Answer:
they serve to transfer a case to the supreme court from a lower court.
Step-by-step explanation:
Certiorari Mandate is a term used in the Legal environment that guarantees the review of a court decision. This mandate authorizes a court case to be transferred from a lower court to a higher court in order to further evaluate the case. Another document that also allows this transfer is a certificate issued by a judicial authority.
For this reason, we can conclude that what a certiorari warrant has in common with a certificate is that both serve to transfer a case to the supreme court of a lower court.