IT security is concerned with ensuring that electronic systems, such as computers, phones, and smart devices, are protected from disruption. It involves preventing and combating theft, cyber attacks, and accidents that can damage computer systems.

Germany, officially the Federal Republic of Germany, is a federal parliamentary republic in western-central Europe. The country consists of 16 states, and its capital and largest city is Berlin.

A-levels are tests students in the UK take to gain entrance into university. Each test covers a different subject, and a student’s score can help him or her choose an area for advanced study.