The file is then available in diagnosing the system problem. A memory-management technique that enables programs to appear to utilize more memory than is physically available. The division within each track that comprises the disk drive's most fundamental data-storage unit.
Size can vary from implementation to implementation.
Accepts data at one rate and delivers it at another. Accepts your commands and arranges for their execution. A command or program that preforms a common and useful service. A few are built into the shell. Most are executable program files that load and execute when you type their names to the shell.