____ means people who know each other can securely send messages to their friends.
A. Certificate Authority
B. PKI
C. Web of trust
D. Digital ring
Answer: C
Computer Science & Information Technology
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UNIX line commands are processed by a command processor or __________ that lies between the user and the kernel.
a. interface b. IOCS c. shell d. BIOS
Computer Science & Information Technology
Which of the following is NOT a valid value for the border-style property?
a. dashed b. groove c. solid d. triple
Computer Science & Information Technology