There are some good tutorials abut QA and Software testing.
refer this link if you are interested in
Code:
[B]Syllabus[/B]
Testing Fundamentals
Software Testing - Introduction - Importance (02:02)
Seven Fundamental Principles of Testing (05:18) (Must Watch)
SDLC Vs STLC (03:58)
Software Testing Life Cycle - STLC explained
[B]Types of Testing[/B]
Manual Testing
Automation Testing
Unit Testing (02:22)
Integration Testing (03:24)
System Testing (01:54)
Smoke and Sanity Testing
What is Regression Testing?
Non - Functional Testing (01:30)
[B]TestCase Development[/B]
First Steps Test Case Development (01:30)
Test Scenario (02:04)
Test Case Specifications (03:56)
Test Basis (01:33)
Traceability Matrix (01:10)
[B]Testing Techniques[/B]
Equivalence Partitioning & Boundary Value Analysis (03:01)
Decision Table Testing (02:02)
State Transition Diagram (02:52)
Use Case Testing (01:18)
Testing Review (05:39) (Must Watch)
[B]Test Management & Control[/B]
Estimation (02:42)
Test Plan (03:08)
[B]Defects[/B]
Defects (02:42)
Defect Life Cycle (02:18)
Testing Tools
[B]Types of Testing - The Mega List![/B]
Software Testing Types - An Exhaustive List of 100 Testing Types with Definition
User Acceptance Testing
Alpha Beta Testing
Usability Testing
Functional Testing
End to End Testing
Positive Vs Negative Testing
Static Vs Dynamic Testing
Adhoc Testing
Exploratory Testing
Compatibility Testing
GUI Testing
API Testing
Security Testing
Model Based Testing
Mutation Testing
Accessibility Testing
Stress Testing
Performance Testing
Load Testing
Penetration Testing
White Box Testing
Black Box Testing
Web Application Testing - A complete Guide
[B]Advanced Stuff[/B]
Complete Web Application Testing Checklist
Cyclomatic Complexity
Quality Assurance
Practical Tips and Tricks to Create Test Data
[B]Test Methodology & AGILE[/B]
Testing Methodology
Agile Testing Methodology
How to Test in Agile?
Scrum Testing
Automation Testing for Agile Methodology
What is Backend Testing?
Test coverage in software testinghttp://www.guru99.com/software-testing.html
dev exp thibunata qa exp na ne bn, interview valadi ahana magul valata uthara denna.... 
wadk karaganin meeken
