FUNCTIONS OF AN OPERATING SYSTEM

Which of the following manages allocation of computer resources during program execution

• Memory management

• Process management

• I/O management

• File management

Process management

• allocates time for processes to use the CPU

• is responsible for creating, deleting, renaming of files and folders

• stores programs and data that are presently being used by the CPU

• is the method by which the user interacts with the computer system

Memory management

• allocates time for processes to use the CPU

• is responsible for creating, deleting, renaming of files and folders

• stores programs and data that are presently being used by the CPU

• is the method by which the user interacts with the computer system

File management

• allocates time for processes to use the CPU

• is responsible for creating, deleting, renaming of files and folders

• stores programs and data that are presently being used by the CPU

• is the method by which the user interacts with the computer system

How does the OS provide security

• Using passwords or backing up files

• keeping a check on other processes

• making the

  communication possible between the input and output devices and the computer

• Allocating

  areas of memory to different programs so that each program can run effectively

The ability to execute 2 or more tasks at the same time is

• Multiprogramming

• Multitasking

• Multiprocessing

Having Microsoft word, Paint and the calculator opened at once is

• Multiprogramming

• Multitasking

• Multiprocessing