Computing Fundamentals Module A Unit 1: Recognizing Computers Lesson Topic 1 Computers All Around Us 2 3 4 5 6 7 Elements of a Personal Computer Working with Storage Systems Using Input/Output Devices Basic Troubleshooting Techniques Buying a Computer Looking at Software © CCI Learning Solutions Inc. 1 Lesson 1: Computers All Around Us • Personal Computer • Notebook or Laptop • Tablet • • • • • Server Personal Digital Assistant Pocket PC Cellular Phones Other Electronic Computing Devices © CCI Learning Solutions Inc. 2 Identifying Computers • Integrated in our work, home, and social environments • Perform a multitude of tasks • Many organizations have combination of large and small systems to manage flow of information • Computers can be: − Designed specifically as computing devices − Embedded in products © CCI Learning Solutions Inc. 3 Desktop Computers • Called personal computers • Sit on, beside, or under desk • Process data quickly • Typically used in small businesses, schools, and homes. • Generally two types PC © CCI Learning Solutions Inc. Mac 4 Notebooks or Laptop Computers • Advantages − Portability − Power consumption considered “greener” alternative − Can purchase accessories to enhance enjoyment and experience PC Notebook Mac Notebook • Netbook − Similar to notebook but smaller and less expensive − Designed to handle wireless communications or access to Internet only © CCI Learning Solutions Inc. 5 Tablets • Similar to notebook for portability and connection to data • Screen can swivel or fold over • Uses touch screen capability for data entry − With finger, pen device, or built-in keyboard © CCI Learning Solutions Inc. 6 Hand-held or Mobile Computers • Cellular phones more sophisticated and can include: − playing and listening to music − taking pictures or video − text messaging − paging − e-mail − accessing the Internet − global navigation systems (GPS) • Cost varies with number of features and capabilities © CCI Learning Solutions Inc. 7 Hand-held or Mobile Computers • Personal Digital Assistants (PDAs) − Specific software helps make appointments, keep contact lists, or write notes − Very popular for portability and software − Can be main computing device • Incorporates touch screen technology © CCI Learning Solutions Inc. 8 Hand-held or Mobile Computers • MP3 refers to file type for music to be recognized on audio player • Media player enables viewing of movies, videos, or books − Provide audio and visual capabilities or access to Internet © CCI Learning Solutions Inc. 9 Hand-held or Mobile Computers • Game systems − Embedded computing chip that enables individual to play interactive games with video technology − Many come with option to link to Internet • Electronic book reader − Special computing device designed with software program to download and view electronic copy of published work − Can find software to read book on PDA or media player • Calculators − Use same type of chips in computers to perform same calculations − Computer is really very large and advanced calculator that performs tasks based on binary computations of 1 or 0 © CCI Learning Solutions Inc. 10 Other Types of Computers • Equipment to diagnose automobile problems • Automated Teller Machines (ATMs) • Point-of-sale machines • Global Positioning Satellite (GPS) • Robotics • Medical equipment • Small home appliances • Each type of equipment has embedded computer chip to enable it to perform specific task − Often your identity must be validated with card that opens connection to database of information − Equipment failures usually result of computer chip needing to be replaced or reset • Large home appliances © CCI Learning Solutions Inc. 11