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Answers / { nashi informatics solutions }

Question { 1449 }

What are binary trees?

Answer

An extension of the linked list structure, a binary tree contains no more than two children per node.
There are always two nodes in a binary tree: a left node and a right node.

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Question { 1547 }

What is FIFO?

Answer

First In First Out is what FIFO stands for.
Data can be accessed, stored, and retrieved using this method.
The first data to be extracted is the one that was initially stored.

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Question { 1431 }

What is a pure virtual function?

Answer

• A function declared with = 0 in a base class, making it abstract. Example:
• virtual void display() = 0;

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Question { 1350 }

What is function overloading in C++?

Answer

Function overloading is the process whereby two or more functions with the same name are given different parameters; it’s a type of polymorphism. The purpose of function overloading is to improve program readability and consistency as well as optimize memory.

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Question { 1550 }

What is a smart pointer?

Answer

A smart pointer is a C++ class that manages the lifetime of a dynamically allocated object.

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Question { 1944 }

What is recursion?

Answer

A function that calls itself in response to a terminating condition is said to be recursive.
Because it employs LIFO, the stack data structure is used.

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Question { 1944 }

What is recursion?

Answer

Recursion occurs when a function calls itself directly or indirectly.

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Question { 1172 }

What is the difference between overloading and overriding?

Answer

• Overloading: Same function name, different signatures.
• Overriding: Redefining a base class's function in a derived class using the same signature.

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Question { 595 }

How can you Improve Conversion Rates ?

Answer

Testing various aspects of the website, particularly the landing page, helps increase conversion rates. On landing pages, one can also experiment with layout, style, and functionality.

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Question { 1181 }

What are meta keywords?

Answer

Although they are a form of meta tag, meta keywords are no longer in use. Meta keywords were employed in the early days of SEO to inform search engines about the purpose of a page.

But it was being misused to change ranks. As a result, Google and the majority of other search engines no longer take this meta tag into account.

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Question { 1181 }

What are meta keywords?

Answer

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Question { 1046 }

What is list comprehension? Give an example.

Answer

A syntax component called list comprehension makes it easier to create a list using an existing iterable.

For instance:

[i for i in range(1, 10)] = my_list

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Question { 1245 }

What are dynamic data structures?

Answer

Data structures like linked lists and trees that grow or shrink during runtime.

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Question { 1877 }

What is a graph?

Answer

A specific kind of data structure that has a collection of ordered pairings is called a graph.
Another name for the ordered pairs in a graph is arcs or edges. Connecting nodes where data can be stored and accessed is their most popular use.

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Question { 1467 }

What are packages in java?

Answer

Packages in Java can be defined as the grouping of related types of classes, interfaces, etc providing access to protection and namespace management.

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