问答题 In the context of employment law and the Employment Act 1955:

问答题 (a) (i) Explain what is meant by redundancy; and (2 marks) (ii) State FOUR circumstances in which an employee may be said to have been made redundant. (4 marks)

问答题 (b) State the period of notice required in the event that either the employer or the employee wishes to terminate the contract of service by notice. (4 marks)