Application Testing Services Market Size and Forecasts (2021 - 2031), Global and Regional Share, Trends, and Growth Opportunity Analysis Report Coverage : By Testing Type (Functionality Testing, Usability Testing, Performance Testing, Compatibility Testing, Security Testing, Compliance Testing, Automation Testing, Others), End-user (BFSI, IT & Telecom, Government, Retail, Healthcare, Media & Entertainment, Others); Geography (North America, Europe, Asia-Pacific, Middle East & Africa, South and Central America)