the questions true or false pleass

A distributed system is one in which components located at networked computers communicate and coordinate their actions only by passing .messages 1 10 Availability is the ability to work well when the system load or the number of users increases 1 11 Security models which consider the ways in which a system may fail to operate correctly. 12 Transparency is how entities such as objects or services map on to the underlying physical distributed infrastructure which will consist of a potentially large number of machines interconnected by a network of arbitrary complexity 1 13 When a new object is received from a server it is added to the local cache store, replacing some existing objects if necessary. 1 14 The main drawback of the thin client architecture is in highly interactive graphical activities such as image processing