71. Which of the following is/are true for an abstract class?
1. A class is declared abstract by prefacing the definition with the word abstract.
2. A class is declare abstract by using the keyword implements.
3. It is a class that really isn’t supposed to ever be instantiated but instead serves as a base class.
4. Attempting to instantiate an abstract class results in an error.
1. A class is declared abstract by prefacing the definition with the word abstract.
2. A class is declare abstract by using the keyword implements.
3. It is a class that really isn’t supposed to ever be instantiated but instead serves as a base class.
4. Attempting to instantiate an abstract class results in an error.
72. If one intends to create a model that will be assumed by a number of closely related objects, which class must be used?
73. If your object must inherit behavior from a number of sources you must use a/an
74. Which method is used to tweak an object’s cloning behavior?
75. Which feature allows us to call more than one method or function of the class in single instruction?
76. Which magic method is used to implement overloading in PHP?
77. A package is a set of related _________
78. Till which version of PHP, developers were forced to name their files in a global context?
79. Which of the following can you place inside a namespace?
1. classes
2. functions
3. variables
1. classes
2. functions
3. variables
80. Which one of the following is the correct way of declaring a namespace?
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