This is the Bajaj Placement Paper pattern for the placement test held at Delhi 

PROCESS:

First Round:

There is a written test. There were 53 question in 1 hour.

The breakup of questions: 25 technical + 28 aptitude

Negative marking is there. You get 0.5 marks for each wrong answer.

Second Round:

This is the GD or Group Discussion Round:

The various topics are:

1. How can we improve the quality of a chapati?

The duration of a GD was 30 minutes for each group. 

Third Round:

This is the Personal interview round.

This is the whole bajaj placement paper pattern. See other sample placement papers here.