Enters program codes into computer. Enters test data into computer.
Analyzes test runs on computer to correct or direct correction of coded program and input data.
Revises efficiency or adapt to new requirements. Analyzes, reviews, and rewrites programs to increase operating efficiency or to adapt programs to new requirements. Establishes physical data base parameters. Codes data base descriptions and specifies identifiers of database to data base management system or directs others in coding data base descriptions. Receives telephone call from user with data communication problem, such as failure of data to be transmitted to another location.