WEB APPLICATION DEVELOPMENT (WAD) UNIT - V 1. Why MongoDB saves data in binary JSON format . a) Easy data transfer b) It excepts only JSON format c) To understand binary code d) None 2. AngularJS is a JavaScript framework developed by a) Nexus b) Microsoft c) F5 Networks d) Google 3. Two –Way data binding is done in a) MongoDB b) AngularJS c) Express d) NodeJS 4. What is the full form of CRUD a) Collected- Resource-Under-Development b) Create-Read-Update-Delete c) Create-Resource-Under-Development d) Create-Read-Update-Develop 5. Among the following which is Web Server Platform a) MongoDB b) AngularJS c) Express d) NodeJS 6. Why to use MEAN.js a) Open source b) Lower development cost c) Increases flexibility and efficiency d) All of the above 7.