All of the following are examples of network operating systems except ________.

A. Windows 10
B. Linux
C. macOS
D. MS-DOS


Answer: D

Computer Science & Information Technology

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Fill in the code to complete the following method for checking whether a string is a palindrome.

``` public static boolean isPalindrome(String s) { if (s.length() <= 1) // Base case return true; else if _____________________________ return false; else return isPalindrome(s.substring(1, s.length() - 1)); }``` a. (s.charAt(0) != s.charAt(s.length() - 1)) // Base case b. (s.charAt(0) != s.charAt(s.length())) // Base case c. (s.charAt(1) != s.charAt(s.length() - 1)) // Base case d. (s.charAt(1) != s.charAt(s.length())) // Base case

Computer Science & Information Technology

?_____ is a popular design element which consists of an enlarged initial letter in a body of text that drops down into the text body.

A. ?Drop cap B. ?Title cap C. ?Camel cap D. ?Frame cap

Computer Science & Information Technology

________ was designed to calculate trajectory tables for the U.S. Army.

A. ENIAC B. The Harvard Mark I C. Colossus D. The Atanasoff-Berry Computer

Computer Science & Information Technology

A(n) ____________________ is a memory location whose contents can be changed.

Fill in the blank(s) with the appropriate word(s).

Computer Science & Information Technology