Answered

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In this exercise, first run the code as it is given to see the intended output. Then trace through each of the 3 variables to see what is actually going on in memory. Show the values of str1, str2, and str3 and the output after each line of code on a piece of paper.

Sagot :

Answer:

The memory with variable names str1, str2, and str3 all have equal and the same value after the first if-statement.

Explanation:

The str1 was first assigned a null value while the str2 and str3 were assigned the string value "Karen" with the String class and directly respectively. On the first if-statement, the condition checks if the str1 is null and assigns the value of the variable str2 to str1, then the other conditional statement compares the values of all the string variables.

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