Quiz 1 - Communications

1. Which one of the following statements is true?

a) e-mail cannot transmit images as attachments.
b) e-mail is a low cost way to send and receive messages.
c) e-mail cannot be infected by computer viruses
d) e-mail is a secure way to transmit and store confidential information.

2. What is a digital signature?

a) An electronic identity check for file attachments
b) An electronic identity check for software
c) An electronic identity check for computer hardware
d) An electronic identity check for email messages

3. Which one  of the following file attachment types may be restricted by a recipient's e-mail provider?

a) Text files
b) Executable files
c) Spreadsheet files
d) Portable document format files

4. Which of the following allows phone users to send and receive messages

a) Message security protocol (MSP)
b) Simple mail transfer protocol (SMTP)
c) Short message services (SMS)
d) Instant messages (IM)

5. Which of the following may infect a computer with a virus?

a) Deleting an unopened email message     
b) Moving an unopened email to a specified folder
c) Adding a digital signature to an email message
d) Opening an email attachment