AMCAT Computer Networks 2

Question 1

Which protocol operates at the Network Layer and is used to report errors and send diagnostic messages?

Accepted Answer

ICMP

Answer

ICMP (Internet Control Message Protocol) operates at the Network Layer and is used by tools like ping and traceroute to report errors and network diagnostics.

Question 2

What is the purpose of the three-way handshake in TCP?

Accepted Answer

To establish a reliable connection between client and server

Answer

The TCP three-way handshake (SYN, SYN-ACK, ACK) establishes a reliable, synchronized connection between a client and server before data transfer.

Question 3

Which layer of the OSI model handles MAC addresses and controls access to the physical medium?

Accepted Answer

Data Link Layer

Answer

The Data Link Layer (Layer 2) uses MAC addresses to transfer frames between adjacent nodes and controls access to the shared physical medium.

Question 4

What is the default port number for HTTPS?

Accepted Answer

443

Answer

HTTPS (HTTP Secure) uses port 443 by default, providing encrypted communication over TLS/SSL.

Question 5

Which routing protocol uses the Bellman-Ford algorithm to calculate the shortest path?

Accepted Answer

RIP

Answer

RIP (Routing Information Protocol) uses the Bellman-Ford distance-vector algorithm to calculate routes, with hop count as its metric.

(AMCAT) Aspiring Minds Computer Adaptive Test Practice Test

(AMCAT) Aspiring Minds Computer Adaptive Test Practice Test

AMCAT Computer Networks 2