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Oracle GoldenGate is an exhaustive programming bundle for constant information coordination and replication in heterogeneous IT conditions. The item set empowers high accessibility arrangements, constant information reconciliation, value-based change information catch, information replication, changes, and check amongst operational and explanatory endeavor frameworks. Oracle  GoldenGate 12c carries extraordinary execution with rearranged design and administration, more tightly reconciliation wi...

Explain what is Ethical Hacking? Ethical Hacking is when a person is allowed to hacks the system with the permission of the product owner to find weakness in a system and later fix them. List out some of the common tools used by Ethical hackers?Meta Sploit Wire Shark NMAP John The Ripper Maltego What are the types of ethical hackers? The types of ethical hackers are Grey Box hackers or Cyber warrior Black Box penetration Testers White Box penetration Testers Certified Eth...

What is ElasticSearch ? Elasticsearch is a search engine based on Lucene. It provides a distributed, multitenant-capable full-text search engine with an HTTP web interface and schema-free JSON documents. Elasticsearch is developed in Java and is released as open source under the terms of the Apache License. What are the basic operations you can perform on a document ? The following operations can be performed on documents INDEXING A DOCUMENT USING ELASTICSEARCH. FETCHING DOCU...

Explain Agile. Agile is a framework of approaches and behaviours that encourage “just-in-time” production that enables customers receive quality software sooner. What are the differences between Agile and Traditional Project management? Agile encourages that a little of everything, including design, development and testing, is done at the same time, as opposed to the traditional approach to projects, where one phase is closed and completed before the next begins. Agile encourages ...

What is Service Console? The service console is developed based up on Redhat Linux Operating system, it is used to manage the VMKernel What are the basic commands to troubleshoot connectivity between vSphere Client/vCenter to ESX server? service mgmt–vmware restart  (restarts host agent(vmware–hostd) on vmware esx server) service vmware-vpxa restrat (restarts Vcenter agent service) service network restart (restarts management networks on ESX) What is vCenter Agent? VC a...

What is JBOSS? JBoss is a popular open source application server based on JEE technology. Being JEE based, the JBoss supports cross-platform java applications. It was embedded with Apache Tomcat web server. It runs under any JVM of 1.3 or later versions. JBoss supports JNDI, Servlet/JSP (Tomcat or Jetty), EJB, JTS/JTA, JCA, JMS, Clustering (Java Groups), Web Services (Axis), and IIOP integration (JacORB). What is JBoss cache in short? JBoss cache is a product. Frequently accessed Jav...

What is MySQL? MySQL is an open source DBMS which is built, supported and distributed by MySQL AB (now acquired by Oracle) What are the technical features of MySQL? MySQL database software is a client or server system which includes Multithreaded SQL server supporting various client programs and libraries Different backend Wide range of application programming interfaces and Administrative tools. Why MySQL is used? MySQL database server is reliable, fast and very eas...

What is CSS? The full form of CSS is Cascading Style Sheets. It is a styling language which is simple enough for HTML elements. It is popular in web designing, and its application is common in XHTML also. What is the origin of CSS ? Standard Generalized Markup Language marked the beginning of style sheets in 1980s.  What are the different variations of CSS ? The variations for CSS are: CSS 1 CSS 2 CSS 2.1 CSS 3 CSS 4 Differences Between SVG and Canvas: SVG is...

Explain what is Model-View-Controller? MVC is a software architecture pattern for developing web application. It is handled by three objects Model-View-Controller. Mention what does Model-View-Controller represent in an MVC application? In an MVC model, Model– It represents the application data domain. In other words applications business logic is contained within the model and is responsible for maintaining data View– It represents the user interface, with which the end users...

What is Microsoft Excel? Microsoft Excel is an electronic spreadsheet application that enables users to store, organize, calculate and manipulate the data with formulas using a spreadsheet system broken up by rows and columns. It also provides the flexibility to use an external database to do analysis, make reports, etc. thus saving lots of time. What are cells? The area where data is stored is known as cell. What is Syntax of Vlookup? Vlookup Syntax: =VLOOKUP(lookup_value,table_a...