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16 Questions

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Java Encapsulation and Data Hiding

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Questions and Answers

What does information security aim to preserve?

The confidentiality, integrity, and availability of information (correct)

The accessibility of public websites

The secrecy of hardware and software systems

The speed and efficiency of information processing

Which of the following is an example of a breach of confidentiality?

A patient's medical records posted on a hospital's public website (correct)

Encrypting an email to protect its content

The deletion of a file containing confidential information from a USB drive

Establishing access control lists for data protection

Which security principle involves protecting data from unauthorized access and use?

Integrity

Confidentiality (correct)

Authentication

Availability

What are some examples of confidentiality controls?

Encrypting an email to protect its content Signup and view all the answers

Which action represents a breach of integrity?

Deleting a file containing confidential information from a USB drive Signup and view all the answers

What is the security principle that ensures information is only disclosed or made available to authorized users?

Confidentiality Signup and view all the answers

Which security principle focuses on ensuring that information is only modified in an authorized manner?

Integrity Signup and view all the answers

Which security principle ensures that information is accessible by authorized users whenever required?

Availability Signup and view all the answers

Which term refers to the process of verifying the identity of a user or system?

Authentication Signup and view all the answers

What is the term for the process of granting access to resources based on an individual's role or job function?

Authorization Signup and view all the answers

What is the primary purpose of encapsulation in Java?

To limit access to data from outside the class Signup and view all the answers

How does encapsulation contribute to better code reuse in Java?

By ensuring that the encapsulated code can be applied in other systems Signup and view all the answers

What is the role of data hiding in encapsulation?

To prevent access to private variables from outside the class Signup and view all the answers

In terms of security, how does encapsulation help with increased protection?

By concealing implementation details from the outside world Signup and view all the answers

What aspect of program design does encapsulation in Java enhance?

Program design by allowing division into smaller, independent pieces Signup and view all the answers

Which statement best describes the relationship between encapsulation and program maintenance?

Encapsulation improves program maintenance by facilitating changes within the encapsulated unit Signup and view all the answers