Data Communications and Networking Quiz

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What determines how much information can be sent and the speed at which it can be delivered?

Message delivery
Response Timeout
Access method
Flow Control (correct)

What is the term for when more than one device sends traffic at the same time and the messages become corrupt?

Flow Control
Collisions (correct)
Access method
Response Timeout

What type of communication is used in one-to-one communication?

Unicast (correct)
Multicast
Anycast
Broadcast

What is the primary function of network protocols?

To define a common set of rules (D) Signup and view all the answers

What is the term for sending a message to multiple devices, but not all devices on the network?

Multicast (B) Signup and view all the answers

In which type of networks are broadcasts not an option?

IPv6 (B) Signup and view all the answers

What is the primary function of the presentation layer?

Preparing data for transmission over the session layer (A) Signup and view all the answers

What is the purpose of checkpoints in the session layer?

To allow devices to resume data transfer from the last point of interruption (D) Signup and view all the answers

Which layer is responsible for reassembling data segments into usable data?

Transport layer (A) Signup and view all the answers

What is the primary function of the session layer?

Establishing, managing, and closing communication channels (D) Signup and view all the answers

What happens to the data when it is transferred from the application layer?

It is prepared for transmission over the session layer (D) Signup and view all the answers

What is the purpose of the transport layer?

To break down and reassemble data for transmission (B) Signup and view all the answers

What is the final form of data after being processed at each layer?

Data Stream (C) Signup and view all the answers

What is the primary function of the network layer source and destination addresses?

Delivering the IP packet from the original source to the final destination (A) Signup and view all the answers

What do the two IP addresses in an IP packet represent?

Source and destination devices (A) Signup and view all the answers

What is the purpose of the network portion of an IP address?

Indicating the network group that the IP address is a member of (A) Signup and view all the answers

What is the equivalent of the host portion in IPv4 in IPv6?

Interface ID (C) Signup and view all the answers

What is unique for each device on a network?

Host portion (A) Signup and view all the answers

What is changed in each segment of the data transmission process?

Frame (C) Signup and view all the answers

What type of address remains the same throughout the transmission process?

IP address (B) Signup and view all the answers

What is the primary function of a MAC address?

To provide a unique identifier for devices on a LAN (A) Signup and view all the answers

How long are Ethernet MAC addresses?

6 bytes (B) Signup and view all the answers

What organization controls MAC addresses?

IEEE (C) Signup and view all the answers

What is another term for a MAC address?

Hardware address (D) Signup and view all the answers

What is the primary function of the transport layer?

To send data at a rate that matches the connection speed of the receiving device (D) Signup and view all the answers

Which layer is responsible for addressing packets with an IP address?

Network layer (A) Signup and view all the answers

What is the term used to describe the IP address of the receiving host?

Destination IP address (B) Signup and view all the answers

What is the primary function of the data link layer?

To establish and terminate a connection between two physically-connected nodes (D) Signup and view all the answers

What is the term used to describe the process of breaking up packets into smaller units for transmission?

Fragmentation (A) Signup and view all the answers

What is the term used to describe the process of reassembling packets from frames received over a network?

Decapsulation (B) Signup and view all the answers