Multiple choice technology platforms and products Which of this is true about an MQCLOSE call? Closes all connections up to the Queue Manager Closes a Queue opened for Input or Output Commits the unit of work Restores Queue to the state it was before the application program was invoked Reveal answer Fill a bubble to check yourself B Correct answer Explanation In IBM WebSphere MQ, the MQCLOSE call is used to relinquish access to a queue by closing a queue that was previously opened for input, output, or inquiry. It terminates the connection between the application and the specified queue object.