Andrew ErlichsonVice President, Education

MongoDB, Inc.

Max SchiresonChief Executive Officer

MongoDB, Inc.

CERTIFICATESeptember 6th, 2013

MongoDB 2.4

This is to certify that

Alexey Petrovsuccessfully completed

M102: MongoDB for DBAs

a course of study offered by MongoDB, Inc

Authenticity of this certificate can be verified at http://education.mongodb.com/downloads/certificates/69a43cef80974a51865f716678c615b2/Certificate.pdf