Your friend has realized that a number of files on his computer have been given different names. Every time he reboots his system, filenames have changed. He believes that it is the work of a virus. Identify five (5) precautions he should have taken to prevent such an attack

Shanks sjsksndns sjsksksn jsjsjs sss

Binary code is the right answer

Solution: the categorization of functional and non-functional requirement are as follows: some of the more typical functional requirements include: • business rules• transaction corrections, adjustments and cancellations• administrative functions• authentication• authorization levels• audit tracking• external interfaces• certification requirements• reporting requirements• historical data• legal or regulatory requirementswhile,some typical non-functional requirements are: • performance – for example response time, throughput, utilization, static volumetric• scalability• capacity• availability• reliability• recoverability• maintainability• serviceability• security• regulatory• manageability• environmental• data integrity• usability• interoperability

Hey i m confused bw c and d. but i think u can go for c