Upgrade & Secure Your Future with DevOps, SRE, DevSecOps, MLOps!

We spend hours scrolling social media and waste money on things we forget, but won’t spend 30 minutes a day earning certifications that can change our lives.
Master in DevOps, SRE, DevSecOps & MLOps by DevOpsSchool!

Learn from Guru Rajesh Kumar and double your salary in just one year.

DNS

What is DNS? What is it used for?

How DNS works?

Explain the resolution sequence of: www.site.com

What types of DNS records are there?

What is a A record?

What is a AAAA record?

What is a PTR record?

What is a MX record?

Is DNS using TCP or UDP?

True or False? DNS can be used for load balancing

Which techniques a DNS can use for load balancing?

What is DNS Record TTL? Why do we need it?

What is a zone? What types of zones are there?

Rajesh Kumar

I’m a DevOps/SRE/DevSecOps/Cloud Expert passionate about sharing knowledge and experiences. I have worked at Cotocus. I share tech blog at DevOps School, travel stories at Holiday Landmark, stock market tips at Stocks Mantra, health and fitness guidance at My Medic Plus, product reviews at TrueReviewNow , and SEO strategies at Wizbrand.

Do you want to learn Quantum Computing?

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Rajesh Kumar Personal Website
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Certification Courses

DevOpsSchool has introduced a series of professional certification courses designed to enhance your skills and expertise in cutting-edge technologies and methodologies. Whether you are aiming to excel in development, security, or operations, these certifications provide a comprehensive learning experience. Explore the following programs:

DevOps Certification - Learn the fundamentals and advanced concepts of DevOps practices and tools.

DevSecOps Certification - Master the integration of security within the DevOps workflow.

SRE Certification - Gain expertise in Site Reliability Engineering and ensure reliability at scale.

MLOps Certification - Dive into Machine Learning Operations and streamline ML workflows.

AiOps Certification - Discover AI-driven operations management for next-gen IT environments.