Hi Deepika,
Sorry for the delay in response.
The ID I got for VCAP-DCA 4 is 795.
Also, I gave VCAP-DCA 5 exam on 4th Dec and passed, the ID I got is 2226.
Now preparing for toughest one VCAP-DCD 5 
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Regards,
Chetan S.
RHCE 4/5, ITIL V3, VCP 4/5, VCAP-DCA 4/5, VCPVCD510