
Tut15
Quiz
•
Computers
•
University
•
Practice Problem
•
Medium
Ricardo Keiling
Used 12+ times
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15 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Welcher dieser Datentypen benötigt am wenigsten Speicher?
int
char
boolean
double
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Welcher der Abfolgen funktioniert bei implizitem Typecasting?
byte --> int --> float
short --> byte --> int
long --> float --> int
int --> double --> float
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Wie heißt der folgende Schritt der Variablenerstellung?
int[] arr;
Deklarierung
Initialisierung
Keine der Antworten
Variable Creation
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
int[][] arr = new int[2][3];
Wie bestimmt man die Länge der ersten Zeile des Arrays?
arr[0].length
arr[1].length
arr.length
arr[1][0].length
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Alle Objekte sind Referenzdatentypen
wahr
falsch
weiß ich nicht
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Welcher Sichtbarkeitsmodifikator ermöglicht die Sichtbarkeit im selben Package und in Subklassen?
public
private
protected
package
7.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Welche Instanziierungsreihenfolge bei der Objekterstellung ist richtig?
1. Klassenvariablen (Superklasse --> Subklasse)
2. Instanzvariablen + Konstruktor (Superklasse --> Subklasse)
1. Klassenvariablen (Subklasse --> Superklasse)
2. Instanzvariablen + Konstruktor (Subklasse --> Superklasse)
1. Instanzvariablen und Klassenvariablen (Superklasse --> Subklasse)
2. Konstruktoren (Superklasse --> Subklasse)
1. Konstruktoren (Superklasse --> Subklasse)
2. Klassenvariablen (Superklasse --> Subklasse)
3. Instanzvariablen
(Superklasse --> Subklasse)
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