Questions

In order of increasing penetration power, alpha particles have the lowest, then beta particles, then gamma rays.

A hard copy of a document is a physical object which is printed on printer.

The most number of countries are in the continent Africa. Eventhough, Asia is the biggest continent in its size, Africa is the continent with 54 countries whereas Asia have 48 countries.

SCSI - Small computer systems interface is a type of interface used for computer components such as hard drives, optical drives, scanners and tape drives. It is a competing technology to standard IDE (Integrated Drive Electronics).

Hard real-time systems required to complete a critical task within a guaranteed amount of time.
Soft real-time computing requires that critical processes receive priority over less fortunate ones.