Webopedia on Google+Webopedia on TwitterWebopedia on FacebookTech Bytes Blog
Main » TERM » 1 »


Refers to the number of bits that can be processed or transmitted in parallel, or the number of bits used for single element in a data format. The term is often applied to the following:
  • microprocessor: indicates the width of the registers. A 16-bit microprocessor can process data and memory addresses that are represented by 16 bits.
  • bus : indicates the number of wires in the bus. A 16-bit bus transmits 16 bits in parallel.
  • graphics device, such as a scanner or digital camera : specifies the number of bits used to represent each pixel.
  • operating system: refers primarily to the number of bits used to represent memory addresses. Windows 3.x is a 16-bit operating system, whereas Windows 95 and Windows NT are 32-bit operating systems.
  • expansion board: refers to how much data can be sent to and from the card in parallel. 8-bit cards are sometimes called half-size cards whereas 16-bit cards are referred to as full-size cards.

    29 Free Android Apps for Cash-Strapped Students

    From wacky alarm clocks to lecture hall tools and after class entertainment, these Android apps are a good fit for a student's life and budget. Read More »

    Sharing Threat Intelligence

    A growing number of startups make the sharing of threat intelligence a key part of their solutions. Read More »

    Smiley Faces and Symbols

    A text smiley face is used to convey a facial expression or emotion in texting and online chat conversations. This Webopedia guide shows you how... Read More »

    The 7 Layers of the OSI Model

    The Open System Interconnection (OSI) model defines a networking framework to implement protocols in seven layers. Use this handy guide to compare... Read More »

    Network Fundamentals Study Guide

    Networking fundamentals teaches the building blocks of modern network design. Learn different types of networks, concepts, architecture and... Read More »

    Computer Architecture Study Guide

    This Webopedia  study guide describes the different parts of a computer system and their relations. Read More »