Dot matrix printer Essays

  • Various Types of Printers and Their Characteristics

    1298 Words  | 3 Pages

    my laptop to the printer set aside with a connecting cable. And then all I need is to click the print option, the materials will be printed, simple as that. I always thought that was how easy a printer works. After the second lecture of Information Technology 061, which is about computer hardware, I had learnt that there are various types of printers and each with different characteristics. I had never wondered how does a printer function exactly and what makes each type of printers different from

  • Introduction to Computer Systems

    834 Words  | 2 Pages

    A computer system consists of hardware and software. Hardware is the slang word for the physical components?keyboards, mice, circuit boards, monitors and cables. Hardware needs some maintenance, such as appropriate, safe cleaning, and must be protected from dust and heat. Dust buildup can even cause overheating. Some maintenance, especially moving computers, is best done while the equipment is off. Keep track of your hardware instruction manuals. Use a notebook to keep track of your equipment?serial

  • A computer system consists of hardware and software.

    2184 Words  | 5 Pages

    computer system. Hardware consists of: - Input devices such as keyboard, mouse, joystick - The Central Processing Unit (CPU) - Output devices such as a printer, monitor, graph plotter - Backing storage devices such as disc drive, hard drive - Media such as discs, tapes, paper etc There is hardware that I used is: · Mouse · Keyboard · Printer · Monitor A tracker ball mouse ==================== A tracker ball mouse is an input device and similar to a mouse but the ball is set into a

  • Printer Case Study

    1108 Words  | 3 Pages

    Question 1 There are four main types of printer: a) Laser printers The laser printer is very expensive to buy but cheap-ish to run. The output quality is very high, and it prints very fast. The function of a Laser printer is that it very rapidly produces high-quality text and graphics (and moderate-quality photographs) by repeatedly passing a laser beam back & forth over an electron-charged, cylindrical drum, to define a differentially-charged image. Advantages Disadvantages • Colour printing is

  • Essay On CPU

    1971 Words  | 4 Pages

    CPU is the central processing unit, we also can all it processor. CPU is like the brain of a computer. The computer's CPU contains a logic circuitry that can handle or carry out all the instructions of a computer program. There are two components in CPU; the primary components of CPU are control unit (CU) and arithmetic logic unit (ALU). The control unit is use to interprets the instructions from software and hardware running to the computer and directs all the operations of processors. The arithmetic

  • Consumer Generated Media and Hotel Item/Services Questions

    952 Words  | 2 Pages

    • Hospitality companies can gain feedback about their operations through blogs, discussion boards, hotel review sites, social networks, etc. These are an example of what type of media? This type of media is called Consumer Generated Media (CGM). Today’s customers are looking online for feedback on hospitality establishments. “Approximately 300 million public comments are made online worldwide every day” (32). Customers read previous guest experiences posted on the web to choose which hospitality

  • How the Computer Works

    851 Words  | 2 Pages

    Many people assume that computer are difficult to understand and difficult to use; however, the first step is understanding and learning to use the computer. The types of hardware that all computer systems use and the types of software that make them run. Like millions of computer users, microcomputers where used to play games, explore the Internet, write papers, build spreadsheets, or create a professional-looking proposal or flyer. You can perform all these application without understanding

  • Basic Computer Hardware And Software

    1701 Words  | 4 Pages

    The Basic Computer Hardware Central Processing Unit: The central unit is the basic part of the computer and includes all the main computer parts. It is the heart of the computer system. It is responsible for executing, or running the software. The software programs are translated into a series of codes made up of 1s to 0s that the CPU can understand. Every code means a certain operation should take place. A CPU has various discrete units to help it in these tasks for example there is an arithmetic

  • Everything you need to know about output devices

    940 Words  | 2 Pages

    be a printer. The printer would be the device that would take the electronic information from most commonly a computer and put it on to a piece of paper and now that electronic information would be information that can be read and used. Although, output devices are not limited to printers or hard information you can hold. That in a nut shell would be an output device, now I will tell you more about output devices and different kinds of output devices. There are many different kinds of printers, but

  • Comparing Raster (Bitmap) And Vector Graphics

    1431 Words  | 3 Pages

    my opinion as to which one I believe to be better option and why. Raster (bitmap) graphics definition: “A raster graphic is a digital image composed of a matrix of dots. When viewed at 100%, each dot corresponds to an individual pixel on a display. In a standard bitmap image, each dot can be assigned a different colour. Together, these dots can be used to represent any type of rectangular picture. There are several different bitmap file formats. The standard, uncompressed bitmap format is also

