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Question In Brief. (3 Marks)

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Question 13 Marks
Explain how a bar graph is prepared with the help of a computer.
Answer
The steps of a computer-assisted column graph are as follows:
Start the Calcy program.
Select the given information to add to the worksheet.
Click the Chart button on the Standard toolbar.
Doing so will open the Chart Wizard.
In the first step of the Chart Wizard, select the Chart Type column graph.
The selected information area (Date Range) will be displayed in the second step of the Chart Wizard.
If the area of ​​information changes, this step can be changed.
The third step of the Chart Wizard displays the Data Series.
In the fourth step of the chart wizard, add the title, subtitle, X and Y-axis names and select the location of the Legend and click on the Finish button.
Doing so will make the graph appear on the computer screen according to the selected details.
Use the File - Save command to store the above graph and information.
In addition to this, pattern, color and size can be changed in the graph.
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Question 23 Marks
Explain GPS in brief.
Answer
The Global Positioning System (GPS) is a global positioning system.
Through which the work of global guidance is done.
The use of GPS is as follows:
Very useful in locating space objects from anywhere in the world.
It is also useful for astronauts, sailors and trekkers.
Provides guidance for pointing out driverless vehicles, trucks, buses, etc. to know the exact location of vehicles on the road.
This system provides maps for military work.
Useful maps for general work can also be obtained.
The time of the place is automatically recorded in the cell phone clock of the tourists entering from one time zone to another time zone.
It is used to know the location of the caller, the affected person or the incident, to know the exact location of the mobile-holder.
Mobile tracking system is used by the police to catch the culprit.
This system is used to deliver rescue supplies to people in distress at the time of a disaster.
This system is useful to know the speed and location of freight vehicles.
Useful for a fleet of dignitaries with a very special protective shield.
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Question 33 Marks
Explain briefly about Global Positioning System (GPS).
Answer
  • GPS is a global location-determining system.
  • It is a radio sailing system that works all season.
  • This system has been developed by the USA Army.
  • The system has 24 satellites operating continuously around the earth.
  • The orbital time of each satellite is 12 hours.
  • Radio signals are sent to the earth from satellites.
  • Which is absorbed by the ground control centers located on the surface.
  • It is then restored.
  • These restored signal waves can be absorbed by the individual user into their device.
  • In this the person can know where he is on the surface of the earth at that time.
  • Arial view of one's location can be seen on the computer.
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Question In Brief. (3 Marks) - Geography STD 12 Arts Questions - Vidyadip