Tag: IT/Software development

Top 20 GIT Interview Questions

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Top 20 [amazon_textlink asin=’B01ISNIKES|1449316387′ text=’GIT ‘ template=’ProductLink’ store=’desibanjara22-21|desibanjaraco-21′ marketplace=’IN|UK’ link_id=’68a83645-0879-11e9-9eea-b3538ea6ba7b’] interview questions:   What is a repository in GIT? Git stores this information in a data structure called a repository. A repository contains a directory named .git, where git keeps all of its metadata for the repository. The content of the .git directory are private to git….

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GIT, Interview questions, IT/Software development

SOLID Design Principles

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[amazon_textlink asin=’1484227611|1484236394′ text=’SOLID Design Principles’ template=’ProductLink’ store=’desibanjara22-21|desibanjaraco-21′ marketplace=’IN|UK’ link_id=’c71be429-b44f-11e8-bcc2-e9178ccb09b7′] are the design principles that enable us developers to manage most of the software design problems. The term SOLID is an acronym for five design principles intended to make software designs more understandable, flexible and maintainable. The principles are a subset of many principles introduced by…

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C# development, Interview questions, IT/Software development, Web development

Top 20 beginner level C# interview questions

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Top 20 beginner level C# interview questions What is C#? C# is a simple, modern, type-safe, managed and object oriented language, which is compiled by .Net framework for generating intermediate language (IL). It is designed to be a platform-independent language although it is implemented primarily on Windows. Its syntax is similar to C and C++…

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C# development, Interview questions, IT/Software development

Interview question: How to sort an array in C#?

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By using Array.sort (arrayName) method.  It sorts the elements in an entire one-dimensional Array using the IComparable implementation of each element of the Array. If you want to sort in descending order, First sort the array using Array.sort(arrayName) then reverse the same using Array.reverse (arrayName) method. [amazon_link asins=’9351190900,007070368X,8120352068,9386873583|1840787198,1484230175,0985580135′ template=’ProductGrid’ store=’desibanjara22-21|desibanjaraco-21′ marketplace=’IN|UK’ link_id=’66554407-915d-11e8-9dd7-b3406be566d4′]

C# development, Interview questions

Interview question: What are the types of arrays in C#?

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There are three types of array in C#: Single-Dimensional Multidimensional Jagged arrays [amazon_link asins=’B0719KCBZT,B0779CNVM8,B011V135LM,B01CZWN0TI,B078NRPJT6,B00F0P2H06,B01FFQ1FS4,B00XHVQZNA,B011V108H6|B000BJVUS6,B01HEZ5H6K,B00IG6GEVO,B0199NOWM0,B00SNH9TKO,B01I9EFN1Y,B00EEV2QVW,B0107BYPLG,B005ANYMG0′ template=’ProductGrid’ store=’desibanjara22-21|desibanjaraco-21′ marketplace=’IN|UK’ link_id=’85aaae9a-94e4-11e8-aef2-6dca01bb821b’]

C# development, Interview questions, IT/Software development

Interview question: In c#, How can we create a function which can accept varying number of arguments?

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By using the params keyword, a method parameter can be specified which takes a variable number of arguments or even no argument. After the params keyword used in a method declaration, no additional parameters are permitted. Also only one params keyword is allowed in a method declaration. [amazon_link asins=’B0719KCBZT,B0779CNVM8,B011V135LM,B01CZWN0TI,B078NRPJT6,B00F0P2H06,B01FFQ1FS4,B00XHVQZNA,B011V108H6|B000BJVUS6,B01HEZ5H6K,B00IG6GEVO,B0199NOWM0,B00SNH9TKO,B01I9EFN1Y,B00EEV2QVW,B0107BYPLG,B005ANYMG0′ template=’ProductGrid’ store=’desibanjara22-21|desibanjaraco-21′ marketplace=’IN|UK’ link_id=’85aaae9a-94e4-11e8-aef2-6dca01bb821b’]

C# development, Interview questions, IT/Software development

Interview question: What is the use of NULL Coalescing Operator (??) in C#?

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The Null coalescing operator is used with the nullable value types and reference types. It is a binary operator that simplifies checking for null values. If the value of the first operand is null, then the operator returns the value of second operand, otherwise it returns the value of the first operand. Example:  x ??…

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Interview questions, IT/Software development

Interview question: What are nullable types in C#?

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C# provides a special data types, the nullable types, to which you can assign normal range of values as well as null values. [amazon_link asins=’B0719KCBZT,B0779CNVM8,B01CZWN0TI,B011V135LM,B0072T3X38,B078NRPJT6,B01FFQ1FS4,B00XHVQZNA,B011V108H6|B000BJVUS6,B01HEZ5H6K,B0199NOWM0,B00SNH9TKO,B01I9EFN1Y,B00EEV2QVW,B0107BYPLG,B005ANYMG0′ template=’ProductGrid’ store=’desibanjara22-21|desibanjaraco-21′ marketplace=’IN|UK’ link_id=’8afacfe7-94e3-11e8-8441-67501bd4f6a0′]

C# development, Interview questions, IT/Software development

Interview question: What is the purpose of an access specifier in C#?

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The purpose of an access specifier is to define the scope and visibility of a class member. C# provides five access specifiers: public, private , protected , internal and protected internal. Public access specifier allows a class to expose its member variables and member functions to other functions and objects. Any public member can be accessed from…

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C# development, Interview questions, IT/Software development