What is examination in chief? Cross examination and re-examination? What is the order of it?

Witness record their statement by the way of examination in the court. These examinations are the medium to determine the truthiness of the statements. 

The examination is of three types - 
(a) Examination in chief
(b) Cross-Examination 
(c) Re-Examination 

Examination in chief 
According to section 137, The Examination of a witness by a party who calls him shall be called his examination in Chief. Examination in Chief is the first examination after the witness has been sworn or affirmed. It is a province of a party by whom the witness is called to examine him in chief for the purpose of eliciting from the witness all the material facts within his knowledge which tend to prove the party’s case. Examination in Chief is also known as Direct Examination.

Illustration – A brings a suit for the recovery of money from B. C is the executor of the promissory note. A produces C as a witness. Hence, the examination of C by A shall be called examination in chief.
Thus, the examination of a witness by the party who calls him shall be called his examination in chief. 

Cross-Examination 
After the examination in chief, cross examination is conducted by the adverse party. In cross-examination, the truthiness of the witness is tried to disclose. A leading question may be asked. It is not necessary to be limited to only those facts which the witness had testified in his examination-in-chief. 

Re-examination 
Re-examination is conducted after the cross-examination and is conducted by the same party which had called him and conducted an examination in chief.