A．a computer technician repairing an office computer network
B．a scientist in a laboratory developing plans for a space station
C．a teacher directing computer-assisted learning in a private school
D．a technical writer sending via computer documents created at home

A．Employees' need for time alone to work intensively.
B．Employees' conflicts with second jobs.
C．Employees' conflicts with social life.
D．Employees' punctuality to work.

A．Causing expenses for lunches and clothing.
B．Taking less concentration on their work.
C．Wasting less time in traffic.
D．Being restricted to the office.

A．electrical malfunctions can destroy a project
B．the worker often does not have all the needed resources at home
C．telecommuting workers cannot understand the boundaries of work and play
D．computer technology is not advanced enough to accommodate the needs of every situation

A．Driving to work.
B．Business management policies.
C．Computers of child-care purposes.
D．Extending the workplace by means of computers.

A．destructive
B．tolerable
C．constructive
D．submissive

A．nobody can block Napster's searching
B．their searches are conducted differently
C．it is much more difficult to give away Napster
D．Gnutella needs a central server computer to search

A．Gnutella and Napster - two downloading software
B．Gnutella and Napster - two searching software
C．how to download information through Napster
D．downloading whatever files from the Internet by Gnutella

A．It is causing troubles for campus computer system.
B．It designs an easy and open environment to share information.
C．It is difficult to install.
D．It is designed in the popular MP3 format.

A．it was designed by a child
B．it is more dangerous than any other software
C．downloading large audio files at same time has made computer systems slow
D．it allows online users to search for almost anything