Question Discussion & Solution

The correct answer is F2.

Key Points

• F2 function key is used to edit the content of a cell in MS-Excel.
• To enter Edit mode, we can follow any of these steps:
  • Double-click the cell that contains the data that you want to edit.
  • Click the cell that contains the data that you want to edit, and then click anywhere in the formula bar.
  • Click the cell that contains the data that you want to edit, and then press F2.

Additional Information

Some important shortcuts used in MS Excel:

• Ctrl + N Create a new workbook.
• Ctrl + O Open an existing workbook.
• Ctrl + S Save the active workbook.
• F12 Save the active workbook under a new name, displays the Save as dialog box.
• Ctrl + W Close the active workbook.
• Ctrl + C Copy the contents of the selected cells to Clipboard.
• Ctrl + X Cut the contents of the selected cells to Clipboard.
• Ctrl + V Insert the contents of the Clipboard into the selected cell(s).

When the question figure is merged with the figure in option 3, the complete pattern can be seen as:

Hence, the figure in option (3) is the correct answer.

The correct answer is Input.

• Devices that enter information into the computer and communicate with it are called Input devices.

Key Points

• An input device is a peripheral (piece of computer hardware equipment) used to provide data and control signals to an information processing system such as a computer or other information appliance.
• The Central Processing Unit (CPU) of a computer receives the input and processes it to produce the output.

Additional Information

• Examples of input devices include
  • Keyboards, mouse, scanners, digital cameras, joysticks, Microphone, TouchPad, Webcam, remote, biometric devices, etc.
• Keyboard is a basic input device that is used to enter data into a computer or any other electronic device by pressing keys.
• Mouse is a hand-held input device that is used to move cursor or pointer across the screen. 
• Scanner uses the pictures and pages of text as input. 

The correct answer is Jalim Singh.

Key Points

• Jalim Singh-
  • He was the Faujdar of Kota State during the reign of Shatarshal.
  • He led the Shatarshal army in the battle of Bhatwara in 1761 AD.
  • He is known as Durgadas Rathore of Kota. 
  • The title of Rajrana has been given to him by the Udaipur Maharana.
  • He made a treaty with the British for the post of Diwan in 1818 AD.

Additional Information

•  Rav Ram Singh-
  • He was the son of Kishore Singh II.
  • He participated in the Jajau war on behalf of Azam and died there.
  • He roasted the enemies with his cannons, hence he is called Bhabhbhujanya.
• Madho Singh-
  • He was the son of Ratan Singh of Bundi.
  • Shah Jahan separated him from Bundi and gave him the Kota kingdom.
  • He was the first ruler of the new Kota princely state.
• Mukund Singh-
  • He was the son of Madho Singh.
  • He was killed while fighting against Aurangzeb in the Battle of Dharmat.
  • He built the Amli-Meeni Mahal.

The correct answer is Vitamin A.

Key Points 

• Night blindness is the inability to see well at night or in poor lighting conditions. 
• Night blindness is also called nyctalopia.
• Night blindness is often caused by Vitamin A deficiency.
• Night blindness is also caused by nearsightedness or cataracts.
• Foods that provide Vitamin A are carrots, sweet potatoes, eggs, milk, milk products, etc. 

Additional Information