B.S.W.E. Bachelor of Software Engineering Operating Systems & Computer Networks 2

Question 1

What is the TCP/IP transport layer responsible for?

Accepted Answer

End-to-end communication and reliability between applications

Answer

Routing packets between networks

Answer

Encoding data for physical transmission

Answer

Resolving domain names to IP addresses

Question 2

What is the main difference between TCP and UDP?

Accepted Answer

TCP is reliable with acknowledgments; UDP is faster but unreliable

Answer

TCP is wireless; UDP is wired

Answer

TCP is for video streaming; UDP is for text

Answer

TCP uses IPv6; UDP uses IPv4

Question 3

What does DNS do in a network?

Accepted Answer

Domain Name System — translates domain names to IP addresses

Answer

Data Network System — transfers files between servers

Answer

Dynamic Node Service — assigns dynamic IP addresses

Answer

Distributed Network Switch — routes network traffic

Question 4

What is a subnet mask used for in networking?

Accepted Answer

Dividing an IP network into smaller subnetworks

Answer

Encrypting network traffic between devices

Answer

Assigning MAC addresses to network interfaces

Answer

Filtering web content at the router

Question 5

What is the purpose of the ARP protocol?

Accepted Answer

Resolving IP addresses to MAC addresses on a local network

Answer

Assigning IP addresses dynamically to hosts

Answer

Encrypting network traffic end-to-end

Answer

Routing packets between different networks

Question 6

What is the main purpose of HTTPS over plain HTTP?

Accepted Answer

Encrypted, secure communication using TLS/SSL

Answer

Faster data transfer speeds

Answer

Support for larger file transfer sizes

Answer

Better browser caching capabilities