Structural Design Patterns in Modern C++ - Protection Proxy Example

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Information Technology (IT), Architecture
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University
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Hard
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7 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the purpose of using a pointer for Employee in the repository?
To simplify the code structure
To manage employee access to the repository
To store employee data permanently
To enable dynamic memory allocation
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why is it necessary to enable the C-17 standard in Visual Studio for this implementation?
To use advanced debugging features
To access the latest C++ libraries
To ensure compatibility with the file system API
To improve code execution speed
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What happens if the path does not exist when trying to create a file?
The file is created in a default location
An exception is thrown
A warning message is displayed
The operation is ignored
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How does the compiler locate the 'exists' function in the file system namespace?
By checking the function signature
Using a predefined list of functions
Through argument-dependent lookup
By using a global search
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What change is made to the condition for viewing a file?
The condition is changed to check if the file exists
The condition is updated to check file size
The condition is removed entirely
The condition is modified to check file permissions
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the purpose of wrapping the repository access in a try-catch block?
To log all operations performed
To handle potential exceptions during file operations
To ensure only one employee accesses the repository at a time
To improve code readability
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the role of the proxy mentioned in the final section?
To provide a backup of the repository
To simplify the code structure
To restrict access to the repository based on employee roles
To enhance the performance of file operations
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