DNS Practice Exam

 

Domain Name System (DNS)

 

About DNS

The hierarchical and distributed naming system known as the Domain Name System is used to identify machines that may be accessed over the Internet or other Internet Protocol networks. Domain names are linked to various types of information through resource records in the DNS.

DNS is the backbone of the internet and provides naming service for each resource on the internet. DNS has gained immense popularity across the globe resulting in huge demand for certified professionals.

 

Why is DNS important?

DNS makes sure that the internet is not only user-friendly but also operates effectively, loading whatever material we request in a timely manner. It serves as one of the pillars on which the internet is built. Without it, in order to access the material we desire, we would be forced to memorize extensive lists of numbers (IP addresses).

DNS provides an easy framework for naming resources. Many ope source DNS servers are present. DNS certified professionals, executives and managers are in high demand in companies across the globe.

 

Who should take the DNS Exam?

• IT Professional
• Network administrator
• Domain Name & Addressing Engineer
• Principal Engineer
• Associate Systems Administrator
• Systems Engineer
• Infrastructure Architect
• Software Development Engineer

 

Knowledge and Skills required for the DNS

Specific skills are needed to excel in career of DNS which includes analytical bent of mind and quick learning skills.

 

DNS Practice Exam Objectives

DNS exam focuses on assessing your skills and knowledge in concepts and application of IP networking and DNS.

 

DNS Practice Exam Pre-requisite

There are no prerequisites for the DNS exam. Candidates who are well versed  in IP networking and DNS can easily clear the exam.

DNS Certification Course Outline

 

1. DNS Components
2. Domain Hierarchy
3. Clarifications on the terms "zone", "domain" and zone file
4. Record types
5. Packet format
6. Internet Top-Level Domains
7. DNS server roles
8. Root servers
9. Install dig on windows
10. dig usage
11. dig trace fun
12. Zone file walkthrough
13. Bind walkthrough
14. Bind delegations
15. DNSSec and IPv6 - two topics mentioned just briefly
16. DNS Spoofing

 

Exam Format and Information

Certification name – Certificate in DNS
Exam duration – 60 minutes
Exam type - Multiple Choice Questions
Eligibility / pre-requisite - None
Exam language - English
Exam format - Online
Passing score - 25
Exam Fees  - INR 1199