{"id":17454,"date":"2021-10-26T17:45:38","date_gmt":"2021-10-26T12:15:38","guid":{"rendered":"http:\/\/onlineappsdba.com\/?p=17454"},"modified":"2021-10-26T17:46:31","modified_gmt":"2021-10-26T12:16:31","slug":"day4-faqs","status":"publish","type":"post","link":"https:\/\/onlineappsdba.com\/index.php\/2021\/10\/26\/day4-faqs\/","title":{"rendered":"Python OOPs Concepts, Error And Exception Handling Q & A: Day 4 Live Session Review\u00a0Classes and Objects"},"content":{"rendered":"

\":heavy_check_mark:\"<\/span>\u00a0A class can be thought of as a ‘blueprint’ for objects. These can have their own attributes (characteristics they possess), and methods (actions they perform). Objects have member variables and have behavior associated with them.
\n\":heavy_check_mark:\"<\/span>\u00a0In python, a class is created by the keyword class
\n\":heavy_check_mark:\"<\/span>\u00a0An object is created using the constructor of the class. This object will then be called the instance of the class.<\/p>\n

\":books:\"<\/span>\u00a0OOPs<\/strong>
\nObject-Oriented Programming (OOPs) is a widely used concept to write powerful applications. As a data scientist, you will be required to write applications to process your data, among a range of other things.There are four fundamental concepts of Object-oriented programming \u2013
\n\":one:\"<\/span>\u00a0Inheritance
\n\":two:\"<\/span>\u00a0Encapsulation
\n\":three:\"<\/span>\u00a0Data Abstraction
\n\":four:\"<\/span>\u00a0Polymorphism<\/p>\n

\":no_entry_sign:\"<\/span>\u00a0Errors and Exception Handling
\n\":heavy_check_mark:\"<\/span>\u00a0Errors are the problems in a program due to which the program will stop the execution.
\n\":heavy_check_mark:\"<\/span>\u00a0There are\u00a0\":two:\"<\/span>\u00a0types of Errors in python.
\n\":exclamation:\"<\/span>Syntax errors
\n\":exclamation:\"<\/span>Logical errors (Exceptions)
\n\":heavy_check_mark:\"<\/span>\u00a0On the other hand, exceptions are raised when some internal events occur which changes the normal flow of the program.\":arrow_right:\"<\/span>\u00a0To know more about these Python Concepts, Error And Exception Handling covered in our Day 4 session check my blog\":page_with_curl:\"<\/span> at: k21academy.com\/pythonday4<\/strong><\/em><\/a><\/p>\n

oin our\u00a0Free Class<\/strong><\/a>\u00a0to know more about it.<\/p>\n

\"Free<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"

\u00a0A class can be thought of as a ‘blueprint’ for objects. These can have their own attributes (characteristics they possess), […]<\/p>\n","protected":false},"author":115,"featured_media":17455,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center 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