Bitcoin Core includes a transaction verification engine and connects to the bitcoin network as a full node. Moreover, a cryptocurrency wallet, which can be used to transfer funds, is included by default.
Professional certification, trade certification, or professional designation, often called simply certification or qualification, is a designation earned by a person to assure qualification to perform a job or task.
1 This is a concise definition of the jobs major responsibilities, where, and when it is performed. You might use the summary when advertising the position.  Qualifications. A description of any experience, training, or education that is necessary to perform the job.