To protect classroom computers from computer viruses, a teacher should
A. set up a personal firewall.
B. use only floppy disks in classroom machines.
C. use an updated antivirus program regularly.
D. use only network programs.
Answer:C
To protect classroom computers from computer viruses, a teacher should
A. set up a personal firewall. B. use only floppy disks in classroom machines. C. use an updated antivirus program regularly. D. use only network programs.