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Oracle Java SE 11 Developer Sample Questions (Q89-Q94):

NEW QUESTION # 89
Given:

You want the code to produce this output:
John
Joe
Jane
Which code fragment should be inserted on line 1 and line 2 to produce the output?

A. Insert Comparator<Person> on line 1.
Insert
public int compare(Person p1, Person p2) {
return p1.name.compare(p2.name);
}
on line 2.
B. Insert Comparator<Person> on line 1.
Insert
public int compare(Person person) {
return person.name.compare(this.name);
}
on line 2.
C. Insert Comparable<Person> on line 1.
Insert
public int compare(Person p1, Person p2) {
return p1.name.compare(p2.name);
}
on line 2.
D. Insert Comparator<Person> on line 1.
Insert
public int compareTo(Person person) {
return person.name.compareTo(this.name);
}
on line 2.

Answer: D

NEW QUESTION # 90
Given:

What will secure this code from a potential Denial of Service condition?

A. On Line 3, enclose processData(dataReader) with try with resources.
B. After Line 3, add dataReader.close().
C. On Line 1, use try with resources when opening each dataReader.
D. Before Line 1, check the size of dataFiles to make sure it does not exceed a threshold.
E. After Line 4, add indexReader.close().

Answer: A

NEW QUESTION # 91
Given:

Which three actions implement Java SE security guidelines? (Choose three.)