Which of the following is the common port number for SMTP (unencrypted) using TCP?

A) 20
B) 25
C) 23
D) 69

B
Explanation: B) SMTP is for email, and it uses TCP on port 25 for its unencrypted version.

Computer Science & Information Technology

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The main grayscale technology for e-text display on the Amazon Kindle Paperwhite and Barnes and Noble NOOK is ________

Fill in the blank(s) with correct word

Computer Science & Information Technology

Text data includes special formats, such as image, video, and sound files.

Answer the following statement true (T) or false (F)

Computer Science & Information Technology