Which of the following should be used to implement a 'Has a' relationship between two entities?

Related MCQs

• Which of the following should be used to implement a 'Like a' or a 'Kind of' relationship between two entities?
• Which of the following can be facilitated by the Inheritance mechanism? 1. Use the existing functionality of base class. 2. Overrride the existing functionality of base class. 3. Implement new functionality in the derived class. 4. Implement polymorphic behaviour. 5. Implement containership.
• Which of the following can be facilitated by the Inheritance mechanism? 1 Use the existing functionality of base class. 2 Overrride the existing functionality of base class. 3 Implement new functionality in the derived class. 4 Implement polymorphic behaviour. 5 Implement containership.
• Suppose a Generic class called SortObjects is to be made capable of sorting objects of any type (Integer, Single, Byte etc.). Which of the following programming constructs should be used to implement the comparison function?
• Which of the following statements characterizes the relationship between a Visual Basic.NET program and a database record?
• If s1 and s2 are references to two strings, then which of the following is the correct way to compare the two references?
• In a database, a parent-child relationship is also known as a
• C# has _______ operator, useful for making two way decisions.
• Which of the following are valid .NET CLR JIT performance counters? 1. Total memory used for JIT compilation 2. Average memory used for JIT compilation 3. Number of methods that failed to compile with the standard JIT 4. Percentage of processor time spent performing JIT compilation 5. Percentage of memory currently dedicated for JIT compilation
• Which of the following statements are correct about the Stack collection? 1. It can be used for evaluation of expressions. 2. All elements in the Stack collection can be accessed using an enumerator. 3. It is used to maintain a FIFO list. 4. All elements stored in a Stack collection must be of similar type. 5. Top-most element of the Stack collection can be accessed using the Peek() method.