1. In Mozilla Firefox, DOM Inspector is similarto Accessibility tab in Inspect(Ctrl + Shift + I). [I wasn’t able to configure DOM Inspector via extensions or on different browsers. This was the best I could do.] 2. Objects in JS : body — -> provides access to the body element…

[16]. Number Objects var y = new Number (numeric_value) ; Number Object has many Methods: i. toString () ii. valueOf () iii. Number.MAX_VALUE () ; //largest val that can be stored in JS apx 1.79e+308 iv. — .MIN //apx 5.00e-324 v. Number.NaN ; // represents Not a Number, var y…

[12]. There are so many Methods in Date Object, like ** In the form of digits: * for Local Timings: getDate()[outputs 1 to 31] getDay() [outputs 0(Sunday) to 6 (Saturday)] getMonth() [outputs 0 to 11] getFullYear() [yyyy] getHours() [0 to 23] getMinutes() [0 to 59] getSeconds() [0 to 59] getMilliseconds() [0 to 999] getTime() [gives no of millisecs from…

[1]. JSON i. JavaScript Object Notation (JSON) is used to transmit data between clients and web server. ii. It is human readable data format iii. It is also used to create objects in JS. [2]. Objects have attributes (shape, size, color, weight, height etc ) and operations (behaviours) (a dog…

[1]. Arrays are data structure, generally, used to group data of similar types (Unlike C, in JS, we can even group data types of different type.) [2]. Size of Array can be changed in JS (Unlike C), Like we can create an empty array, but keep on adding, elements to it…

[1]. Functions in C: declare call define ====================== functions in JS: call define ( and here we dont have to mention the return type, but if its taking argument than? do we do like this? function(var x) ? we can just do it like…..: function factorial (number) {} where, number denotes the variable…

[0]. I do this error very very often. I give space between >= or <=, which is wrong and hinders the complete program to run. [1]. do statement ; increment ; while () ; /*This wont work because, as soon as we added two lines, we need to give {} around…

[11]. Input taken from user using window prompt gets stored as string To convert that string into integer, we can use, parseInt() function. var num_var = parseInt (str_var) [12]. In JavaScript, we need not declare the data type of variables to be used. i.e. A variable in JavaScript, can contain any…

[5]. Writeln positions the cursor move to the beginning to the next line on the XHTML document. (Not on the rendered Web Page) Write doesn’t do it. [6]. To create a notification pop up (displaying text in an alert dialog), we can use window.alert(“This message will pop up”); Inside Alert…