Where can I find resources or information about the trade off of ease of use vs. safety in mission critical software UIs?

1. What is ease of use in software?
2. What is a mission critical system example?
3. Which of the following is a mission critical application project?
4. What is security information system?

What is ease of use in software?

Ease of use is a basic concept that describes how easily users can use a product. Design teams define specific metrics per project—e.g., “Users must be able to tap Find within 3 seconds of accessing the interface.”—and aim to optimize ease of use while offering maximum functionality and respecting business limitations.

What is a mission critical system example?

Examples of mission critical systems include control systems for aircraft, electricity grid systems, and emergency communications systems. Human life doesn't have to be on the line, however, with many organizations dependent on business-critical systems in order to carry out work and create value.

Which of the following is a mission critical application project?

A mission-critical application is a software program or suite of related programs that must function continuously in order for a business or segment of a business to be successful. If a mission-critical application experiences even brief downtime, the negative consequences are likely to be financial.

What is security information system?

Definitions: The protection of information systems against unauthorized access to or modification of information, whether in storage, processing or transit, and against the denial of service to authorized users, including those measures necessary to detect, document, and counter such threats.