IGCSE Computer Science Paper-1: Specimen Questions with Answers 71 - 72 of 164

Question 71

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Write in Short

Short Answer▾

What is the meaning of Snooping Cache?

Explanation

The process where in the individual caches monitors the address lines for accessing memory locations they have cached is called Snooping Cache.

Image of The Snooping Cache

Image of the Snooping Cache

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The Uniformity of shared resource data that ends up being stored in multiple local caches is called cache coherence in computer architecture.

Question 72

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Short Answer▾

List some important differences between Java and Python.

Explanation

Some of the important differences between java and Python are:

i) Java is a statically typed language. Whereas Python is a dynamically typed language.

ii) In Java if we miss a semicolon at the end of a statement, it throws an error. Whereas in case of Python semicolon is not required.

iii) Java is faster Whereas Python is slower being an interpreter and also it determines the type of data at run time.

iv) In Java the codes are longer because there is no dynamic programming concept. Whereas in case of Python, the codes are comparatively shorter due to dynamic programming.

v) The syntax of Java vs Python

MyClass. java

{

publicclassMyClass

{

publicstaticvoidmain (String [] args)

System. out. printlnHello World;

}

}

Python

> > > print (“Hello, World! “)

Hello, World!

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