Computer Networks - ELC 3422 Quiz

What is the purpose of the Domain Name System (DNS) in the internet?

• To provide secure communication between distributed services

• To uniquely identify the connection of a host to the internet

• To map a name to an address for easier human use

• To create a logical connection between two application layers

What is the main challenge of the Peer-to-Peer (P2P) paradigm?

• Limited applicability

• Cost of powerful servers

• Server overload

• Security

What is the responsibility shared between peers in the Peer-to-Peer (P2P) paradigm?

• Creating a powerful server for a specific service

• Providing and receiving services at the same time

• Waiting for client processes to connect

• Server process running continuously

What is the main challenge of the Client-Server (C/S) paradigm?

• Limited applicability

• Cost of powerful servers

• Server overload

• Security

What is the purpose of the Application Layer in computer networks?

• To establish physical connections

• To handle data encryption

• To provide services to the user

• To manage network protocols

What is the function of the DNS resolver in the Domain Name System (DNS)?

• To create secure communication

• To look up DNS name information

• To interpret and display web pages

• To manage the interaction between two application layers

What is the purpose of the FQDN in the Domain Name System (DNS)?

• To provide a partially qualified domain name

• To provide a fully qualified domain name

• To manage the root DNS servers

• To establish a secure connection

What is the role of the client in the Client-Server (C/S) paradigm?

• Requesting information

• Responding to requests

• Running continuously

• Creating logical connections

What is the role of the server in the Client-Server (C/S) paradigm?

• Requesting information

• Creating logical connections

• Running continuously

• Responding to requests

What is the function of the interpreter in web browsers?

• Receives input from the keyboard or mouse

• Accesses the document using client programs

• Displays the document on the screen

• Sends queries to the DNS server