PMP Certification is one of the most worthwhile and lucrative and is globally recognized.
While the exam isn’t a cakewalk by any means, it is certainly an obtainable certification if you put in the time and effort.
It takes approx 6-8 weeks of time for a working professional to prepare for the exam.
Below is the diagrammatic representation of the estimated timeline.

PMP® Exam Syllabus:
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The syllabus for PMP® certification is based on PMBOK (Project Management Body Of Knowledge)® Guide.
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According to the PMBOK® Guide, the PMP® exam syllabus is built surrounding various process groups and knowledge areas.
For tips & tricks to clear PMP Exam, have a look at https://www.edureka.co/blog/pmp-exam-prep/
As you can see from the diagram, the Planning, Executing and Monitoring phases together covers more than 80% of the syllabus

Before you apply for the Project Management Professional® Certification (PMP) exam, it is advised to take up a training course.
These training courses are excellent for helping you understand the various parameters and requirements of different types of projects.
I hope this will be helpful, good luck.