Question Discussion & Solution

The correct answer is ​CTRL + Z.

• CTRL + Z is used to undo changes (UNDO) in Ms-Word.

​Key Points

• CTRL + Z
  • To reverse the last action done by can be regained using CTRL+Z shortcut.
  • We can reverse more than one action using this shortcut tool.

Additional Information

• CTRL + Y
  • The keyboard shortcut for Redo is CTRL-Y.
• ​​Ctrl+N
  • ​​Ctrl+N is a keyboard shortcut most often used to create a new document, window, workbook, or other types of file.
• CTRL + H
  • Ctrl+H is a keyboard shortcut whose function varies depending on the program.
  • For example, with text editors, Ctrl+H is used to find and replace a character, word, or phrase.
  • In an Internet browser, Ctrl+H opens the history tool.

Void pointer: It is a specific pointer type – void * – a pointer that points to some data location in storage, which doesn’t have any specific type. Void refers to the type.

• void pointers cannot be dereferenced. It can however be done using typecasting the void pointer
• Pointer arithmetic is not possible on pointers of void due to lack of concrete value and thus size

Other Important Points

Dangling pointer: A pointer pointing to a memory location that has been deleted (or freed) is called dangling pointer.   

Uninitialized pointer : An uninitialized pointer stores an undefined value. A null pointer stores a defined value, but one that is defined by the environment to not be a valid address for any member or object.

NULL Pointer : NULL Pointer is a pointer which is pointing to nothing. In case, if we don’t have address to be assigned to a pointer  

The correct answer is Chittorgarh.

Key Points

• Bojunda Stromatolite Fossil Park is situated in Chittorgarh
• The Bojunda Stromatolite Fossil Park was in the news in May 2021 because the Department of Mines and Geology, in collaboration with the Chittorgarh district administration, proposed the creation of a 12-hectare geopark at this location.
• The original park was roughly 3.5 hectares in size, but it has now been reduced to 0.5 hectares.

Additional Information

• About Stromatolite
  • Stromatolites are layered bio-chemical mounds, column or sheet-like sedimentary rocks created in shallow water by biofilms of microorganisms capturing, binding, and cementing sedimentary grains.
  • Stromatolites are fascinating windows into the origins and evolution of life on our planet.​

The correct answer is In 1829.

• In order to prevent the practice of Sati, in 1829 it was first banned under the "Bengal Sati Regulation".

Key Points

• The Bengal Sati Regulation
  • ​The Bengal Sati Regulation was passed on December 4, 1829, here is all you should definitely know about the practice of Sati.
  • The Bengal Sati Regulation which banned the Sati practice in all jurisdictions of British India was passed on December 4, 1829, by the then Governor-General Lord William Bentinck.

Additional Information

• About Sati practice
  • Sati was a historical Hindu practice, in which a widow sacrifices herself by sitting atop her deceased husband's funeral pyre.
  • The extent to which sati was practised in history is not known with clarity.
  • However, during the early modern Mughal period, it was notably associated with the elite Hindu Rajput clan.