Consider an online holiday booking system. The users can register and log in to book a holiday package. Which of the following Gang of Four (GoF) patterns should the software developer implement to ensure that the content of a holiday package currently being updated is not accessed by other travel advisers? Select one: O a. Smart proxy Ob. Authorisation proxy OC. Protective proxy Od. Virtual proxy

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Chapter14: Troubleshooting Windows After Startup
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Consider an online holiday booking system. The users can register to book a holiday package. Currently, the design model includes the classes: User, Package and
Family Package. Which of the following describes the unique features of inheritance in the object-oriented software design?
Select one:
O a. It is the process of using the three classes and their methods in the Python language library.
Ob. It is the process of using the common features from an existing class, e.g. Package.
O C. It is the process of dividing a program into multiple files that represent the three classes.
Od. It is the process of combining the attributes and methods of all three classes.
Transcribed Image Text:Consider an online holiday booking system. The users can register to book a holiday package. Currently, the design model includes the classes: User, Package and Family Package. Which of the following describes the unique features of inheritance in the object-oriented software design? Select one: O a. It is the process of using the three classes and their methods in the Python language library. Ob. It is the process of using the common features from an existing class, e.g. Package. O C. It is the process of dividing a program into multiple files that represent the three classes. Od. It is the process of combining the attributes and methods of all three classes.
Consider an online holiday booking system. The users can register and log in to book a holiday package. Which of the following Gang of Four (GoF) patterns should
the software developer implement to ensure that the content of a holiday package currently being updated is not accessed by other travel advisers?
Select one:
Oa. Smart proxy
Ob. Authorisation proxy
OC. Protective proxy
O d. Virtual proxy
Transcribed Image Text:Consider an online holiday booking system. The users can register and log in to book a holiday package. Which of the following Gang of Four (GoF) patterns should the software developer implement to ensure that the content of a holiday package currently being updated is not accessed by other travel advisers? Select one: Oa. Smart proxy Ob. Authorisation proxy OC. Protective proxy O d. Virtual proxy
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