Upskill Your Resume With Free Premium Online Courses


Covid-19 situation has affected the whole world. Working professionals are forced to work from home. The pandemic is going to affect the economy at large. There is a big threat that this situation can have on the jobs. For those that are staying at home, many e-learning platforms are offering free online courses. Upgrading your tech skills is the most assured way of staying relevant in the post-Covid job market. Here are the top companies and platforms that are offering free e-learning courses. 



1. Simplilearn 

The home-grown e-learning platform offers courses in emerging technologies. Simplilearn has announced 13 foundational courses related to AI, data science, and big data analytics for free on its Android app. Learners will also receive certificates on successful completion of the course. Adopting new technologies has become a necessity for tech professionals to upskill and stay ahead of the curve. 

2. Coursera 

Coursera has joined hands with universities that are hit due to Covid-19. Some of the top universities in the world are offering free access to their course catalogue on Coursera. The paid programs are made free until July 31. Coursera for Campus initiative allows learners to gain access to the courses until September 30. 

3. Oracle 

Oracle has announced free access to its online courses and cloud certifications. The courseware and certification covering Oracle Cloud Infrastructure and Oracle Autonomous Database will be available for free until May 15. Many users including developers, tech professionals, architects, students, and professors can access 50 hours of online training and 6 certifications for free. 

4. Nasscom 

Nasscom FutureSkills initiative offers deep learning programs for free to users. The company has created deep learning programs for their partner ecosystem. Nasscom is offering premium courses in AI and Big Data Analytics for free. 

5. SAP 

The enterprise software firm is providing MOOCs via openSAP platform. Course topics include automatic robotic process automation, data science, ethical artificial intelligence (AI), machine learning, internet of things (IoT), sustainability, Java programming, and more. 

Reference: https://content.techgig.com

Don't Miss :: Free Oracle Training and Certification

Last month Oracle made all content free for everyone for next 45 days which includes OCI certifications and Oracle Autonomous Database Certification.


Go to below link for more information:

​4 Actions to Perform Before Updating Exadata Software

Oracle Exadata Database machine built on multiple software which required updates periodically. Effective plan to update the software help to execute task effectively.


Exadata software updates apply to three major component on exadata machine. 
  • Exadata Database Server Update
  • Exadata Storage Server Update
  • Exadata RDMA Network Fabric switches​​
Further Exadata Server and Storage server updates contains.
  • Database Server Operating System
  • Exadata System Software
  • Oracle Database
  • Oracle Grid Infrastructure
  • Firmware for various hardware components
Below are the 4 actions you should perform before updating any software on Exadata machines, this can be consider as pre-requisite for update process.

Exadata Quick Reference 6: Important Oracle Exadata Configuration Files

Oracle Exadata and Storage cell having multiple configuration files which define the Exadata configuration. We have listed down the important configuration files for Compute and Storage node which can be used as quick reference for any kind of troubleshooting during Exadata support.


Exadata Compute Node:

/opt/oracle - contains dbserver software

World's Fastest Database Machine....

Recently Oracle announced World's fastest database machine Oracle Exadata Machine X8M.

Mainly two technologies has been adopted by this new machine.

  • Persistent Memory, adding a new shared storage acceleration tier
  • RDMA over Converged Ethernet (RoCE) network fabric, enabling 100 Gb/sec RDMA

OLTP, Analytics and Mixed workload can get significant benefits from Oracle Exadata X8M machine.

For more information on Oracle Exadata X8M, see datasheet of Exadata X8M.


You would also like our question bank for 1Z0-070 and 1Z0-338 exadata certification.