INFORMATION TECHNOLOGY

                

         INFORMATION TECHNOLOGY

• Information Technology (IT) is the use of computer hardware and software to store, retrieve and manipulate information.

ADVANTAGES OF INFORMATION TECHNOLOGY

i) To efficienty and and effectively access and search for information via the internet.

ii) Improves communication through communication technology.

iii) To manage finances via online banking.

DISADVANTAGES OF INFORMATION TECHNOLOGY

i) Security breaches.

ii) health risks.

iii) reduce job opportunity.

APPLICATION OF IT

 IN EDUCATION                                                             

• Learning management system.                               
• Library loan.
• online tuition.
• Educational software.

 IN FINANCE/BANKING

• Online banking.
• Finance Investment System.
• Online Investing System.

IN HEALTH CARE

• Surgery simulation.
• Telepharmacy.
• Telemedicine.

IN SCIENCE

• Cochlear implants.
• Electrodes implant.
• Cardiac pacemaker implant. 

IN TRAVEL

• E-Ticketing system.
• car navigation system.
• Global Positioning System (GPS). 

IN GOVERNMENT

• e-Filling.
• e-Penyata Gaji dan Laporan.
• UPU Online.

 IN MANUFACTURING

• Computer-aided manufacturing (CAM).
• Barcode system.
• Computer-aided design (CAD).

IN PUBLISHING

• Online Card Printing.
• Online Photo Printing.

CATEGORIES OF COMPUTERS

SUPERCOMPUTERS

• Supercomputer is the fastest and most poweful type of computer that is capable of processing trillions of instructions per second. 
   
• Uses:Nuclear energy research,petroleum exploration.

MAINFRAME COMPUTERS

• A mainframe is a large and powerful computer capable of serving many users and processing large amounts of business data at once.

PERSONAL COMPUTERS 

• A personal computer is a type of computer based on a microprocessor and designed to be used by one person at a time.

>TYPE OF PERSONAL COMPUTER

• Desktop computers
• Laptop computers
• Tablet computers

 MOBILE COMPUTERS

• A mobile device is a computing device small enough to hold in your hand.

>TYPE OF MOBILE COMPUTER

• Laptop computers
• Tablets
• Ultra thin laptop

>TYPES OF MOBILE DEVICES

• Smartphone
• Digital cameras
• Handheld computer

Uses: send instant texts, take photos or videos,play movies or games

EMBEDDED COMPUTERS

• An embeddedd computer is a special-purpose computer that functions as a component in a larger product.