security model is based on the notion of user accounts
creates a security access token that includes the security ID for users
NT operates with client server model
all of these
the compiler normally binds symbolic addresses (variables) to relocatable addresses
the compiler normally binds symbolic addresses to physical address
the loader binds relocatable addresses to physical addresses
binding of symbolic addresses to physical addresses normally takes place during execution
0.10%
1.00%
2.50%
0.01%
special support from hardware is essential
special support from operating system is essential
special support from both hardware and operating system are essential
user programs can implement dynamic loading without any special support from the operating system or the hardware
are very common in current operating systems
are very efficient in memory utilization
are very inefficient in memory utilization
are most used on large mainframe operating systems