Entering customer and account data from source documents within time limits. Compiling, verifying accuracy and sorting information to prepare source data for computer entry. Reviewing data for deficiencies or errors, correcting any incompatibilities and checking output. 

also includes

• Maintains data entry requirements by following data program techniques and procedures.
• Verifies entered customer and account data by reviewing, correcting, deleting, or reentering data.
• Combines data from both systems when account information is incomplete.
• Tests customer and account system changes and upgrades by inputting new data.
• Maintains operations by following policies and procedures and reporting needed changes.
• Maintains customer confidence and protects operations by keeping information confidential.