The term midterm examination is identified in base64 scheme by the sequence bWlkdGVybSBleGFtaW5hdGlvbg==, while the MD5 signature is equal to 83ee108ef6fb0dae0c3f97ce89efa876. The ASCII encoding of midterm examination in hexadecimal notation is 6d69647465726d206578616d696e6174696f6e.