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Homework refers to tasks or assignments given to students by their teachers to be completed outside of regular school hours. It is designed to reinforce the concepts learned in class and encourage independent study habits.

An exam is a formal test used to evaluate a person's knowledge, skills, or physical health. It is typically conducted at the end of a course of study or as a requirement for a professional qualification.

A prerequisite is a requirement that must be fulfilled before a specific course can be taken or a particular task can be performed. It refers to a necessary condition that must be met in advance for something else to happen or exist.

To begin studying with a lot of effort and focus, especially when preparing for an exam or a test. It implies a serious and dedicated study session rather than just casual reading.

A student is a person who attends an educational institution such as a school, college, or university to acquire knowledge. This term can also describe anyone who is dedicated to learning a particular subject or skill independently.

A library is a place where books, newspapers, and other materials are kept for people to read, study, or borrow. It can be a large public building, a room in a school, or a collection in a private home.