1. Cs111_pre.ppt CS111 Introduction to Programming

2. Cs111_pre.ppt Information You are responsible for you life No one else Your effort; energy; time; money Not mine Have a problem See me ASAP

3. Cs111_pre.ppt Very Important Any Color Bold = Important Importance 1. Lecture 2. Slides 3. Text

4. Cs111_pre.ppt Our Hero!

5. Cs111_pre.ppt Foundation

6. Cs111_pre.ppt The computer is only aware of individual electronic entities (bit) which contain data ( 1/0, on/off, etc.) Everything else is for the benefit of the human. A computer does what you tell it to doNOT what you want it to do.

7. Cs111_pre.ppt Data: is in and of itself no use – has no meaning ex. 1050 W. Bristol Rd. Terminology: keep in context Information = Data + Analysis Information: has meaning Analysis: process of determining interrelationships Data AnalyzeInformation 1050 W. Bristol Rd. Format of an address = 1050 W. Bristol is an address Data Information

8. Cs111_pre.ppt Input: commands and data entering into the computer memory and/or hardware device Output: data, information, or commands exiting the computer to another hardware device Processing: the computer executing program instructions Software: logical (non-physical, non-tangible) entity that resides in the computer memory (operating system, device drivers, application programs) Command: an order to the computer to execute some function Could be from a human or another hardware device Hardware: physical and tangible components of a computer system (disk drives, monitor, keyboard, etc.)

9. Cs111_pre.ppt Computer Memory software PrinterDisplay Disk Drive Keyboard Mouse Speakers Microphone Input Output Input/Output Input Output

10. Cs111_pre.ppt Data All of these data elements have some kind of relationship with each other City Phone LName FName ZIP State Addr All of these data elements have some kind of relationship with each other CityPhoneLNameFName ZIP State Addr One (1) record field

11. Cs111_pre.ppt CityPhoneLNameFName ZIP State Addr One person column CityPhoneLNameFName ZIP State Addr CityPhoneLNameFName ZIP State Addr CityPhoneLNameFName ZIP State Addr CityPhoneLNameFName ZIP State Addr CityPhoneLNameFName ZIP State Addr CityPhoneLNameFName ZIP State Addr CityPhoneLNameFName ZIP State Addr CityPhoneLNameFName ZIP State Addr column Another person Beginning of file file

12. Cs111_pre.ppt record Beginning of fileEND OF FILE (EOF) Direction of file being “read” (input) into the computer