Typical costs: 1  A standard, manual wheelchair costs an average of $500, according to the Robert Wood Johnson Foundation . A chair meant for everyday use costs between $1,000 and $2,000 depending upon the features of the chair, which can include an individualized seat, various types of wheels and a lightweight frame.
Definition - What does Monolithic Kernel mean? A monolithic kernel is an operating system software framework that holds all privileges to access input/output (I/O) devices, memory, hardware interrupts and the CPU stack.
In particular, a monolithic kernel implements all of the device drivers of the system. This however is the main drawback of a monolithic kernel: introduction of any new unsupported hardware requires a rewrite of the kernel (in the relevant parts), recompilation of it, and re-installing the entire OS.