Q.Explain briefly

These four sources illustrate the range of external recruitment, from the simplest walk-in method to the fastest-growing online method.

1. Direct recruitment / notice board — a notice is displayed at the factory gate or company premises inviting applications for a vacancy. This method is commonly used for filling casual or unskilled vacancies, where candidates can apply directly and quickly.
2. Casual callers / unsolicited applications — applications received from candidates who approach the organisation on their own initiative, without any specific vacancy having been advertised. The organisation keeps such applications on file and refers to them when a suitable vacancy does arise later.
3. Campus recruitment — the organisation visits educational institutions (colleges, technical institutes, management schools) to recruit students who are about to complete their studies. This is a widely used method for hiring fresh, entry-level talent in bulk, and lets the organisation assess a large batch of candidates in one visit. …

Confusing "casual callers" (people who apply on their own initiative, unprompted by any advertised vacancy) with "direct recruitment at the notice board" (people responding to a specific notice the organis …