It is the pathway that the CPU uses to communicate with the other components like graphics card, sound card, modem. File manager - coordinates the use of mass storage facilities, which includes tracking of files and directories, user access to them, and space available for new or existing files or directories. Device drivers - software units responsible for communication between controllers and the machine s peripheral devices. Memory manager coordinates the use of machine s main memory. Scheduler maintains a record of current processes and also adds and removes processes from the system.
Dispatcher oversees the execution of various processes that the PC performs.
The binary number 1110110 corresponds to 118 in decimal notation.