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Computer Science Praxis Exam Questions and Answers Latest Version Already Passed
What is the primary function of a compiler in programming?✔✔ To translate high-level code into machine code that can be executed by a computer
What is an array in computer science?✔✔ A collection of elements stored at contiguous memory locations, typically of the same data type
What does “debugging” mean in software development?✔✔ Finding and fixing errors or bugs in the code
What is the purpose of a loop in programming?✔✔ To repeat a block of code multiple times based on a condition
What is the main advantage of using functions in code?✔✔ To break down complex problems into reusable and manageable parts 1 / 4
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What is an algorithm?✔✔ A step-by-step procedure for solving a problem or performing a task
What is a variable in computer programming?✔✔ A storage location that holds a value which can change during program execution
What is object-oriented programming?✔✔ A programming paradigm based on the concept of objects that contain both data and methods
What is the role of RAM in a computer system?✔✔ It temporarily stores data and programs that are currently in use by the CPU
What does IP address stand for?✔✔ Internet Protocol address
What is recursion in programming? 2 / 4
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✔✔ A function that calls itself to solve smaller instances of a problem
What is a database?✔✔ An organized collection of data that can be accessed and managed electronically
What is a syntax error?✔✔ A mistake in the code that violates the programming language’s grammar rules
What is the primary function of an operating system?✔✔ To manage hardware resources and provide services for computer programs
What is the difference between a while loop and a for loop?✔✔ A while loop continues as long as a condition is true; a for loop repeats a fixed number of times or over a range
What is binary code?
✔✔ A system of representing data using only two symbols: 0 and 1
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What is meant by “open-source software”?✔✔ Software whose source code is freely available for anyone to view, modify, and distribute
What is a logic gate?✔✔ A digital circuit that follows Boolean logic to produce an output based on inputs
What is the purpose of a firewall in networking?✔✔ To protect a network by filtering incoming and outgoing traffic based on security rules
What is encryption?✔✔ The process of converting information into a code to prevent unauthorized access
What is the main advantage of a linked list over an array?✔✔ It allows efficient insertion and deletion of elements without shifting other elements
What does the acronym HTML stand for?✔✔ HyperText Markup Language
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