Part-1 - With Onclick() event Write javascript function for arithmetic operations Prepare proper user interface for input Apply validation through javascirpt code to inspect required input in all fields. Apply validation to inspect only number into textbox. [Hint: use if NaN()] to check if number or not Create all four operation button to display result into label. Display validation error message beside each textbox in red color starting with "*"
Part-2 Execute the same code without any button click. Hint. Call JavaScript function with Onblur() event. Use: getElementByID('id') getElementByID('id').innerHTML getElementByID('id').style.color = red
Part-3 Write a javascript object for CSPIT institute with different departments like CE,IT,CS,EC,EE,CL,ME,.. as department array. Create properties such as year of establishment, location. Write function inside CSPIT object to get all details. Create another Empty function of department CE as prototype of CSPIT. Write properties like total student and total faculty [Take as 250 students and 30 faculties]. Retrieve all possible records from CSPIT and CE. Use proper for in and for of loop.