The "Laptops And Laptop Computers" page has been removed...
Please visit one of the following pages: History Of Laptops, Transistor Computer
Further Information: List Of Transistorized Computers ... or visit any of the pages related to laptops and laptop computers.
Desktop Replacement Computer ... Desktop replacement computers are also often used with a port replicator, to fully enjoy the desktop comfort... Design features Modern desktop replacements generally perform better than traditional laptop-style computers as their size allows the inclusion of more powerful components... However, these advantages generally come at a price premium, with many computers in this class costing as much as two desktop computers with similar specifications...
High-level Programming Language ... The first high-level programming language designed for computers was Plankalkül, created by Konrad Zuse...
Internet Privacy ... Internet privacy forms a subset of computer privacy. A number of experts within the field of Internet security and privacy believe that privacy doesn't exist; "Privacy is dead – get over it" according to Steve Rambam, private investigator specializing in Internet privacy cases...
Colossus Computer ... The Colossus computers were used to help decipher teleprinter messages which had been encrypted using the Lorenz SZ40/42 machine—British codebreakers referred to encrypted German teleprinter traffic as "Fish" and called the SZ40/42 machine and its traffic "Tunny"...
Wi-Fi ... A device that can use Wi-Fi (such as a personal computer, video game console, smartphone, tablet, or digital audio player) can connect to a network resource such as the Internet via a wireless network access point. Such an access point (or hotspot) has a range of about 20 meters (65 feet) indoors and a greater range outdoors...
Motherboard ... The most popular computers such as the Apple II and IBM PC had published schematic diagrams and other documentation which permitted rapid reverse-engineering and third-party replacement motherboards... Usually intended for building new computers compatible with the exemplars, many motherboards offered additional performance or other features and were used to upgrade the manufacturer's original equipment...
Laptop ... As portable computers became smaller, lighter, cheaper, more powerful and as screens became larger and of better quality, laptops became very widely used for all sorts of purposes, by all sorts of people...
Computer ... Conventionally a computer consists of some form of memory, at least one element that carries out arithmetic and logic operations, and a sequencing and control unit that can change the order of operations based on the information that is stored. Peripheral devices allow information to be entered from an external source, and allow the results of operations to be sent out...
Programming Language ... The earliest programming languages predate the invention of the computer, and were used to direct the behavior of machines such as Jacquard looms and player pianos. Thousands of different programming languages have been created, mainly in the computer field, with many more being created every year...
Software Bug ... Bugs trigger errors that can in turn have a wide variety of ripple effects, with varying levels of inconvenience to the user of the program. Some bugs have only a subtle effect on the program's functionality, and may thus lie undetected for a long time...
Computer Multitasking ... The expression 'time sharing' was usually used to designate computers shared by interactive users at terminals, such as IBM's TSO, and VM/CMS In real-time systems, some waiting tasks are guaranteed to be given the CPU when an external event occurs... The term time-sharing is no longer commonly used, having been replaced by simply multitasking, and by the advent of personal computers and workstations rather than shared interactive systems...
Computer Network ... Networks may be classified according to a wide variety of characteristics such as the medium used to transport the data, communications protocol used, scale, topology, and organizational scope. Communications protocols define the rules and data formats for exchanging information in a computer network, and provide the basis for network programming...
History Of The World Wide Web ... The hypertext portion of the Web in particular has an intricate intellectual history; notable influences and precursors include Vannevar Bush's Memex, IBM's Generalized Markup Language, and Ted Nelson's Project Xanadu. The concept of a home-based global information system goes at least as far back as "A Logic Named Joe", a 1946 short story by Murray Leinster, in which computer terminals, called "logics," were in every home...
Microprocessor ... General-purpose microprocessors in personal computers are used for computation, text editing, multimedia display, and communication over the Internet...
CPU Design ... CPUs designed for lower performance markets might lessen the implementation burden by: Acquiring some of these items by purchasing them as intellectual property Use control logic implementation techniques (logic synthesis using CAD tools) to implement the other components - datapaths, register files, clocks Common logic styles used in CPU design include: Unstructured random logic Finite-state machines Microprogramming (common from 1965 to 1985) Programmable logic array (common in the 1980s, no longer common) Device types used to implement the logic include: Transistor-transistor logic Small Scale Integration logic chips - no longer used for CPUs Programmable Array Logic and Programmable logic devices - no longer used for CPUs Emitter-coupled logic (ECL) gate arrays - no longer common CMOS gate arrays - no longer used for CPUs CMOS ASICs - what's commonly used today, they're so common that the term ASIC is not used for CPUs Field-programmable gate ar...
