COMPUTER BASICS
This electronic device accepts and processes data to produce information.
A computer
This input device is used to enter letters, numbers and symbols into a computer.
Keyboard
This type of software manages computer hardware and allows application programs to run.
Operating system software?
This term refers to arranging the computer, furniture and workstation to promote comfort, safety and efficiency.
ERGONOMICS
A document has main sections, smaller topics under each section, and headings placed beside paragraphs in the margin. Name the three heading types
Main headings, subheadings and marginal headings.
These are the two main categories of components in a computer system: physical parts and programs.
Hardware and software
This output device produces a permanent paper copy of a document.
Printer
Microsoft Word is an example of this software used to create and edit text documents.
Word processing Software / Application
State two possible health problems caused by sitting in the wrong position or using a computer for extended periods without breaks
Back pain, neck pain, eye strain, headaches, wrist pain or shoulder strain. Any two.
This punctuation mark is generally followed by one space when typing ordinary sentences
Full stop
This type of computer is designed to process large amounts of data and support many users in large organisations.
Mainframe Computer
This portable storage device connects to a USB port and is commonly used to transfer files.
USB flash Drive
This type of software organises data into rows and columns, performs calculations and creates charts.
Spreadsheet
This practice helps reduce eye strain and muscle fatigue when using a computer for extended periods.
What is taking regular breaks?
This keyboarding method uses correct finger positions so users can type without constantly looking at the keyboard.
Touch typing?
Desktop computers, laptops and many traditional personal computers belong to this class of computers.
Microcomputers
This storage method allows users to save and access files over the internet instead of relying only on local storage.
What is cloud storage?
Unlike operating system software, this type of software enables users to perform specific tasks, such as preparing documents, calculating figures and creating presentations.
Application Software
A business uses computerised calculations to reduce errors when preparing employees' salaries. What advantage does this demonstrate?
Accuracy
This key is commonly used to cancel an operation or close a menu without completing the action.
Escape (Esc) key?
A company enters sales figures into a computer, processes them and produces a sales report. Identify the data and the information.
The sales figures are the data; the processed sales report is the information.
A touchscreen smartphone allows users to tap icons and also displays the results. Explain why it functions as both an input and output device
It accepts touch commands as input and displays information as output
What is software, and what are the two main categories of software found on a computer?
Software is a collection of programs and instructions that tell a computer what to do. The two main categories are system software and application software.
A trainee sits with feet unsupported, shoulders raised and the monitor positioned too low. Identify three ergonomic corrections that would improve the trainee's workstation.
Adjust the chair so the feet are supported; relax the shoulders and position the elbows comfortably; raise the monitor to approximately eye level.
This keyboard key moves the cursor to a tab position or moves between certain fields in a form.
Tab key?