What do you need to know to be a manual tester?

To watch in YouTube: click here

Link for : what you need to know to be an Automation Tester, click here , to watch in YouTube, click here

 

You should know what testing is, also called software testing or quality assurance.
What we do in software testing ?

1. What is a test case?

Relevant/Helpful links for test case, below: 

 What is a test case, how to write a test case   

TestCase to log into Facebook

2. What is a test plan?
3. What is a requirement(or User Stories)?
4. What is a defect?

Test management tool, better to know 1 or 2 tools
Defect management tool, better to know 1 or 2 tools
Microsoft Word
Microsoft Excel

Good to have knowledge of below topics, many of the projects require these nowadays:
What is agile methodology? => more common nowadays
SQL, Database  => more common nowadays
API testing