We worked our way up to logic gate implementations for half adders and full adders, as illustrated below. In closing, I asked you to start thinking about how we could use these functions to add two ...

In the computer, all data are represented as binary digits (bits), and eight binary digits make up one byte. For example, the upper case letter A is 0101001. Numbers however can take several forms.

Binary and hexadecimal numbers systems underpin the way modern computer systems work. Low-level interactions with hexadecimal (hex) and binary are uncommon in the world of Java programming, but ...

We may receive a commission on purchases made from links. If you don't already know how computers work, it may seem like an unapproachable subject. It's the kind of high-level science and math that ...

Beginners often have difficulty reading the value of –2’s complement number; here’s a simple technique that may help. In my previous column, I introduced the SANX-I Microcomputer, whose goal is to ...

Decimal notation describes numbers using the digits 1 through 10. Binary notation describes them using just two digits, 1 and 0, where each bit in a string represents a power of 2. The right-most bit ...

Linux provides commands for converting numbers from one base to another. Learn how to uses these commands and how to make the process easier with scripts and aliases. You might not be challenged very ...

One of the things I love to do is teach people about computers, especially how we can use them to represent and manipulate different types of numbers (I really need to get out more). For the purposes ...