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B 3.2.5 Worksheet Coding - Java answers
Would you keep Animal as an Interface or change it to an Abstract Class? Why? * Answer: Change it to an Abstract Class. If we need to store "State" (like a name variable) and share the "Logic" (like a...
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B 3.2.5 Coding Worksheet - Python Answers
Answer: s2.count is 2. This is because s1 and s2 are references to the same object in memory. Answer: You do not need to change the client code. The factory decouples object creation from the code that...
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A 1.2.5 Worksheet
Name: _________________________ What is the output Z for an AND gate if A = 1 and B = 0? What is the output Z for an OR gate if A = 0 and B = 1? State the condition for which the output of a NAND gate...
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A1.1.6 Worksheet
Topic: A.1.1.6 Multi-core Architectures (HL Only) Student Name: ________________________________ Date: ________________________________ 1. The "Assembly Line" of Computing Label the four...
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A 3.2.6 Worksheet Answers
This is the "Before" state. Notice the non-atomic cells (multiple items) and the ambiguity you pointed out. The Goal: Atomicity (Atomic Data). The Action: We split the multiple values so that each cell...
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A 2.2.1 Network Topologies
A network topology is the arrangement of the devices in a network and the links between them. That arrangement is not just a picture: it decides how data moves, what happens when a cable or device fails,...
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A4.3.8 Artificial Neural Networks (ANNs)
An artificial neural network takes its design from the brain. It is built from many simple units, called neurons, wired together so that data flows through them and the network learns patterns from examples...
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A4.3.5 Unsupervised learning: Association
Clustering finds groups of similar things. Association rule mining does something different with unlabelled data: it finds relationships between different things, the patterns of what tends to occur...
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A4.3.4 Unsupervised Learning: Clustering
Every technique so far has been supervised: the data came with labels, and the model learned to predict a known answer. Clustering is different. It works on data that has no labels at all, and its task...
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A4.3.3 Hyperparameter tuning
Building a classifier is only half the work. The other half is judging whether it is any good and adjusting it until it is as good as it can be. This page covers the four metrics the syllabus names for...