Alt and tab to switch to open applications
John can find the amount of Random Access Memory (RAM) memory installed on his computer with the Windows 7 under the category “<u>System and Security</u>” in the Control Panel.
To know the total amount of installed RAM through Control Panel in the computer with Windows 7, John should follow the steps as:
- Click the category named “System and Security”
- Now under “System”, click “View amount of RAM and processor speed”
- “Device Specifications” section displays the amount of installed RAM in John’s computer
Thus, above are the steps by which John’s can find the amount of installed RAM in his Windows 7 computer’s Control Panel.
What is Random Access Memory (RAM)?
RAM is the temporary memory in computers that stores the data currently being used by the processor.
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Mobile phones transmit and receive signals using electromagnetic waves, that is, wireless signal are electromagnetic waves which can travel through a vacuum, they do not need a medium or matter.
<h3>What are electromagnetic waves?</h3>
They are generated by electrical and magnetic particles moving at the same time (oscillating).
<h3>Characteristics of electromagnetic waves</h3>
- Network waves are electromagnetic waves.
- A mobile phone has coverage when it receives electromagnetic waves from at least one base station.
- They do not necessarily require a material medium for their propagation.
Therefore, we can conclude that electromagnetic waves are those that do not need a material medium to propagate and include, among others, radio, television and telephone waves.
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