History of Computer
Born in 1791 and was an English mathematician and professor
Charles Babbage
This is an intentional breach of computer security often involves a deliberate act that is against the law.
Computer Crime
Computer operating systems perform basic tasks, such as controlling peripheral devices, such as printers.
Operating System
Converts raw data from transaction processing system into meaningful form.
MIS
What is Information Technology?
Information Technology (IT) entails all aspects of managing and processing information.
This device allows users to make computations using a system of sliding beads arranged on a rack.
Abacus
A type of printer that uses heat process.
Thermal-transfer
Programs that help users solve particular computing problems.
Application Software
Serve the strategic level of the organisation.
ESS/EIS
What are the benefits of Information Technology?
Speed, Consistency, Reliability, Communication, Storage
succeed in putting IBM's name on the forefront of the burgeoning computer industry.
HOWARD AIKEN
to take and use ideas, passages, etc. from (another's work) and present it as your own.
Plagiarism
you interact with menus and visual images by touching, pointing, tapping, or clicking buttons
GUI
is a set of hardware, software, data, people, and procedures that works together to produce information
Information System
Stores and hold data, instructions & information for future use, what am I.
Storage Devices
Input was based on punched cards and paper tape. Output came out on print-outs.
FIRST GENERATION
Enable users to see, hear, or feel the end result of processing operations
Output devices
Performs a specific task, generally related to managing a computer, its devices and programs
Utility Program
Used by junior managers or frontline supervisors to organize and control the tasks for which they are responsible.
Operational
very large processing jobs to meet the needs of large companies or agencies of the government.
Mainframes
1964 – 1971: – Integrated Circuits
Third Generation
Properly adjust your workstation: Monitor, keyboard, mouse, chair, etc: Stretch tight/tired muscles: Take mini-breaks. Are all example of:
ERGONOMIC WORKSTATION
A type of OS that operates with DOS – typing codes or words in a command prompt or display screen.
Command line/ command driven
The processing or manipulation of data (facts) produces information.
Information
group of associated components that work together.
Computer system