Windows XP is Microsoft's most advanced desktop operating system.
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Software can be divided into two general classes: system software and application software.
A. 对
B. 错
Microsoft Word XP is a member of Microsoft office 2000 .
A. 对
B. 错
Application software (also called end-user program) is designed to perform a specific function directly for the user.
A. 对
B. 错
Without systems software, application software in a computer is useless.
A. 对
B. 错