Explain the differences between the output of each command.
Try giving these two commands:
$ echo cat
$ cat echo
The first command causes echo to display the characters c, a, and t on the
screen. The second command uses cat to copy the contents of a file named
echo to the screen. If there is no file named echo, cat displays an error
message.
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The basic generic functional interface ________ in package java.util.function contains method apply that takes two T arguments, performs an operation on them (such as a calculation) and returns a value of type T.
a. Consumer
____________________ is the content that makes up the interior of a shape.
Fill in the blank(s) with the appropriate word(s).
The function substr_count() returns the total number of characters in a string.
Answer the following statement true (T) or false (F)
EX Case 5-1Maria's grandfather has agreed to help her invest her $2,000 savings account in the stock market. He asked that she create an Excel worksheet to track how her stocks are doing. Because he is coming over in a few days, she wants to update the worksheet. When beginning to create a formula that multiplies the current price of the stock by the number of shares, Maria would click the formula bar, then type a(n) ____.
A. = (equal sign) B. + (plus sign) C. & (ampersand) D. ! (exclamation point)