Which of the following is a true statement about data compression?

Study for the AP Computer Science Principles Exam. Use flashcards and multiple choice questions, each question includes hints and detailed explanations. Get ready for the exam!

Data compression involves reducing the size of a data file to save space or speed up transmission. When choosing a compression technique, there are indeed trade-offs to consider. Different methods have varying effects on the quality, speed, and efficiency of data handling.

For instance, some algorithms may significantly reduce file size but require more processing power to compress and decompress the data, while others may offer quicker speeds but result in less efficient size reduction. Additionally, certain compression techniques are lossy, which means they permanently remove some data, while others are lossless, preserving the original data exactly when decompressed. This variety suggests that selecting a compression method involves evaluating factors like acceptable data loss, computational resources, and transmission speed, underscoring the importance of understanding these trade-offs in practical applications.

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