Confidentiality, Integrity, and Availability

Which process converts data into a fixed-size string of characters for integrity verification?

• Encryption

• Hashing

• Compression

• Encoding

• Backup

What ensures that a party cannot deny the authenticity of their signature or the sending of a message?

• Confidentiality

• Integrity

• Availability

• Non-repudiation

• Scalability

What does version control help achieve in software development?

• Reducing code size

• Recording changes to files over time

• Encrypting data

• Running automated tests

• Compiling code

What is encryption primarily used for in information security?

• Backing up data

• Converting data into a coded format that only authorised users can read

• Increasing network speed

• Compressing files

• Removing malware

What is a common method to maintain system availability?

• Data classification

• Encryption

• Redundancy

• Hashing

• Non-repudiation

What does confidentiality ensure in the context of information security? Select 2 answers.

• Data is backed up regularly

• Information is only accessible to authorised individuals

• Systems are available 24/7

• Data remains unaltered

• Information is encrypted

Which of the following ensures systems and resources are accessible to authorised users when needed?

• Confidentiality

• Integrity

• Availability

• Redundancy

• Scalability

What is the purpose of document classification? Select 3 answers.

• To categorise documents based on content type

• To organise documents alphabetically

• To categorise documents based on their sensitivity and impact of disclosure

• To tag documents for easy search

• To archive old documents

What can help prevent system performance bottlenecks?

• Regular upgrades and maintenance

• Increasing data classification levels

• Removing encryption

• Limiting user access

• Disabling firewalls

Which of the following is an example of an environmental hazard?

• Phishing

• Ransomware

• Floods

• Data theft

• Insider threats