how computers work Four functions of a computer Input Process Storage Output The motherboard makes these functions occur by connecting the components that make up a computer.
How the data is entered into a computer Keyboard Mouse Microphone Scanner Camera input
storage Read Only Memory (ROM) Random Access Memory (RAM) Hard drive Floppy disks Zip disks Thumb drives CD-ROMs
processing The central processing unit or CPU is the brain of the computer It interacts with every other part of the computer It handles the fetch, decode, and execute steps for the computer It carries out instructions
output Monitor Printer Plotter Speaker The computer-generated information that is displayed to the user in some form such as screen display, printed page, or sound.
summary exercise Think of both a computer and a person as information processing machines. Identify the four components of an information- processing device for both and complete the following table. Computer Person Input done with: Information storage done with: Processing done by: Output done with:
technology and the future Where do you think technology will take us? What new directions do you think technology will go? What is one thing that you wish computers could do now that they might be able to do in the future?
Computer Career Job Description - Computer Programmer: A computer programmer writes the programs computers use to perform their functions. The programmer follows the specifications given to him or her by a computer software engineer
Educational Requirements - Computer Programmer: To work as a computer programmer one must usually have a bachelor's degree, generally in computer science, mathematics, or information systems. Some computer programmers take coursework in computer science while earning their degrees in accounting, finance and business. Some of those working as computer programmers earn an associate's degree or certificate.
Other Requirements - Computer Programmer: Programming skills and experience are highly valued in this field, particularly knowledge of object- oriented languages and tools such as C++ and Java. In addition, working computer programmers must constantly update their skills to keep up with changing technology.
Earnings - Computer Programmer: Median annual earnings of computer programmers were $70,940 in 2009. In 2011 : Average Computer Programmer Salary: $85,000
A Day in a Computer Programmer's Life: On a typical day a computer programmer's tasks might include: Correcting errors by making appropriate changes and rechecking the program to ensure that the desired results are produced.
A Day in a Computer Programmer's Life: Conducting trial runs of programs and software applications to ensure that they will produce the desired information and that the instructions are correct. Compiling and writing documentation of program development and subsequent revisions, inserting comments in the coded instructions so others can understand the program.
A Day in a Computer Programmer's Life: Writing, updating, and maintaining computer programs or software packages to handle specific jobs such as tracking inventory, storing or retrieving data, or controlling other equipment. Consulting with managerial, engineering, and technical personnel to clarify program intent, identify problems, and suggest changes.
Salaries… According to the NACE survey, the following are the highest anticipated payouts: 1. Chemical engineering -- Average annual salary offer to 2011 grads: $66,886 2. Computer science -- Average annual salary offer to 2011 grads: $63,017
Salaries… 3. Mechanical engineering -- Average annual salary offer to 2011 grads: $60,739 4. Electrical/electronics and communications engineering -- Average annual salary offer to 2011 grads: $60,646 5. Computer engineering -- Average annual salary offer to 2011 grads: $60,112
Salaries… 6. Industrial/manufacturing engineering -- Average annual salary offer to 2011 grads: $58,549 7. Systems engineering -- Average annual salary offer to 2011 grads: $57,497 8. Engineering technology -- Average annual salary offer to 2011 grads: $57,176
Salaries… 9. Information sciences & systems -- Average annual salary offer to 2011 grads: $56,868 10. Business systems networking/ telecommunications -- Average annual salary offer to 2011 grads: $56,808
List of Jobs for people with Computer Science Degrees Systems Developer Web Developer Software Development Engineer, Test (SDET) Application Support Analyst Computer Systems Analyst Database Administrator (DBA) Systems Administrator
List of Jobs for people with Computer Science Degrees Systems Engineer (IT) Systems Analyst Network Administrator, IT Network Engineer, IT Business Analyst, IT Program Manager, IT Information Technology Specialist
Four Integrated Programs - Here at BCC Computer Science Computer Technology Computer Security & Forensics Computer Information Systems