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The   Union Public Service Commission   ( ISO :   Saṅgh Lōk Sēvā Āyōg ), commonly abbreviated as   UPSC , is   India 's premier central recruiting agency. It is responsible for appointments to and examinations for   All India services   and group A & group B of   Central   services. [1]   While   Department of Personnel and Training   is the central   personnel   agency in   India . The agency's charter is granted by  Part XIV of the Constitution of India , titled as  Services Under the Union and the States. [2] [3]  The commission is mandated by the Constitution for appointments to the services of the Union and  All India Services . It is also required to be consulted by the  Government  in matters relating to the appointment, transfer, promotion, and disciplinary matters. The commission reports directly to the President and can advise the Government through him. Although, such ...

C  is a procedural programming language. It was initially developed by Dennis Ritchie in the year 1972. It was mainly developed as a system programming language to write an operating system. The main features of C language include low-level memory access, a simple set of keywords, and clean style, these features make C language suitable for system programmings like an operating system or compiler development. Features of C Programming Language: Procedural Language Fast and Efficient Modularity Statically Type General-Purpose Language Rich set of built-in Operators Libraries with rich Functions Middle-Level Language Portability Easy to Extend Let us see the features one by one: Procedural Language:  In a procedural language like C step by step predefined instructions are carried out. A c program may contain more than one function to perform a particular task. New people to programming will think that this is the only way a particular programming language works. There are other ...

  Following are the notable features of Java: Object-Oriented In Java, everything is an Object. Java can be easily extended since it is based on the Object model. Platform Independent Unlike many other programming languages including C and C++, when Java is compiled, it is not compiled into the platform-specific machine, rather into platform-independent byte code. This byte code is distributed over the web and interpreted by the Virtual Machine (JVM) on whichever platform it is being run on. Simple Java is designed to be easy to learn. If you understand the basic concept of OOP Java, it would be easy to master. Secure With Java's secure feature it enables to development of virus-free, tamper-free systems. Authentication techniques are based on public-key encryption. Architecture-neutral Java compiler generates an architecture-neutral object file format, which makes the compiled code executable on many processors, with the presence of a Java runtime system. Portable Being architectu...