A. most cameras will let you see the shot you took for a second afterwards witch allows you to see errors like motion blur,focus,white balance and other things.
Answer:Systems analysts
Explanation: System analyst is referred as the person in an organization for resolving the issue related program and information technologies. The person basically design the solution by analyzing the problem accordingly.
Information system of company has any separate department for handling the problems related with the IS-related programs. These problem usually lies under the department of the system analyst. They work on the problem solving, improvement and improvisation, training etc.
A .jpg file is going to be a picture. =)
D)Exhaustion
Hope this helps
Silcates are minerals with silicon bonded with oxygen.