Answer the questions on the basis of following passage:-

Lenovo India decided to strengthen its diversing numbers. It decided to tap its referral system. The company asked its employees to recommend candidates and decided to reward those who successfully recommended more women for the same roles. Today technology major infosys for instance, has enhanced the use of technology for the employees referral process. It has created a portal where employees can view requirements and submit profiles of candidates directly. Employees can then track the status of their referral real-time.

Under which external source of recruitment organisations keep a database of unsolicited applicants in their offices?

Casual callers

The correct answer is Option (4) - Casual callers.

Casual Callers: Many reputed business organisations keep a database of unsolicited applicants in their offices. Such job-seekers can be a valuable source of manpower. A list of such job-seekers can be prepared and can be screened to fill the vacancies as they arise.

* Employment Exchange: Employment exchanges run by the Government are regarded as a good source of recruitment for unskilled and skilled operative jobs. In some cases, compulsory notification of vacancies to employment exchange is required by law.

* Placement Agencies and Management Consultants: In technical and professional areas, private agencies and professional bodies appear to be doing substantive work. Placement agencies provide a nationwide service in matching personnel demand and supply.

* Campus Recruitment: Colleges and institutes of management and technology have become a popular source of recruitment for technical, professional and managerial jobs. Many big organisations maintain a close liaison with the universities, vocational schools and management institutes to recruit qualified personnel for various jobs.