Unit 7 Data Structures Static and Dynamic •Data structures are characterised according to their ability to grow and shrink on demand •Dynamic data structures change size when required •Lists (arraylists) grow when items are added and shrink when items are removed •Static data structures cannot change size

Questions and model answers on 4.2 Data Structures for the OCR A Level Computer Science syllabus, written by the Computer Science experts at Save My Exams.

Feb 5, 2025 · Learn about queues for your A Level Computer Science exam. This revision note includes main operations as well as linear and circular queues.

Apr 11, 2025 · AQA A Level (7517) SLR4 - 4.2.1 Static and dynamic data structures. This video explains the difference between static and dynamic data structures. Key questions: - What are static and dynamic data structures? - What are the advantages and disadvantages of each? 03:58 Are tuples a dynamic or static data structure?

Static data structures are fixed in size whereas dynamic data structures change in size to store their content. Static data structures are most frequently declared in memory as a series of sequential, contiguous memory locations which makes them simply for the computer to maintain.

During this online course you’ll learn how various data structures are used to organise and store data. You’ll learn about static and dynamic data structures; stacks and queues; and how hash tables are used. You’ll explore how data structures are mapped to the A Level computer science curriculum. Who is it for? This course is aimed at ...

Notes, flashcards, revision videos and past exam questions by topic for OCR Computer Science A-Level Data Types, Structures and Algorithms topic.

There are two approaches to creating a data structure. 1. STATIC DATA STRUCTURE. With a static data structure, the size of the structure is fixed. Static data structures are very good for storing a well-defined number of data items. For example a programmer might be coding an 'Undo' function where the last 10 user actions are kept in case they ...

Explain the differences between static & dynamic data structures. The static implementation is less efficient at inserting new items into the list than the dynamic implementation.Explain why this is the case . At a higher level abstraction , the process list maintained by the operating system can be viewed as a type of queue. What type of queue ?

Is the Redim command an example of a static or dynamic data structure? Static - even though memory locations are being allocated + deallocated, the computer just sets up another set of data and copies everything across.