Software ... Computer software is so called to distinguish it from computer hardware, which encompasses the physical interconnections and devices required to store and execute (or run) the software. At the lowest level, execunguage consists of groups of binary values signifying processor instructions that change the state of the computer from its preceding state...
Mobile Broadband ... The GSM Association of telecommunication manufacturers, mobile phone producers, integrated circuit manufacturers and notebook manufacturers have joined forces to push built-in support for mobile broadband technology on notebook computers...
Computer Data Storage ... In contemporary usage, 'memory' usually refers to semiconductor storage read-write random-access memory, typically DRAM (Dynamic-RAM). Memory can refer to other forms of fast but temporary storage...
Subnotebook ... These computers are often confused with the "ultra-mobile PC" category, which is the name of a platform of small form-factor tablet PCs...
Konrad Zuse ... Zuse was also noted for the S2 computing machine, considered the first process-controlled computer. He founded one of the earliest computer businesses in 1941, producing the Z4, which became the world's first commercial computer...
Computer Program ... Computer source code is often written by computer programmers. Source code is written in a programming language that usually follows one of two main paradigms: imperative or declarative programming...
Programmer ... Computer programmers write, test, debug, and maintain the detailed instructions, called computer programs, that computers must follow to perform their functions...
History Of Laptops ... Compaq SLT/286 By the end of the 1980s, laptop computers were becoming popular among business people...
Smartbook ... A German company sold laptops under the brand Smartbook and held a trademark for the word in many countries (not including some big markets like United States, China, Japan, or India). It acted to preempt others from using the term smartbook to describe their products...
Further Reading: Laptops
Laptop Theft ... The incidence of laptop theft has been growing at a steady rate as laptop use continues to grow, and more than 1 in 10 laptops will be stolen within their lifetime... Best practices against laptop theft Depending on what is kept on a particular laptop, lack of proper security precautions allows a thief to easily acquire such information as personal bookkeeping files, documents containing passwords, addresses, as well as employee and customer information stored on company laptops...
Personal Computer ... Software applications for personal computers include, but are not limited to, word processing, spreadsheets, databases, Web browsers and e-mail clients, digital media playback, games, and myriad personal productivity and special-purpose software applications. Modern personal computers often have connections to the Internet, allowing access to the World Wide Web and a wide range of other resources...
List Of Laptop Brands And Manufacturers ... the units sold by all ODMs add up to 144.3 million laptops, which is much more than the given total of 125 million laptops...
Pointing Device ... While the most common pointing device by far is the mouse, many more devices have been developed. A "rodent" is a technical term referring to a device which generates mouse-like input...
Internet Access ... Broadband Internet access may give access to Internet services such as: Much faster world wide web browsing Telephony, radio, television and videoconferencing Virtual private networks and remote systems administration Online gaming especially massively multiplayer online role-playing games which are interaction-intensive "Broadband penetration" is now treated as a key economic indicator. Even though information signals generally travel nearly the speed of light in the medium no matter what the bit rate, higher rate services are often marketed as "faster" or "higher speeds"...
Computer Cooling ... Components which produce heat and are susceptible to temporary malfunction or permanent failure if overheated include integrated circuits such as CPUs, chipset, graphics cards, and hard disk drives. Components are often designed to generate as little heat as possible, and computers and operating systems may be designed to reduce power consumption and consequent heating according to workload, but more heat may still be produced than can be removed without attention to cooling...
Which Laptop Is Right For You? ... There are actually four different types of laptops varieties currently available, however, and it is important to know the differences between them, as prices, features and performance can vary greatly between these laptop genres: Ultra light Laptops - Known as sub notbooks or ultra-portables, these laptops usually weigh no more than 4 pounds, and people who travel frequently usually love these types of laptops... Because these laptops weigh very little, they are easy to lug around in a backpack or laptop briefcase.but they are also very small...