Hello guys I will show how create a 3dsmax 3d bed room model tutorial.
I have used following techniques shown below in this 3ds max tutorial.
[1]-Click on the box button and create box with the following size
Place like me 
[2]-Convert the box into the editable poly and now select the polygon
Deleted now 
[3]-Apply the shell modifier with the good following amount as shown below 
[4]-Your box should look like this 
[5]-Set the box like this 
[6]-Create one more box and convert into the editable poly 
[7]-Select the polygons in the bottom view port now apply the extrude polygons with the amount of 21.0 
[8]-Now your box should like this 
[9]-Create more boxes and place like me 
[10]-This time create chmfer box and place like this 
[11]-I m merge some object in my model collection and place like me 
[12]-Now place the bed like this 
[13]-Create box and convert into the editable poly now select the edges 
[14]-Apply the extrude edges with the good following amount as shown belew 
[15]-Place the boxes like me 
[16]-Now create a shape like this with the help of line and apply the lathe, shell, and turbo smooth
With the good following amount as shown below now your object should like this 
[17]-Create the Cone wih the following size and now palce like me 
[18]-Create cylinder and place like me 
[19]-Place the lamp like this 
[20]-This is my material palette and create materials like me 
[21]-Set the IES skylight like this with the good following parameter as shown below 
[22]-This is my final image of the bed room
Enjoy 