ITE 12 Midterms Flashcards
an electronic device that: accepts data from the user, processes it,
produces results, displays them to the users, and stores the results for future usage
Computer
a collection of unorganized facts & figures and does not provide any further information regarding patterns, context, etc.
Data
“unstructured facts and figures”
Data
a structured data i.e. organized meaningful and processed data.
Information
To process the data and convert into information what is used?
A Computer
4 functions of Computer
Input
Process
Store
Output
7 Characteristics of a Computer System
- Memory
- Automation
- Reliability
- Versatility
- Diligence
- Accuracy
- Speed
Basic Application of Computer
Home
Medical Field
Entertainment
Industry
Education
Government
Banking
Business
Training
Arts
Science & Engineering
Components of Computer System
Input Device
Control Unit
Arithmetic/Logic Unit
Memory Unit
Output Device
All types of processing, such as comparisons, decision-making and processing of non numeric information takes place here
ALU (Arithmetic/Logic Unit)
This part of CPU extracts instructions, performs execution, maintains and directs operations of entire system.
Control Unit
This is unit in which data and instructions given to computer as well as
results are stored.
Memory Unit
Functions of Control Unit
- It controls all activities of computer
- Supervises flow of data within CPU
- Directs flow of data within CPU
- Transfers data to Arithmetic and Logic Unit
- Transfers results to memory
- Fetches results from memory to output devices
Any of various languages for expressing a set of detailed instructions for a digital computer
Computer Programming Languages
Allow us to give instructions to a computer in a language the computer understands
Computer Programming Languages
