3. A company has offices on five sites. Each office has between 10 and 20 members of staff working in it.

Internal email is used as a means of communicating between the staff. It has been suggested that speech recognition input and voice output might be used for the email system.

a) State the extra input and output devices each PC would need to support speech recognition input and voice output. (2)

b) State two advantages to the staff of using a speech recognition system. (2)

c) State three reasons why the speech recognition system may not be effective. (3)

d) State two disadvantages of the voice output system. (2)

January 2002 ICT2