. . . . . . is a class which can only be instantiated once. You can effectively only have one object per . . . . . class in an application. Options: A . &nbspConstructor, Singleton B . &nbspSingleton, Constructor C . &nbspSingleton, Singleton D . &nbspLoader, Loader

. . . . . . is a class which can only be instantiated once. You can effectivel

Question

. . . . . . is a class which can only be instantiated once. You can effectively only have one object per . . . . . class in an application.

Options:

A . Constructor, Singleton

B . Singleton, Constructor

C . Singleton, Singleton

D . Loader, Loader

Answer: Option C

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Question 1. You can invoke class constructors that don’t have any relation to the instantiated object by simply prefacing _constru....object by simply prefacing _constructor with the class name like.

Question 2. Even if you don’t delete the object yourself using . . . . . , PHP still calls the destructor when it determines that ....when it determines that the object is no longer used.

Question 3. You can overwrite a Singleton with the wrong kind of data. ....

Question 4. PHP have not yet supported constructor overloading. ....

Question 5. Which of the following is/are true for an abstract class? 1. A class is declared abstract by prefacing the definition wi....Attempting to instantiate an abstract class results in an error.

Question 6. If one intends to create a model that will be assumed by a number of closely related objects, which class must be used?....number of closely related objects, which class must be used?

Question 7. If your object must inherit behavior from a number of sources you must use a/an....

Question 8. Which method is used to tweak an object’s cloning behavior?....

Question 9. Which feature allows us to call more than one method or function of the class in single instruction?....

Question 10. You can overwrite a Singleton with the wrong kind of data. ....

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