Question: The domain 121.24.34.12.in-addr.arpa is a(n) _______ domain.
Answer:
The domain "121.24.34.12.in-addr.arpa" is a reverse domain or reverse DNS (Domain Name System) domain. It is used in the reverse mapping of IP addresses to domain names.
In the standard DNS system, domain names are mapped to IP addresses. However, in reverse DNS, the process is reversed. Reverse DNS is often used for security purposes, email validation, and various other applications.
The format of the reverse domain follows the IP address in reverse order, with the ".in-addr.arpa" suffix. Each segment of the IP address is separated by dots and appended with ".in-addr.arpa."
In the given example, "121.24.34.12.in-addr.arpa" represents the reverse DNS domain for the IP address 12.34.24.121. It is used to map that IP address to a domain name or provide other related information through reverse DNS lookups.
MCQ: The domain 121.24.34.12.in-addr.arpa is a(n) _______ domain.
Explanation:
The domain "121.24.34.12.in-addr.arpa" is a reverse domain or reverse DNS (Domain Name System) domain. It is used in the reverse mapping of IP addresses to domain names.
In the standard DNS system, domain names are mapped to IP addresses. However, in reverse DNS, the process is reversed. Reverse DNS is often used for security purposes, email validation, and various other applications.
The format of the reverse domain follows the IP address in reverse order, with the ".in-addr.arpa" suffix. Each segment of the IP address is separated by dots and appended with ".in-addr.arpa."
In the given example, "121.24.34.12.in-addr.arpa" represents the reverse DNS domain for the IP address 12.34.24.121. It is used to map that IP address to a domain name or provide other related information through reverse DNS lookups.
Discuss a Question
Related Questions
- 1. Advantages of B2C commerce are (i) Business gets a wide reach to customers (ii) Payment for services easy (iii) Shop can be open 24 hours a day seven days a week (iv) Privacy of transaction always maintained
- 2. The time taken by internet packets
- 3. What is TELNET?
- 4. B2C commerce
- 5. By an intranet we mean
- 6. The TELNET client uses a ________driver, while the TELNET server uses a _______ driver
- 7. Advantages of B2C commerce to customers are (i) wide variety of goods can be accessed and comparative prices can be found (ii) shopping can be done at any time (iii) privacy of transactions can be guaranteed (iv) security of transactions can be guaranteed
- 8. The FTP establishes _________ connection(s).
- 9. Which connection is opened during the entire session in FTP?
- 10. Which connection is opened and closed during a session in FTP?
You may be interested in:
Web Fundamental MCQsRecently Added Articles
How Image to Text Conversion Make Printed Study Materials Easier to Use?
Last updated on: October 23, 2026Posted by: ExamRadar
7 Best Online Exam Makers for Teachers, Schools, and Businesses
Last updated on: October 21, 2026Posted by: ExamRadar
How to pick a Bintan resort when you’ve only got 48 hours
Last updated on: September 23, 2026Posted by: ExamRadar
Features to Look for While Choosing the Best Automation Tool
Last updated on: July 15, 2026Posted by: ExamRadar
How Do Java Development Teams Use Docker and Kubernetes to Deploy Applications?
Last updated on: April 24, 2026Posted by: ExamRadar
AI vs Machine Learning: Key Differences Every Professional Should Know
Last updated on: February 13, 2026Posted by: ExamRadar
Office Cleaning Services That Elevate Sydney Offices
Last updated on: February 11, 2026Posted by: ExamRadar
What You Actually Learn About Exam Patterns From RBI Grade B Previous Year Papers?
Last updated on: February 9, 2026Posted by: ExamRadar