Based on the described Class Diagram, which of the following statements is true?Mark(Choose one option)A Customer can have multiple Orders, and each Order can include several Products.A Customer can only place one Order at a time.Products have a one-to-one relationship with Orders.The Product class does not need to know about its Stock.

Based on the information given in the class diagram above, which of the following statements is true?a.The Enrolment class is both a server and a client class, and the Student class is only a client class.b.The Enrolment class is only a server class, and the Student class is only a client class.c.The Enrolment class is both a server and a client class, and the Student class is only a server class.d.The Enrolment class is only a client class, and the Student class is only a server class.

In creating purchase orders, multiple users could be creating new purchase orders at the same time. However, each purchase order will be assigned a unique purchase order number. Which of the following ACID properties apply in this situation? (Select all that applies)Group of answer choicesIsolation – if two purchase orders are created at the same time, ensure each purchase order is assigned a unique numberAtomicity – everyone is assigned a purchase order number, or no one is assigned a purchase order numberConsistency – following a rule within the system that no two purchase orders number can have the same purchase order numberDurability – ensuring that the purchase order that has been created is saved

Consider the following relations to answer Question.Manufacturer (ManufacturerId, MName, DateOfBirth, Gender MAddress, AwardWon)Part (PartNo, PName, Description, ManufacturerId)Order (PartNo, OrderNo, OrderQuantity, OrderedDate, CustomerId)Customer (CustomerId, Email, CName, CAddress, Job, TotalNoOfCustomers)The cardinality of the makes relationship between Customer and Order relations:Select one:a.Zero-to-Manyb.Many-to-Onec.One-to-Manyd.One-to-Onee.Many-to-Many

In a class diagram, an association between two classes implies a unidirectional relationship where one class depends on the other.True or False?Select one:TrueFalse

In creating purchase orders, multiple users could be creating new purchase orders at the same time. However, each purchase order will be assigned a unique purchase order number. Which of the following ACID properties apply in this situation? (Select all that applies)Group of answer choicesIsolation – if two purchase orders are created at the same time, ensure each purchase order is assigned a unique numberDurability – ensuring that the purchase order that has been created is savedConsistency – following a rule within the system that no two purchase orders number can have the same purchase order numberAtomicity – everyone is assigned a purchase order number, or no one is assigned a purchase order number