OS/400 101

Major functions of OS/400 are:

• CLP Control language Commands used to talk with the computer.
• DB2 Data management, ability to define and use data files.
• Work management of Jobs running on the system, to support tasks of many users.
• See Messages 101 for info on the various kinds of Messages we can have on the 400.
• Programming languages, Editors, development, testing support.
• System Operator service menus for easy access to frequently used operator functions.
• Communications support for a wide range of types of communications with remote sites, other IBM i or other types of computers.
• Security
• How PCs are connected to the system... see Client Access.

Note the name of the operating system has changed from OS/400 to i5/OS to IBM i.