Below is an context that describes a sql query, paired with an question that provides further information. Write an answer that appropriately completes the request.  # noqa: E501
### Context:
CREATE TABLE table_13636_1 (computing_mechanism VARCHAR, first_operational VARCHAR)
### Question:
what's the computing mechanbeingm with first operational being february 1944
### Answer:
SELECT computing_mechanism FROM table_13636_1 WHERE first_operational = "February 1944"