The correct option is 1, 2, 3 and 4.
Explanation
Outsourcing (or offshoring when sent abroad) involves contracting out specific business processes or services to external agencies to improve efficiency and reduce costs. This sector is broadly categorized into Business Process Outsourcing (BPO) and Knowledge Process Outsourcing (KPO), covering a wide spectrum of Information Technology Enabled Services (ITES).
Statement-wise Analysis:
- 1. Call centres: Correct. These represent voice-based BPO services focused on customer support and telemarketing. They are among the earliest and most common forms of outsourcing.
- 2. Data processing: Correct. This involves back-office operations such as data entry, digitization, and database management. It is a standard non-voice component of the outsourcing industry.
- 3. Financial Accounting: Correct. Many corporations outsource specialized financial tasks, including bookkeeping, payroll management, and tax preparation. This often falls under high-value outsourcing or KPO.
- 4. Software development services: Correct. This is a core component of IT outsourcing, where coding, application development, and maintenance are delegated to specialized firms or offshore units.
Key Takeaway:
Outsourcing encompasses a diverse range of activities, from routine tasks like data processing and customer support (BPO) to specialized high-value services like financial accounting and software development (KPO/IT Services).