6. SINCE 1990 CELLULAR SERVICE HAS SPREAD RAPIDLY
• Wireless communication facilitates the linking together of
computers,
• which greatly increases their power
• Adaptability
• Wireless communication facilitates the linking together of
computers
8. NETWORKING IS THE EXCHANGE OF INFORMATION THROUGH A
GROUP OR NETWORK OF INTERLINKED COMPUTERS
9. THREE-TIER
• At the outer nodes are the personal computers (PC) on the desks of individual users
referred to as clients
• These are linked to a local server, a high-powered mid-range computer that “serves”
the client personal computers
• Servers store software programs that can be run more effectively on the server. d.
Servers may also manage several printers, store data files, and handle email
communications
• Servers store software programs that can be run more effectively on the server. d.
Servers may also manage several printers, store data files, and handle email
communications
10. MAINFRAME COMPUTERS
• Mainframes are large and powerful
computers that can be used to store
and process vast amounts of
information
• The mainframe may be connected to
main frames in other organizations
and to LANs in other organizations
11. A MANAGER CAN COMMUNICATE
ELECTRONICALLY WITH OTHER
INDIVIDUALS HOOKED INTO THE
SYSTEM, WHETHER THEY ARE IN THE
MANAGER’S LAN OR ANOTHER LAN
12. SOFTWARE DEVELOPMENTS
• Operating system software tells the computer hardware how to run.
• Applications software, such as programs for word processing or database
management, is software developed for a specific task or use
• Artificial intelligence has been defined as behavior by a machine that, if performed by a
human being, would be called intelligent
• Speech recognition software is another development that is starting to impact the
manager’s job
