Computers and Society The decade of the 1980’s saw an explosion in computer technology and computer usage that deeply changed society. Today computers are a part of everyday life‚ they are in their simplest form a digital watch or more complexly computers manage power grids‚ telephone networks‚ and the money of the world. Henry Grunwald‚ former US ambassador to Austria best describes the computer’s functions‚ "It enables the mind to ask questions‚ find answers‚ stockpile knowledge‚ and devise
Premium Computer Personal computer Server
HISTORY OF COMPUTER Abacus - The First man-made computing device. - It can perform addition and subtraction - invented in China Pascal’s calculating machine/Pascaline - The first mechanical calculator - Invented by Blaise Pascal - Can perform addition & subtraction Leibnitz calculator - First general-purpose calculating machine - Extended version of Pascal Calculating machine - Can perform multiplication and Division - Invented by Gottfried Leibnitz Automatic
Premium Computer Personal computer Computer data storage
13 Prof. Anatoly Sachenko Computer Hardware I. LECTURE OVERVIEW Foundation Concepts: Computer Hardware‚ reviews trends and developments in microcomputer‚ midrange‚ and mainframe computer systems; basic computer system concepts; and the major types of technologies used in peripheral devices for computer input‚ output‚ and storage. Computer Systems – Major types of computer systems are summarized in Figure 13.2. A computer is a system of information processing components that perform
Premium Personal computer Computer data storage Computer
Running head: COMPUTER RECYCLING Computer Recycling June 29‚ 2009 Computer Recycling Over the years‚ tons of electronics equipment with hazardous materials have been thrown away with standard garbage. Over time‚ these materials leak out of the electronics causing damage to the environment. In order to try and reduce the threat‚ many local‚ state and federal governments are enacting legislation that requires proper disposal of old electronics. Most computer equipment becomes outdated anywhere
Premium Computer Recycling Electronics
EVOUTION OF COMPUTERS The evolution of electronic computers over a period of time can be traced effectively dividing this period into various generations. Each generation is characterized by a major technological development that fundamentally changed the way computers operated. These helped to develop smaller‚ cheaper‚ powerful‚ efficient and reliable devices. Today‚ life has become indispensable without a computer. You find computerization in almost every sphere and industry. Computer evolution
Free Computer Integrated circuit Personal computer
Types of computers Firstly‚ what is a computer? Well‚ a modern computer is typically an electronic or digital device that manipulates data. Computers can execute a pre-recorded list of instructions know as a “programme”. Large amounts of data can be stored on computers and be quickly accessed‚ edited and stored. When it comes to computers there are several different types: * High Performance System (HPS) * Workstations * Personal Computer * Laptop / Notebook * Palmtop These
Premium Personal computer
Ibot‚Roxannie G.‚ OJT | 14/F PLDT Ramon Cojuangco Bldg. | Network Products and Services Design | | Date | Time - In | Time - Out | No. of Hrs. | | 17-Jan-13 | 8:05 AM | 5:00 PM | 8 | | 18-Jan-13 | 8:05 AM | 12:00 NN | 4 | | 21-Jan-13 | 8:05 AM | 5:00 PM | 8 | | 22-Jan-13 | 7:59 AM | 5:00 PM | 8 | | 24-Jan-13 | 8:05 AM | 5:00 PM | 8 | | 25-Jan-13 | 7:40 AM | 5:00 PM | 8 | | 28-Jan-13 | 7:50 AM | 5:00 PM | 8 | | 29-Jan-13 | 8:15 AM | 5:00 PM | 8 | |
Premium Time
Computer Networks NETWORKING CONCEPTS Network A network is basically an interconnection of various points to make a connected system e.g Road‚ Telephone‚ Social Data Network A computer network therefore refers to an interconnection of computers and other peripherals by use of a communication link Peer to Peer Networks In a peer-to-peer network‚ all computers are considered equal; they all have the same abilities to use the resources available on the network. Peer-to-peer networks are designed
Premium Ethernet Data transmission Modulation
Task 1: Identification of the peripherals of a computer. To prepare a report containing the block diagram of the CPU along with the configuration of each Peripheral and its functions. AIM: To identify the peripherals of a computer. 1. The Mother Board [pic] 2. CPU (Processor) [pic] 3. SMPS (Switched mode Power Supply) [pic] 4. Cabinet [pic] 5. CPU heat Sink and fan [pic] 6. RAM (Random Access Memory) [pic]
Premium World Wide Web Microsoft Microsoft Windows
Computer Fundamentals Assignment What is a Computer? A computer is an electronic device that manipulates information‚ or "data." It has the ability to store‚ retrieve‚ and process data. You can use a computer to type documents‚ send email‚ and browse the internet. You can also use it to handle spreadsheets‚ accounting‚ database management‚ presentations‚ games‚ and many more. How does a computer work with? 1. Computer hardware equals the collection of physical elements that comprise
Premium Computer Personal computer Central processing unit