
Network Layer
Transport Layer
Which of the following techniques is used for error detection in the Data Link Layer?
Checksum
Parity check
Cyclic Redundancy Check (CRC)
All of the above
The MAC (Media Access Control) sublayer is a part of which layer?
Physical Layer
Network Layer
Transport Layer
Data Link Layer
Which of the following is an access control method used in Ethernet?
Token Passing
CSMA/CD
TDMA
Polling
Which of the following is an example of a point-to-point protocol?
Ethernet
HDLC
Token Ring
Wi-Fi
Which topology is commonly associated with Token Ring networks?
Star
Bus
Ring
Mesh
The logical link control (LLC) sublayer is responsible for:
Frame sequencing
Addressing
Error correction
Multiplexing network protocols
Which layer is responsible for handling retransmissions in case of errors?
Physical Layer
Data Link Layer
Network Layer
Transport Layer
Which of the following is not a Data Link Layer device?
Switch
Bridge
Repeater
NIC
Which type of switching is used in traditional Ethernet networks?
Circuit Switching
Message Switching
Packet Switching
None of the above
Which protocol is commonly used for wireless LANs at the Data Link Layer?
Ethernet
PPP
802.11
HDLC
Which of the following is a function of the Network Layer?
Error detection
Routing
Flow control
Bit synchronization
The primary network layer protocol used in the Internet is:
UDP
TCP
IP
HTTP
Which of the following is an inter-networking device that operates at the Network Layer?
Hub
Switch
Router
Repeater
The process of determining the best path for data to travel across a network is known as:
Switching
Routing
Forwarding
Filtering
What type of address is used at the Network Layer?
MAC Address
IP Address
Port Number
None of the above
The IPv4 address is of how many bits?
32
64
128
16
Which protocol is responsible for assigning IP addresses dynamically?
DNS
DHCP
ARP
ICMP
In subnetting, dividing a network into smaller sub-networks is useful for:
Increasing security
Reducing congestion
Efficient IP address management
All of the above
The main purpose of the ARP protocol is to:
Map an IP address to a MAC address
Assign IP addresses dynamically
Handle error reporting
None of the above
The loopback address in IPv4 is:
127.0.0.1
192.168.1.1
255.255.255.255
0.0.0.0
ICMP is primarily used for:
Error reporting
Routing
Encryption
File transfer
Which IP class is used for multicast communication?
Class A
Class B
Class C
Class D
The process of dividing a network into multiple networks is called:
Subnetting
Routing
Switching
Broadcasting
The IPv6 address is of how many bits?
32
64
128
256
Which of the following is a protocol used for secure communication at the Network Layer?
SSL
IPsec
FTP
ARP
