What is Computer PowerPoint Presentation PDF

ANIMATI ON 2  WHAT IS COMPUTER? 2 COMPUTER ▰An electronic device, it operates and functions under the control of instructions programs stored in memory. 3 ABACUS was the first calculating tool or first computer invented in 1822 4...

ANIMATI ON 2  WHAT IS COMPUTER? 2 COMPUTER ▰An electronic device, it operates and functions under the control of instructions programs stored in memory. 3 ABACUS was the first calculating tool or first computer invented in 1822 4 Charles Babbage A mathematician, philosopher and an inventor 5 Classification of Computers ▰ Computers are classified into 5 categories. 1. Supercomputers 2. Mainframe computers 3. Mid-Range computers 4. Microcomputers 5. Handheld computers 6 Supercomputer ▰Most powerful computer, it has high capacity computers that run continuously and used by a very large organization. ▻NASA and Government 7 Mainframe Computer ▰ a powerful system primarily used by organizations for bulk data processing, critical applications, and large-scale transaction processing. They can handle and manage vast amounts of data and support multiple users and applications simultaneously. ▻ Banking, Telecommunication, Transportation and Government 8 Mid-Range Computer ▰ often referred as a minicomputer, is a class of computer that sits between mainframe computers and PCs in terms of size, power, and capability. These systems are designed to support multiple users and handle moderate to large-scale applications and data processing tasks. ▻ Manufacturing Companies 9 Microcomputers ▰ This refers to a desktop computer, which the most common and widely used computers today. ▻ At home, school or office. 10 Handheld Computers ▰ Refers to a smallest computers that are designed to fit into humans hand, also called as palm top computers. ▻ Home Set-up or Office Setup 11 Handheld Computers ▰ Refers to a smallest computers that are designed to fit into humans hand, also called as palm top computers. ▻ Smartphone, Tablet and Handheld Consoles. 12 Classification of PC ▰ Personal Computers classified into 6 categories 1. Desktop 5. Tablet PC Computer 6. Smartphone 2. Laptop Computer 3. Multi-Touch 4. Netbook 13 Desktop Computer ▰ A personal computer in a set up wherein it is located on a desk or a table. 14 Laptop Computer ▰ A small personal computer where components, display, keyboard, pointing device etc. are packed together. 15 Multi Touch ▰ It has a monitor screen that will allow the interaction of two or more fingers 16 Netbook ▰ Also called as mini notebook. Main features are small size, light weight, low power and inexpensive character that appeals to mobile users. 17 Tablet PC ▰ It’s a notebook equipped with a touchscreen, which allows the user to operate the computer with digital pen or stylus. 18 Smartphone ▰ A mobile phone, which incorporates the features of a pocket PC and PDA. It can do almost everything, from sending messages to saving files. 19 ELEMENTS OF COMPUTER 20 ELEMENTS OF A COMPUTER SYSTEM ▰ Elements are classified into 4 categories ▻ People ▻ Procedure ▻ Software ▻ Hardware 21