CREATE TABLE table_1342379_41 (result VARCHAR, candidates VARCHAR)

How many times was the election joseph w. byrns, sr. (d) unopposed?
SELECT COUNT(result) FROM table_1342379_41 WHERE candidates = "Joseph W. Byrns, Sr. (D) Unopposed"
SELECT COUNT("result") FROM "table_1342379_41" WHERE "Joseph W. Byrns, Sr. (D) Unopposed" = "candidates"