Question 1
In computer science, an 'algorithm' is best defined as:
Correct Answer:
A precise, finite sequence of unambiguous steps that solves a specific problem or class of problems
Question 2
Which sorting algorithm repeatedly steps through a list, compares adjacent elements, and swaps them if they are in the wrong order?
Correct Answer:
Bubblesort
Question 3
What is the worst-case time complexity of Bubblesort for sorting n elements?
Correct Answer:
O(n²)
Question 4
Binary search (binäre Suche) requires which precondition to work correctly?
Correct Answer:
The list being searched must already be sorted
Question 5
What is the time complexity of binary search on a sorted list of n elements?
Correct Answer:
O(log n)
Question 1
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Prepare with the Lower Saxony Zentralabitur Informatics Practice Questions - Lower Saxony Zentralabitur Informatics (Informatik) Exam practice quiz. This question bank includes 100 questions covering describes, data, programming, database, and informatik. Use it to review important concepts, identify knowledge gaps, and build confidence for the related exam, course, or assessment.

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Lower Saxony Zentralabitur Informatics Practice Questions - Lower Saxony Zentralabitur Informatics (Informatik) Exam

This practice set contains 100 questions from the matching question bank and focuses on describes, data, programming, database, and informatik. Work through each question carefully, review the provided solutions, and revisit topics that need more study before your next attempt.

This is an independent study resource intended for practice and review; it is not an official examination or an endorsement by any organization named in the title.

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