What is the difference between using the private statement and the public
statement?
What will be an ideal response?
A class member (either a property or method) that is preceded by theprivate
statement is not accessible from outside the class, and can only be accessed
within the class itself. The public statement permits the class member to
be fully accessible inside or outside of the class.
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Answer the following statements true (T) or false (F)
1. Errors may occur when attempting to read data that is not of an appropriate type. 2. It is impossible to predict the sequence of random numbers produced by a random number generators. 3. The objective of encapsulation is to increase the transparency of how objects are implemented. 4. The public interface of a well-defined data type provides a complete set of public methods for interacting with the object while hiding the implementation details of the data type.
Describe the main characteristics of buffer overflow attacks for SMTP servers.
What will be an ideal response?
25 % 1 is _____
a. 1 b. 2 c. 3 d. 4 e. 0
A grayscale image on a computer screen can display up to ____ levels of gray.
a. 50 b. 126 c. 256 d. 512