One type of CAPTCHA is ________.
A. antivirus software
B. a password method
C. the wavy hard-to-read letter and number sequence that you type to prove that you are human to a website
D. a rootkit virus
Answer: C
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The stream-extraction operator:
a. Does not normally accept white-space characters. b. Returns true when the end-of-file is encountered. c. Sets the stream’s failbit if the operation fails. d. Sets the stream’s badbit if the data is of the wrong type.
What is the output of the following code:
char ch = ‘c’; if (ch > ‘g’) cout << “high”; else if (ch < ‘m’) cout << “low”; else cout << “middle”; char ch = ‘c’; if (ch > ‘g’) cout << “high”; else if (ch < ‘m’) cout << “low”; else cout << “middle”; char ch = ‘c’; if (ch > ‘g’) cout << “high”; else if (ch < ‘m’) cout << “low”; else cout << “middle”; a) high b) low c) middle d) c
The ____ is a way for you to interact with your Mac and to access its tools.
A. hard drive B. desktop C. menu bar D. Dock
A wireless access point connects to the wired network. What can you do to prevent unauthorized users from accessing shared files on the wired network?
A) Disable SSID broadcasting on the access point. B) Enable WEP, TKIP, or AES on the access point. C) Configure NTFS permissions on the shares. D) Install a firewall for the networks.