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Big data services are a wide range of services required for processing and analyzing enterprise data, which is too large for traditional data processing tools. This data is generated from various sources such as mobile devices, digital repositories and enterprise applications and ranges from terabytes to petabytes and even exabytes.

Clients are increasingly making outsourcing teams feel as if they are key stakeholders. Therefore, outsourcing companies are looking at third-party employees with a view to establishing a long-term relationship and are ready to invest in them in terms of education, training and team-building activities. One of the major inhibitors of growth is the shortage of skilled resources in the global outsourced software testing services market. The market is highly dependent on the availability of the necessary testing professionals with appropriate skills. With increased demand for software testing services, the retaining and hiring of desired testing professionals is becoming a challenge for enterprises.

Advanced technologies such as green IT and virtualization, communications and collaboration, and business intelligence are witnessing a significant uptake. A few of the key drivers behind recent market changes may be attributed to retailers' need to improve their customer experience and storefront operations, reduction in operational costs and carbon footprints and adherence to global carbon emission standards. This is driving the demand for advanced technologies such as green IT and virtualization, communications and collaboration, and business intelligence.

The Carrier Equipment segment generates the maximum revenue, although the future of the Enterprise Equipment segment looks promising. Revenue from user devices is expected to remain almost flat. Mobile handsets account for around 40% of the total telecom equipment market in India.