Admin

Use a protocol to ensure that the system will never enter a deadlock state

Allow the system to enter the deadlock state and then recover

Pretend that deadlocks never occur in the system

All of the Above

Program folder

Ms Word file

Control Panel folder

Desktop folder

Windows 98

Windows 2000

Windows XP

Windows 95

Manage Commands

Manage Users

Manage Programs

Manage Resources

executes first the job that last entered the queue

executes first the job that first entered the queue

execute first the job that has been in the queue the longest

executes first the job with the least processor needs

Memory

Processor

I / O devices

All of the above

flexibility to the users in running lists of commands by simply collecting them in named batch command files

the command set being common across different hardware configurations

users can create system programs and run them as commands

the processing is much faster than would other-wise be the case when user defined commands are used

Fragmented

Formatted

Program

All of above

program in High level language kept on disk

contents of main memory

a program in execution

a job in secondary memory

simple to implement

used in all major commercial operating systems

less efficient in utilization of memory

useful when fast I/O devices are not available