Which command displays memory usage in linux?

Correct Answer: One of the most common use of JSON is to fetch JSON data from a web server (as a file or as an HttpRequest), convert the JSON data to a JavaScript object, and then it uses the data in a web page The eval() function can compile and execute any JavaScript This represents a potential security problem It is safer to use a JSON parser to convert a JSON text to a JavaScript object A JSON parser will recognize only JSON text and will not compile scripts

Correct Answer: * JSON full form is JavaScript Object Notation * JSON is a lightweight text-based open standard designed for human-readable data interchange * It is derived from the JavaScript programming language for representing simple data structures and associative arrays, called objects * And JSON is language-independent, with parsers available for virtually every programming language * Uses conventions that are familiar to programmers of the C-family of languages, including C, C++, C#, Java, JavaScript, Perl, Python,php * The JSON format is often used for serializing and transmitting structured data over a network connection * When third party data interchane(REST Services) then JSON may used there LIKE SHOP * It is primarily used to transmit data between a server and web application, serving as an alternative to XML

Correct Answer: ARPANET

Explanation:

The Internet was originally called Advanced Research Project Agency Network (ARPANET).

Correct Answer: none of the mentioned

Correct Answer: Contextual selector addresses specific occurrence of an element It is a string of individual selectors separated by white space (search pattern), where only the last element in the pattern is addressed providing it matches the specified contex

Correct Answer: MDM is short for Mobile Device Management The term generally refers to a system that hooks into the operating system on smartphones to collect information or apply restrictions and security precautions that may be sound company policy This is true for Miradore Online, our free MDM product you can get started with today

Correct Answer: View state is a repository in an ASPNET page that can store values that need to be retained during postback

Correct Answer: Most companies grasp the potential value of successful business intelligence applications However, a common challenge that IT professionals encounter is how to find successful BI application that are adopted by users and make a positive impact on the organization and on the bottom line It can be difficult to structure effective BI project teams, select the right BI application, manage business-IT communications and measure BI success BI is robust application, developing and optimizing successful BI application is always a challenge which involves structuring BI teams and managing business-IT communication

Correct Answer: We can tune the report by using index awarness in universe

Correct Answer: 1 Operational Data Store has very low data latency Data moved to ODS mostly on event based rather than time based ETL to Data Warehouse/Data Mart 2 ODS is more closer to OLTP system We don't normally prefer to store aggregated data in OLTP So it is with ODS 3 Unlike data warehouse where data is HISTORICAL, ODS is near real time(NRT) So data aggregation is less important is ODS as data keeps changing