Yes. It is necessary as there may be many appendices such as Appendix A, Appendix B, Appendix C and so on. They need to be enunciated after a ':' mark.
Crush ko si ezo i love u ezo
If you need to skip to a particular section of the document, the table of contents directs you where the information will be located.
In the dining room of contents... It should be surronded by chairs of contents and covered in food of contents
it is in the very front of the book, real easy