Answer:
The answer is "Option b"
Explanation:
In the given code three-class C1, C2, and C3 are declared, in which C2 and C3 extend the class C1. In the next line, C2 and C3 object are created, that is c2 and c3. and in the last line c2 class object holds two-class C2, C1, and one object c3 value, this code will give runtime error because it can't cast object from sibling class, and wrong choices can be defined as follows:
- In option a, It is not correct because it can't cast c3 object into c2 object.
- In option c, It is not correct because it performs multiple casting in nested forms.
- In option d, It is wrong because the statement is not correct.
Answer:
If you are trying to put the events in order and they are out of order you will probaly get the question wrong so make sure the events are in order.
Explanation:
Answer:
Answer is in the provided screenshot!
Explanation:
Steps required to solve this problem:
1 - define what characters are "vowels" by assigning them to an array.
2 - create a variable to record the amount of vowels there are in the string.
3 - convert the input string into a character array and iterate through each character
4 - for each of the character of the string we go through, check if it matches any of the vowels
5 - return true if the vowel count is greater than 1
Alternative methods using the Java Stream API have also been wrote, please respond if you require them.
ALU perform logical operations by combining electrical signals with each other.