Protection & Security G12 Term 1

What is the purpose of the principle of least privilege?

• To protect the operating system

• To implement protection mechanisms effectively

• To minimize harm in case of failures

• To ensure system policies are followed

What is the main goal of operating system protection?

• To ensure system policies are followed

• To ensure shared resources are used appropriately

• To implement protection mechanisms effectively

• To minimize harm in case of failures

What does the principle of least privilege help to prevent?

• Damage caused by erroneous programs

• Inadequate system policies

• High number of privileges for users and systems

• Failure of protection mechanisms

What does the domain structure of a computer consist of?

• Users and systems

• Resources and operations

• Permissions and access matrix

• Processes and objects

Which principle states that a process should only have access to the objects it needs to complete its task?

• Principle of least privilege

• Access control principle

• Need-to-know principle

• Domain structure principle

What are the two types of access control?

• Execute and delete

• Read and write

• Physical and logical

• User and system

What is the purpose of access control?

• To control file permissions

• To restrict user privileges

• To minimize unauthorized access

• To maximize system security

What is the purpose of file permissions in operating systems?

• To control file access

• To protect the operating system

• To manage system resources

• To restrict user privileges

In the access matrix, what do the rows represent?

• Different system resources

• Different protection domains

• Different types of operations

• Different file permissions

What is the responsibility of security in a system?

• To control access to resources

• To defend against external and internal attacks

• To prevent unauthorized access

• To provide additional software