Answer:
The answer to this question is given below in the explanation section.
Explanation:
The correct option for this question is the file extension. Because, by knowing the file extension, you can easily understand and know what the file is. If Evan checking out some groovy music files then he will definitely look at the file format to know that is it the music file or not.
Other options are not correct because:
messaging app function is to send the message, receive and store the message while hardware does not have any relation to identifying the music file and system software is an example of an operating system that also does not help the Evan for looking at music file on the laptop.
Answer:
Accessibility is the epitome of usability and was a key tenet throughout the engineering of Windows 7. ... Windows 7 includes accessibility options and programs that make it easier to see, hear, and use your computer including ways to personalize your computers and use keyboard shortcuts.
Answer:
10 or 22 or 15 or 40
Explanation:
In the second for loop[for (int k = 1; k < arr[0].length; k++)], k starts from 1 instead of zero. That means that it doesn't read the first value of every row when finding num.
So if num was any of the above values, the program wouldn't work. I had the same question, and the answer for mine was 15.
