The selection of the right person for the right is the mantra practised by all the organizations but the practical difficulties encountered in this regard are met by conducting various kinds of tests which bring out the inherent strengths and weaknesses of the personnel proposed to be appointed to different positions of the organization. The following are some of the common tests:

• Intelligence Tests: These tests are used to judge the mental capacity of the candidates which measure the individual learning ability viz., the ability to comprehend instructions and to make decisions and judgements. There are many verbal and non-verbal intelligence tests conducted by the psychologist for different positions. Intelligence test are widely used in the selection of personnel of skilled and unskilled varieties.

   

• Aptitude tests:.Aptitude means the potential which an individual has for learning the skills required to perform a job efficiently. Aptitude tests are aimed at measuring the capacity and potential of the candidates for development. These test are divided into two classes viz,. Cognitive Tests which are used to measure the mental and intellectual abilities and Motor Tests for measuring physical dimensions such as manual dexterity or hand-eye coordination.

   

• Proficiency Tests: These tests are those which are designed to measure the skills already acquired by the individuals. They are also known as performance, occupational or trade tests which are aimed at to measure the depth of knowledge and proficiency acquired by the candidates. A trade test takes a sample of the behaviour of the individual. A trade test should be differentiated from the aptitude test which is a test to measure the potential of the candidate to learn skills required for a job.

   

• Interest Tests: Interest Tests are conducted to identify areas in which the candidates display special concern , fascination and involvement which would suggest what types of jobs may be satisfying to the employees. These test are more often used for vocational guidance . These immensely the individuals in selecting fields of their liking.

   

• Personality Tests: Personality Tests are conducted to probe the qualities of the personality as a whole- the combination of aptitude, interest and usual mood and temperament. It is very difficult to devise and use personality tests as the value systems of the individuals play a vital role in this regard.