What is the function of a load balancer? MCQ with Answer and Explanation

What is the function of a load balancer?
A. Assigns IP addresses
B. Distributes network traffic across multiple servers
C. Blocks malicious traffic
D. Resolves domain names
Answer: Option B
Solution (By JKSSB Mock Tests)
Load balancers distribute incoming requests across servers to ensure availability and performance.

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Practice More Computer Networking Questions

Question #1
Which networking tool provides direct interactive configuration diagnostics by resolving alphanumeric website queries to their corresponding numerical IP records?
A. TRACERT
B. PING
C. IPCONFIG
D. NSLOOKUP

Correct Answer: Option D


Explanation:
The nslookup command queries DNS servers to look up or verify the IP address associated with a particular domain name.

This question belongs to: Computer Computer Networking
Question #2
What is a MAC address?
A. A 16-bit port number
B. A 32-bit logical address
C. A 64-bit address used for IPv6
D. A 48-bit physical address burned into the NIC

Correct Answer: Option D


Explanation:
MAC (Media Access Control) address is a 48-bit unique identifier assigned to network interfaces.

This question belongs to: Computer Computer Networking
Question #3
Which mechanism enables an internet router to modify packet headers, allowing thousands of private internal LAN hosts to navigate the web through a single public IP address?
A. Domain Name mapping
B. Address Resolution lookup
C. DHCP lease management
D. Network Address Translation (NAT)

Correct Answer: Option D


Explanation:
NAT converts private internal IP addresses to a public IP address, conserving IPv4 space and adding an extra layer of internal security.

This question belongs to: Computer Computer Networking