Big Data – Quick Overview Definition of Big Data : Big Data Analytics is the process of studying Big Data to uncover hidden patterns and correlations to make better decisions using technologies like NoSQL databases, Hadoop and Map Reduce. Big data is an all-encompassing term …
BIaaS – Quick Overview “Currency of conversation between IT and business is all about agility”. Based on this theme, BIaaS evolved with the intention to help organization business teams in terms of the KRAs mentioned. Many deep brainstorming sessions resulted in categorizing the services that …
SAP Webi Interview Questions What are the different version of Business Object that you have worked on? Answer BO XI R1 BO XI R2 BO XI R3 BO XI R3.1 BO XI R3.2 In year 2011, BO XI 4.0 was introduced and latest version of …
SAP SRM Interview Questions This SAP SRM Interview Questions contains few questions answers for fresher as well as experienced as a free online practice test. What is the use of SAP Supplier Relationship Management? Answer SAP Supplier Relationship Management SRM is SAP product that facilitates …
SAP Solman Interview Questions contains set of 50 interview questions with answer. What is SAP Solman and why it is used? Answer SAP Solman is SAP product to provide a centralized, robust solution management product that allows you to manage technical support in distributed environment. …
OSI Reference model The model proposed by International Standards Organization (ISO) for network design is known as OSI (Open Systems Interconnection) Reference Model. The main features of the OSI model are as follows: It recommends a Layered architecture. The model provides a framework consisting of seven layers. …
Layered architecture Layered architecture is a hierarchical design approach to simplify things.Some key characteristics of this approach are: The whole task is divided into multiple parts (layers). Each layer performs a distinct function. Layer boundaries are well defined. Each layer interacts only with its neighbouring layers. Each layer …
Switching Switching is the process of providing a temporary connection between and incoming line and a particular outgoing line. Electronic switches interpret the dialed number and make the necessary connection. The numbering scheme is hierarchical Ex: 91 – 80 – 2555 – 1234 Most switches in PSTN local exchanges …
Computer Network A computer network is an interconnection of autonomous computers. Benefits: Resource sharing Data sharing: Consistency, Easy updating, Saving of storage space Software sharing: Saving of cost and storage space Peripheral sharing: Saving of cost Electronic communication: Fast, cheap, secure, convenient Reliability and scalability Cost-benefit …
Software Development Software Development Life Cycle is a process used by software industry to design, develop and test high quality softwares. The SDLC aimsto produce a high quality software that meets or exceeds customer expectations, reaches completion within times and cost estimates. SDLC is the …