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5 ημέρες πριν · Early computers were programmed with base 2 (binary), base 8 (octal), and base 16 (hexadecimal) systems. While any number can be a base, below we will focus on operations with decimal, binary, octal, and hexadecimal systems.
2 ημέρες πριν · Arithmetic is an elementary branch of mathematics that studies numerical operations like addition, subtraction, multiplication, and division. In a wider sense, it also includes exponentiation, extraction of roots, and taking logarithms. Arithmetic systems can be distinguished based on the type of numbers they operate on.
3 ημέρες πριν · Learn about totalling & counting for your IGCSE computer science exam. This revision note includes their use when designing programs.
1 ημέρα πριν · The term computer system may refer to a nominally complete computer that includes the hardware, operating system, software, and peripheral equipment needed and used for full operation; or to a group of computers that are linked and function together, such as a computer network or computer cluster.
2 ημέρες πριν · Combinatorics is the mathematics of counting and arranging. Of course, most people know how to count, but combinatorics applies mathematical operations to count quantities that are much too large to be counted the conventional way. Combinatorics is especially useful in computer science.
3 ημέρες πριν · Data can be texts or numbers written on papers, or it can be bytes and bits inside the memory of electronic devices, or it could be facts that are stored inside a person’s mind. What is Data? is data” is that data is different types of information usually formatted in a particular manner.
2 ημέρες πριν · What is the Internet? The Internet is a vast network that connects computers all over the world. Through the Internet, people can share information and communicate from anywhere with an Internet connection. Who invented the Internet? The Internet consists of technologies developed by different individuals and organizations.
