Case sensitive comparisons in SQL

Case sensitive comparisons in SQL Server
Some time we need to compare some data in binary see the examples:
SELECT *  FROM TABLE1 WITH (NOLOCK) WHERE convert(varbinary(255), PASS) = convert(varbinary(255), ‘RAGHU’)
Normal comparison:
SELECT *  FROM TABLE1 WITH (NOLOCK) WHERE convert(varbinary(255), PASS) = convert(varbinary(255), ‘Raghu’) AND PASS= ‘TEST’
Uuse the BINARY_CHECKSUM function:

SELECT *  FROM TABLE1 WITH (NOLOCK) WHERE BINARY_CHECKSUM(answer) = [...]