What Is the Difference Between Software and Programs?
A program is a set of instructions; software is often a complete product containing programs, data and documentation.
Computer World
Explore hardware, data, and how computers work together.
See hardware Understand data Explore computers
20 articles · “计算机原理” Clear
From Files to Programs: Connecting the Computer World
Programs themselves can be saved inside files.
How Big Are KB, MB, GB and TB?
B, KB, MB, GB and TB are common units for measuring data.
How Big Is a 0 or 1? Meet the Bit
A bit is one of the smallest units of binary information and can represent 0 or 1.
How Can a Computer Run Many Programs at Once?
A CPU quickly switches between programs, while multiple cores can process tasks at the same time.
How Do Keyboards and Mice Tell a Computer What We Mean?
Keyboards and mice turn presses, movement and clicks into digital signals.
How Do We Convert Binary to Decimal?
To convert binary to decimal, mark the place values 1, 2, 4, 8 and add the places containing 1.
How Do We Convert Decimal to Binary?
To convert a decimal number to binary, repeatedly divide by 2 and read the remainders backwards.
How Does Binary Counting Work?
Binary uses only 0 and 1; its place values are 1, 2, 4, 8 and 16.