please tell me the meaning of supporting primitives for manipulating files and directories with respect to the operation of operating system in file management .......

i am a second year ece student. Our college allows for summer training of about 4 to 6 weeks . So, please tell me which topic will be good for...

How will you define hardware protection and dual mode operation in operating system ? apart from explanation if you can define it properly then it will be a great help

because you need an employee and i need a job...

may be n side is more positive than p. Both sides have positive potentials .