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Comparing Windows
2000 To Windows 98
Unlike Windows 98,
which is a combination of 16-bit and 32-bit operating systems, Windows 2000
is a true 32-bit operating system.
Windows 2000 supports
true multithreading and isolates 32-bit applications in different processes so
that one bad application cannot hang the entire system.
Drivers and Windows
system files under Windows 2000 are protected from being altered by applications
and users, which prevents corruption and improves system reliability. By
contrast, Windows 98 does not always ask for your permission before allowing an
application to alter or overwrite a critical system file.
Windows 2000 has some
new tools to help application developers build installation disks for
their products and troubleshoot application problems.
Windows 2000 and
Windows 98 use Advanced Configuration and Power Interface (ACPI), which
enables a computer to power down unused devices to conserve power, and
gives the user much more control over power to the system.
The Windows 2000
features for ACPI are improved over those of Windows 98. Both require the
cooperation of ACPI-compliant system BIOS. For example, on a PC with ACPI BIOS, to
set the Power Options of Windows 2000, open the Control Panel.
Double-click the Power Options icon. The Power Options Properties dialog box
opens. Click the Advanced tab. From the list of power options, select what
will happen when you press the power button on your computer case. For
example, you can set the computer to change to Standby
mode when you press the
power button. On the Hibernate tab, you can also control when and how
the system goes into hibernation. On the UPS tab, you can control and monitor an
intelligent UPS device, if one is attached.
ACPI specifications
were developed by Compaq, Intel, Microsoft, Phoenix, and Toshiba to allow for
reliable power management through hardware and software cooperation.
Notice in the following
figure that the Network and Dial-Up Connections and Scheduled Tasks icons
are in the Windows 2000 Control Panel rather than in the My Computer window of
Windows 98. This is a much more logical place to put them because they
control system resources.
Also,
in Windows 2000, Network Neighborhood is replaced by My Network Places.
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