QUESTION 2 [15 MARKS] Use the following information to design a class diagram for room booking (Hotel-IS). The main classes are the Hotel (system), guest and the room. Hotel's attributes include the address and number of the rooms. As well, Guest's attributes include the name, age, and gender (male, female]. finally, the room shows the floor, number, number of beds, and the rent (status). Show the association relationship besides the multiplicity of the relationship, and the main method of the main class. QUESTION 3 [15 MARKS a) Design the context diagram of a social media online video sharing IS, show the main process, entities, data store, and the relationships. [7.5 Marks) b) Construct the sequence diagram for the student online course registration. Show the actor (s), processes, and the direction of the request. [7.5 Marks]