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PBO Minggu 7 [IT-45-01]

Quiz
•
Other
•
University
•
Hard
Muhammad Johan Alibasa
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Manakah dari pilihan jawaban berikut ini yang BUKAN merupakan "widening casting"?
long x = 100;
double y = x;
float x = 100.0;
long y = x;
float x = 100.0;
double y = x;
int x = 100;
long y = x;
2.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Manakah dari pilihan jawaban berikut ini yang melakukan "narrowing casting" dengan BENAR?
int x = 100;
long y = (int) x;
int x = 100;
long y = x;
float x = 100.0;
long y = (long) x;
float x = 100.0;
long y = x;
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Dari class diagram yang ada di slide sebelumnya atau di gambar samping ini, manakah output yang paling tepat untuk kode program di bawah ini?
Parent obj1 = new GrandChildA();
System.out.println( obj1.toString() );
this is class Parent
this is class Child A
this is class Child B
this is class Grand Child
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Dari class diagram yang ada di slide sebelumnya atau di gambar samping ini, manakah output yang paling tepat untuk kode program di bawah ini?
ChildA obj1 = new ChildA();
GrandChildA obj2 = new GrandChildA();
obj1 = obj2;
System.out.println( obj1.toString() );
this is class Parent
this is class Child A
this is class Child B
this is class Grand Child
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Dari class diagram yang ada di slide sebelumnya atau di gambar samping ini, manakah output yang paling tepat untuk kode program di bawah ini?
ChildA ob1 = new GrandChildA();
System.out.println( obj1.methodA() );
method child A
method Grand Child A
method Child B
Exception/Error
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Dari class diagram yang ada di slide sebelumnya atau di gambar samping ini, manakah output yang paling tepat untuk kode program di bawah ini?
Parent obj1 = new GrandChildA();
System.out.println( obj1.number );
10
20
30
40
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Dari class diagram yang ada di slide sebelumnya atau di gambar samping ini, manakah output yang paling tepat untuk kode program di bawah ini?
ChildA ob1 = new GrandChildA();
System.out.println( obj1.toString() );
Parent 10
Child A 20
Grand Child 40
Exception/Error
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