Tips & Tricks for VCAP-DCA 5 Exam:
1) Never RDP into machines unless required
2) Read the question carefully some times you will perform the lab 50% only
3) Read the question 3 times to understand it correctly
4) Never miss the case sensitive names - they might matter 
eg: Created Cluster VCAP but you created Vcap
5) Try to resovle more number of questions instead of wasting time on one question that you can't fix it
6) If you stuck at one question - either keep it for end of exam or leave it and proceed with next question
Hope this information is useful.