Cybercriminals often send spam containing spelling and grammatical mistakes.
Correct Answer:
Verified
Q4: An email address reveals no information about
Q5: Smartphones use Wi-Fi in addition to 4G
Q6: Email addresses cannot contain spaces.
Q8: Digital communications require a communications channel and
Q10: Email software displays messages in a three-part
Q11: Text messaging is a synchronous service.
Q13: Spam filters are often built into email
Q14: The newest Wi-Fi standard is 802.11ac, which
Q17: Once content is posted on a social
Q18: All servers on the Internet follow TCP/IP
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