i have applied for B.tech/B.arch/... while applying for jee main exam,now how many questions paper will be asked for me how i need to prepare did i need to prepare for aptitute test

The exam pattern for BE/ BTech from below:

• Mode of Exam: It is a computer-based test
• Shifts of the exam: The exam for JEE Main 2020 is conducted in two shifts. The first shift is from 9:30 AM to 12:30 PM and the second shift is from 2:30 PM to 5:30 PM.
• Medium of Question Paper : The exam is held in English, Hindi, and Gujarati laguages
• Type of Questions: There are two types of questions in JEE Main 2020 – MCQ type and Numerical value type
• Number of Questions: There are a total of 75 number of questions
• Total Marks: Each section is of 100 marks and the exam for BE/ BTech is of total of 300 marks.
• Name of the section: There are three sections in JEE Main 2020 for BE/ BTech – Physics, Chemistry, and Mathematics

The exam pattern for B.Arch is given below -

• Mode of Exam: Computer-based test (except for Drawing test which is pen-paper based)
• Shifts of the exam: The exam for JEE Main 2020 is conducted in two shifts. The first shift is from 9:30 AM to 12:30 PM and the second shift is from 2:30 PM to 5:30 PM.
• Medium of Question Paper : The exam is conducted in English, Hindi and Gujarati.
• Type of Questions: There are two types of questions in JEE Main 2020 – MCQ type and Numerical value type
• Number of Questions: There are a total of 77 number of questions
• Total Marks: The exam for BArch is of total 400 marks.
• Name of the section: The question paper is divided into three parts – Part I is Mathematics, Part II is Aptitude Test and Part – III is Drawing Test.

There will be no changes with respect to the above exam pattern  . You also need to give aptitude test for B.Arch paper .