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Android Interview Questions and Answers

What is  Android ? It is an open-sourced operating system that is used primarily on mobile devices, such as cell phones and tablets. It is a Linux kernel-based system that’s been equipped with rich components that allows developers to create and run apps that can perform both basic and advanced functions. What Is the Google Android SDK? The Google Android SDK is a toolset that developers need in order to write apps on Android enabled devices. It contains a graphical interface that emulates an Android driven handheld environment, allowing them to test and debug their codes. >>Read more>>

Top 25 PowerShell Interview Questions Prepared by Experts

1)    Explain what is PowerShell ? Power shell is an extendable command shell and a scripting language for Windows. 2)    What are the key characteristics of PowerShell? The key characteristics of PowerShell are PowerShell is object-based and not text based Commands in PowerShell are customizable It is a command line interpreter and scripting environment 3)    In PowerShell what does variables holds? In variables PowerShell contains strings, integers and objects.  It does not have special variables as it is pre-defined with PowerShell 4)    Explain what is the significance of brackets in PowerShell? Parenthesis Brackets ():  Curved parenthesis style brackets are used for compulsory arguments. Braces Brackets {} :  Curly brackets are employed in blocked statements Square Brackets []:  They define optional items, and they are not frequently used 5)    What...

Windows Powershell Commands for Beginners

Agenda Introduction of Powershell Need of powershell BackGround of Powershell Tools Why its better than alternatives ? Top Most Administrative Powershell Commands Working with Pipeline Selecting, Sorting, Measuring, Exporting, Importing, Converting,     Filtering, Passing Data in Pipeline. Using PSProviders and PSDrives Formatting Output Introduction of WMI (Windows Management Instrumentation) Condition Looping (For/ Eor-each/While) Take user Input Display Output   Introduction This Shell is Command line based or can be included to GUI. Developed by Microsoft Based on .Net Framework It includes Scripting. Capability to interact with another Windows based Softwares, for instances:- Citrix, SQL, AD, any open APIs like Slack etc. Designed by Jeffrey Snover ,  Bruce Payette, James Truher (et al.) Developer Microsoft First appeared November 14, 2006 Stable release 5.1.14393 / August 2, ...

What Is the Internet of Things ( IoT )?

There's been a lot of talk about the " Internet of Things " (IoT). But, what exactly does that term mean in the realms of cyberspace? For the human race, which is relatively disorganized by nature, the "Internet of Things" is a great innovation. However, for people who value their privacy, the "Internet of Things" could be considered a massive intrusion. Essentially, the " Internet of Things " means having every electronic device-and many other things-connected and interacting in real time with the Internet in some way so it can be tracked and monitored. By having everything categorized this way through the Internet "cloud," the reasoning goes, you'll be able to organize your life better by not needing to pay "time consuming" attention to your life. There are upsides to such an existence. Having your phone buzz and remind you to buy eggs because your refrigerator sent a notification telling your phone ...

Tableau Interview Questions and Answers

What is Data Visualization? A much advanced, direct, precise and ordered way of viewing large volumes of data is called data visualization. It is the visual representation of data in the form of graphs and charts, especially when you can’t define it textually. You can show trends, patters and correlations through various data visualization software and tools; Tableau is one such data visualization software used by businesses and corporates. What are the differences between Tableau desktop and Tableau Server? While Tableau desktop performs data visualization and workbook creation, Tableau server is used to distribute these interactive workbooks and/or reports to the right audience. Users can edit and update the workbooks and dashboards online or Server but cannot create new ones. However, there are limited editing options when compared to desktop. Tableau Public is again a free tool consisting of Desktop and Server components accessible to anyone. >>Read more>...