Performance Standard 5.2: Demonstrate the Basics of Network Theory and Concepts

Which protocol in the TCP/IP suite is responsible for connection-oriented communication?

• a) TCP

• b) UDP

• c) ICMP

• d) IP

Answer explanation

TCP is the protocol in the TCP/IP suite responsible for connection-oriented communication, making it the correct choice.

Which protocol in the TCP/IP suite is used for error reporting and diagnostic messages?

• a) TCP

• b) UDP

• c) ICMP

• d) IP

Answer explanation

ICMP is the protocol in the TCP/IP suite used for error reporting and diagnostic messages, making it the correct choice for this question.

Which TCP/IP protocol provides error checking and guarantees packet delivery?

• a) TCP

• b) UDP

• c) ICMP

• d) IP

Answer explanation

TCP provides error checking and guarantees packet delivery, making it the correct choice for the given question.

Which TCP/IP protocol is used to verify connectivity between two hosts?

• a) TCP

• b) UDP

• c) ICMP

• d) IP

Answer explanation

ICMP is the TCP/IP protocol used to verify connectivity between two hosts by sending echo requests and receiving echo replies.

Which TCP/IP protocol is used for sending and receiving email?

• a) TCP

• b) UDP

• c) ICMP

• d) IP

Answer explanation

TCP is used for sending and receiving email as it ensures reliable data transmission, which is crucial for email communication.

Which TCP/IP protocol is connectionless and does not provide error checking or packet sequencing?

• a) TCP

• b) UDP

• c) ICMP

• d) IP

Answer explanation

UDP is the TCP/IP protocol that is connectionless and does not provide error checking or packet sequencing, making it the correct choice in this scenario.

Which TCP/IP protocol is used to find the MAC address of a device on the local network?

• a) ARP

• b) TCP

• c) ICMP

• d) IP

Answer explanation

The correct TCP/IP protocol used to find the MAC address of a device on the local network is ARP (Address Resolution Protocol). ARP maps IP addresses to MAC addresses.

Which protocol in the TCP/IP suite is considered unreliable and connectionless?

• a) TCP

• b) UDP

• c) ICMP

• d) IP

Answer explanation

UDP is the protocol in the TCP/IP suite that is considered unreliable and connectionless, making it the correct choice for this question.

Which TCP/IP protocol is used for securely accessing a remote system over the network?

• a) SSH

• b) TCP

• c) ICMP

• d) IP

Answer explanation

SSH is the TCP/IP protocol used for securely accessing a remote system over the network.

Which TCP/IP protocol is used for resolving domain names to IP addresses?

• a) TCP

• b) UDP

• c) ICMP

• d) DNS

Answer explanation

DNS protocol is used for resolving domain names to IP addresses.