  • Human Computer Interface

    805 Words  | 2 Pages

    Human Computer Interface Introduction ============ HCI stands for either Human Computer Interface or Human Computer Interaction. HCI is the study of how the users of computers utilise them to complete tasks in the environment they will finally be used in. Each of these are specific to each task, a HCI cannot be designed for just one set of users for one set of tasks and then just expect a different set of users to respond the same to a similar set of tasks in the same HCI. When

  • Output, input, Storage and Speed of the Computer

    1017 Words  | 3 Pages

    with the processing device and a display module to display data collection results on a display of the processing device. (Freepatentsonline) The best output for color photograph would be a display monitor and a printer. - The best output for printing a resume would be a laser desktop printer. The reason for this is because most of the time resumes are created at home and printed from there. In addition the laser produces the best quality of document and a resume is an important document. When someone

  • Technological Changes in the United States since 1945-2000: The Past

    3378 Words  | 7 Pages

    INTRODUCTION The post World War II era provided new opportunities for the people of United States to explore and develop new technologies which changed the United States dramatically; for example, a treatment for polio, space exploration, introduction to computer, advancement in weapons industry, auto industry, and color television, etc. With all the technological advancements, how did technology change United States? The paper will discuss the technological changes that happened in each era since

  • Analysis of Transaction Processing Systems

    4744 Words  | 10 Pages

    Analysis of Transaction Processing Systems It is the processing in which a system respond to a user’s command to carry out some operation to and fro. The request or command is called TRANSACTION, and the system carrying it out is called TRANSACTION PROCESSING SYSTEM e.g cash machines. Transaction processing systems are the systems working at a low level of any organizational structure being operated by data entry operators etc to collect and store data which is needed to be transported then

  • What is Hardware?

    1315 Words  | 3 Pages

    thru the hardware for example mouse and keyboard. Input always coming with the result, for example when you want to print something you must use the mouse to click and picture will be the result. Output is a hardware that consist result, such as printer (the text or picture was printed is the result command by using input) screen (display picture or movement), speaker (amplifier song or sound) Output is data that has been processed into a useful form. (Gary B.Shelly 2011) Input – mouse Mouse is

  • Shylock Character Analysis Essay

    1422 Words  | 3 Pages

    The character I chose was from a book titled Merchant of Venice by William Shakespeare. I found Shylock to be an interesting character since there was a tremendous change with regard to his character. At the beginning on the book, Shylock was depicted as a man who was cruel and selfish. The plot of the story illustrates how people hated him because he did not show mercy to any person who default his payments. His cruel character is depicted when he intentionally lend Antonio cash knowing that he

  • Uses of ICT in Theatres

    2830 Words  | 6 Pages

    Uses of ICT in theatres Databases may contain information regarding: * Props - & people who make them * Costumes - * Actors * Producers * Directors * Regular visitors * Scenery - makers, painters * Make-up people * Rehearsal times * Staff rotas Publicity: * Programmes * Filters * Press releases * Posters * List of contacts Smoke/fire alarms Emergency lighting A theatre may use ICT for a wide number of tasks: Ticket-booking systems (both on- and off-line) Internet

  • My Social Relations Before the Internet and Instant Message Era

    636 Words  | 2 Pages

    for banking data sites. Where the first few paychecks were used to purchase my first 386 PC; it was a top of the line desktop with this new operating system called Windows with the following peripherals; 13” CRT Monitor with stand, an Epson dot matrix printer, and last a phone modem that was a little undersized. I recall saying to myself, who really needs all that speed for the Internet? Who has time to read all those emails or to go into chat rooms with my friends? It would be easier to drive over

  • What Is The Difference Between Cache Memory And RAM?

    1118 Words  | 3 Pages

    special memory used to decrease the average time taken by RAM to access the programe. Cache memory is smaller memory as compared to RAM but it is much faster then RAM. Q:2There are three types of printers what are they? Give examples of each type. Ans: There are three types of printers 1:)Dot Matrix 2:)Ink-Jet 3:)Laser Q:3 What is the difference between a CPU and a GPU? • Ans: CPU or central processing unit is where all the programes exists. CPU act like a Head of computer

  • Apple's Success: The Success Of Apple Computers

    846 Words  | 2 Pages

    Introduction In 1976 college dropouts Steve Jobs, Steve Wozniak, assisted by Ron Wayne embarked on a path to start a tech company that would create new innovative products by connecting people all over the world. This company came to be known as Apple Computers which has become a global leader in Technology and cultural innovation. The rise of Apple computers did not come easy and along with the major success obtained their failures have not gone without notice. Yet, through the joy of success and