BY Abitur Informatik eA Practice Questions - Bavaria Abitur Informatik (erhöhtes Anforderungsniveau Leistungsfach) Exam - BY Abitur Informatik eA Practice Questions - Bavaria Abitur Informatik (erhöhtes Anforderungsniveau Leistungsfach) Exam

Question 1

In object-oriented modelling for the Bavarian Abitur, what does polymorphism mean?

Objects of different subclasses can be used wherever a superclass type is expected, and each object executes its own overridden method version Every attribute of a class must be declared public A class may contain only static methods Two classes are merged into one by copying all attributes

Correct Answer:

Objects of different subclasses can be used wherever a superclass type is expected, and each object executes its own overridden method version

Question 2

A UML association between PRODUKTIONSLINIE and SENSOR is annotated 1 … *. What does this mean?

Each sensor inherits from Produktionslinie Each Produktionslinie may link to many Sensor objects; each Sensor belongs to exactly one Produktionslinie Exactly one Sensor may exist in the entire program Sensor and Produktionslinie are the same class

Correct Answer:

Each Produktionslinie may link to many Sensor objects; each Sensor belongs to exactly one Produktionslinie

Question 3

Why may constructors, getters and setters be omitted from Bavarian Abitur class diagrams?

They are assumed as Standardmethoden, so diagrams focus on domain attributes, specific methods and relationships They are forbidden in eA implementations The Java compiler rejects diagrams that show them Examiners mark their presence as a syntax error

Correct Answer:

They are assumed as Standardmethoden, so diagrams focus on domain attributes, specific methods and relationships

Question 4

In a singly linked list, where does each node store the reference to the next element?

In a shared global array of indices In its own next/nachfolger field pointing to the following element (or null/Abschluss) Only in the list object's hash table In the previous node's value attribute

Correct Answer:

In its own next/nachfolger field pointing to the following element (or null/Abschluss)

Question 5

What is the base case of a recursive method that counts nodes in a singly linked list?

When the current element is the empty list / Abschluss, return 0 When the list has more than 1000 nodes, return −1 When two threads access the list, throw an exception When the node value equals the search key, swap it with the root

Correct Answer:

When the current element is the empty list / Abschluss, return 0

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Prepare with the BY Abitur Informatik eA Practice Questions - Bavaria Abitur Informatik (erhöhtes Anforderungsniveau Leistungsfach) Exam practice quiz. This question bank includes 100 questions covering many, search, length, list, and node. Use it to review important concepts, identify knowledge gaps, and build confidence for the related exam, course, or assessment.

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BY Abitur Informatik eA Practice Questions - Bavaria Abitur Informatik (erhöhtes Anforderungsniveau Leistungsfach) Exam

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