Answer the following statements true (T) or false (F)
1. Most people find command line interfaces easier to use than GUI interfaces.
2. If the operating system of a computer uses GUI, then the programmer can incorporate GUI elements into a program.
3. In a GUI environment the user determines the order in which things happen.
4. In a user interface flow diagram an arrow appears between two windows when actions performed in one window can cause another window to open.
1. FALSE
2. TRUE
3. TRUE
4. TRUE
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Unlike regular variables, __________ can hold multiple values.
a. constants b. named constants c. arrays d. floats e. None of these
Which of the following is a valid variable assignment?
a: count=1 b: count="hello" c: count=hello d: count= e: all of the above
? When you delete an email message that contains an attached file, you also delete the file that is attached to the message.
Answer the following statement true (T) or false (F)
A(n) ______ maps the search key of a table item into a location that will contain the item.
a) hash function b) hash table c) AVL tree d) red-black tree