## Data Structure Questions and Answers-Stack Operations

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Question 6 [CLICK ON ANY COICE TO KNOW RIGHT ANSWER] |

Which data structure is needed to convert infix notation to postfix notation?

Branch | |

Tree | |

Queue | |

Stack |

**KBC Questions answers**

Question 6 Explanation:

None.

Question 7 [CLICK ON ANY COICE TO KNOW RIGHT ANSWER] |

The prefix form of A-B/ (C * D ^ E) is?

-/*^ACBDE | |

-ABCD*^DE | |

-A/B*C^DE | |

-A/BC*^DE |

**Latest Current affairs Questions answers**

Question 7 Explanation:

Applying the prefix expression evaluation.

Question 8 [CLICK ON ANY COICE TO KNOW RIGHT ANSWER] |

What is the result of the following operation

Top (Push (S, X))

X | |

Null | |

S | |

None of the mentioned |

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Question 9 [CLICK ON ANY COICE TO KNOW RIGHT ANSWER] |

The prefix form of an infix expression p + q - r * t is?

+ pq - *rt | |

- +pqr * t | |

- +pq * rt | |

- + * pqrt |

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Question 9 Explanation:

Applying the prefix expression evaluation.

Question 10 [CLICK ON ANY COICE TO KNOW RIGHT ANSWER] |

Which data structure is used for implementing recursion?

Queue | |

Stack | |

Array | |

List |

**GK (GENERAL KNOWLEDGE) Questions answers**

Question 10 Explanation:

Stacks are used for implementation of Recursion.

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