History of Computer
what are the three principal characteristics of computer
response to specific set of instructions in a well defined manner, execute a pre-recorded list of instructions, store and retrieve large amount of data
they can be employed to store and maintain accounts personal records manage projects track inventory create presentations and reports
business
it can be used to give learners audio visual packages interactive exercises and remote learning including tutoring over the internet.
education
digital medical information making it easier to store and access patient data complex information can also be analyzed by software to a discovery of diagnosis as well as search for risk of diseases
healthcare
computers can be used to buy and sell products online this enable sellers to reach a wider market with flow overheads and buyers to compare prices read reviews and choose delivery preferences
retail and trade
this computers to improve the quality and efficiency of their services include city planning law enforcement traffic and tourism
government
the facilitate the creation of websites and promotional materials can be used to generate social media campaigns
marketing
it was one of the first groups to adopt computer as a work tool which they can use for research sharing information with other specialist with local internationally as well as collecting categorizing analyzing and storing data
science
this can be used in publication of newsletters market materials fashion magazines novels or newspapers
publishing
computers can be used to create drawings graphic designs in paintings taken and be used to edit copy and send print photographs and capture edit and watch videos they can be used for playing games
arts and entertainment
real time conversation over the internet is easy with the use of software and video conferencing services such as skype
communication
you can now use computers to check your balance transfer money or pay off credit cards
banking and finance
road vehicles trains planes and boats are increasingly automated with computers being used to maintain safety and navigation systems and increasingly to dry fly or steer
transport
computer technology has been combined with gps technology combined with satellites mean that it's not easy to pinpoint your exact location
navigation
workers can access data communicate and share information without commuting to a traditional office
working from home
they are used for training purposes and also for control smart technology such as guided missiles and drones as well as for tracking and coming missiles and destroying them
military
social media enables people to chat in text or audio and real time across large distances as well as exchange photographs videos and memes dating sites and apps have helped to find romance
social and romance
it is combined with other technologies to monitor people and goods identify easier the terrorist or criminals
security and surveillance
it is impossible for humans to monitor and process all the information coming in from satellite and other technologies never mind perform the complex calculations that are needed to predict what is likely to happen in the future like the weather
weather forecasting
combines computer with science and engineering to produce machines that can either replace humans or to specific jobs that humans are unable to do
robotics
earliest computers originally calculated where computed by humans whose job title was _____
computer
the first use of word computer was recorded in ____ referring to a person who carried out calculations or competitions and the world continue to be used in that sense until the middle of the 20th century
1613
this human computers were typically engaged in the calculation of a_____
mathematical expression
the calculations of this period was specialized and expensive requiring_____
years of training in mathematics
what does ict means
information and communication technology (or technologies)
what are the four uses of ict in our daily lives
communication
job opportunities
education
socializing