Given the code fragment: int num[] = new int[3]; num[1] = 10; num[2] = 15; List lst = new ArrayList<> (3); lst.add(10); lst.add(15); System.out.println (num); System.out.println (lst); What is the result?

A. a memory address1 in hexadecimal number format a memory address2 in hexadecimal number format

D. a memory address in hexadecimal number format [10, 15]

Oracle

1Z0-811 · Question #67

1Z0-811 Question #67: Real Exam Question with Answer & Explanation

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Arrays and Logic

Question

Given the code fragment:
int num[] = new int[3];
num[1] = 10;
num[2] = 15;
List<Integer> lst = new ArrayList<> (3);
lst.add(10);
lst.add(15);
System.out.println (num);
System.out.println (lst);
What is the result?

Options

Aa memory address1 in hexadecimal number format a memory address2 in hexadecimal number format
B10, 15
C0, 10, 15
Da memory address in hexadecimal number format [10, 15]

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Topics

#Array toString()#ArrayList toString()#Object representation#Collections vs Arrays

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