# Data Entry Keyers > Operate data entry device, such as keyboard or photo composing perforator. Duties may include verifying data and preparing materials for printing. - Code: 43-9021.00 (O*NET-SOC; SOC 2018 43-9021) - Family: [Office & Administrative Support](https://foundation.org.ai/occupations#family-43), one of its 55 occupations - Tasks: 9 tasks (5 core and 4 supplemental) - Page: https://foundation.org.ai/occupations/43-9021.00 - JSON: https://foundation.org.ai/data/tasks/43-9021.00.json ## What the work is made of 1. Locate and correct data entry errors, or report them to supervisors. Core task · Task 11405 · Rated by 52 people who do the job, August 2018 2. Compile, sort, and verify the accuracy of data before it is entered. Core task · Task 11402 · Rated by 54 people who do the job, August 2018 3. Compare data with source documents, or re-enter data in verification format to detect errors. Core task · Task 11403 · Rated by 52 people who do the job, August 2018 4. Store completed documents in appropriate locations. Core task · Task 11404 · Rated by 52 people who do the job, August 2018 5. Select materials needed to complete work assignments. Core task · Task 11407 · Rated by 53 people who do the job, August 2018 6. Read source documents such as canceled checks, sales reports, or bills, and enter data in specific data fields or onto tapes or disks for subsequent entry, using keyboards or scanners. Supplemental task · Task 11401 · Rated by 52 people who do the job, August 2018 7. Maintain logs of activities and completed work. Supplemental task · Task 11406 · Rated by 53 people who do the job, August 2018 8. Load machines with required input or output media, such as paper, cards, disks, tape, or Braille media. Supplemental task · Task 11408 · Rated by 52 people who do the job, August 2018 9. Resolve garbled or indecipherable messages, using cryptographic procedures and equipment. Supplemental task · Task 11409 · Rated by 52 people who do the job, August 2018 ## More in Office & Administrative Support - [Bill and Account Collectors](https://foundation.org.ai/occupations/43-3011.00): 15 tasks - [Billing and Posting Clerks](https://foundation.org.ai/occupations/43-3021.00): 28 tasks - [Bookkeeping, Accounting, and Auditing Clerks](https://foundation.org.ai/occupations/43-3031.00): 28 tasks - [Brokerage Clerks](https://foundation.org.ai/occupations/43-4011.00): 10 tasks - [Cargo and Freight Agents](https://foundation.org.ai/occupations/43-5011.00): 24 tasks - [Communications Equipment Operators, All Other](https://foundation.org.ai/occupations/43-2099.00): no tasks listed - [Correspondence Clerks](https://foundation.org.ai/occupations/43-4021.00): 17 tasks - [Couriers and Messengers](https://foundation.org.ai/occupations/43-5021.00): 15 tasks - [Court, Municipal, and License Clerks](https://foundation.org.ai/occupations/43-4031.00): 30 tasks - [Credit Authorizers, Checkers, and Clerks](https://foundation.org.ai/occupations/43-4041.00): 16 tasks - [Customer Service Representatives](https://foundation.org.ai/occupations/43-4051.00): 13 tasks - [Desktop Publishers](https://foundation.org.ai/occupations/43-9031.00): 18 tasks - [Dispatchers, Except Police, Fire, and Ambulance](https://foundation.org.ai/occupations/43-5032.00): 12 tasks - [Eligibility Interviewers, Government Programs](https://foundation.org.ai/occupations/43-4061.00): 17 tasks - [Executive Secretaries and Executive Administrative Assistants](https://foundation.org.ai/occupations/43-6011.00): 22 tasks - [File Clerks](https://foundation.org.ai/occupations/43-4071.00): 19 tasks - [Financial Clerks, All Other](https://foundation.org.ai/occupations/43-3099.00): no tasks listed - [First-Line Supervisors of Office and Administrative Support Workers](https://foundation.org.ai/occupations/43-1011.00): 28 tasks - [Freight Forwarders](https://foundation.org.ai/occupations/43-5011.01): 31 tasks - [Gambling Cage Workers](https://foundation.org.ai/occupations/43-3041.00): 17 tasks - [Hotel, Motel, and Resort Desk Clerks](https://foundation.org.ai/occupations/43-4081.00): 20 tasks - [Human Resources Assistants, Except Payroll and Timekeeping](https://foundation.org.ai/occupations/43-4161.00): 19 tasks - [Information and Record Clerks, All Other](https://foundation.org.ai/occupations/43-4199.00): no tasks listed - [Insurance Claims and Policy Processing Clerks](https://foundation.org.ai/occupations/43-9041.00): 25 tasks - [Interviewers, Except Eligibility and Loan](https://foundation.org.ai/occupations/43-4111.00): 16 tasks - [Legal Secretaries and Administrative Assistants](https://foundation.org.ai/occupations/43-6012.00): 14 tasks - [Library Assistants, Clerical](https://foundation.org.ai/occupations/43-4121.00): 32 tasks - [Loan Interviewers and Clerks](https://foundation.org.ai/occupations/43-4131.00): 18 tasks - [Mail Clerks and Mail Machine Operators, Except Postal Service](https://foundation.org.ai/occupations/43-9051.00): 26 tasks - [Medical Secretaries and Administrative Assistants](https://foundation.org.ai/occupations/43-6013.00): 15 tasks - [Meter Readers, Utilities](https://foundation.org.ai/occupations/43-5041.00): 12 tasks - [New Accounts Clerks](https://foundation.org.ai/occupations/43-4141.00): 15 tasks - [Office and Administrative Support Workers, All Other](https://foundation.org.ai/occupations/43-9199.00): no tasks listed - [Office Clerks, General](https://foundation.org.ai/occupations/43-9061.00): 20 tasks - [Office Machine Operators, Except Computer](https://foundation.org.ai/occupations/43-9071.00): 18 tasks - [Order Clerks](https://foundation.org.ai/occupations/43-4151.00): 19 tasks - [Payroll and Timekeeping Clerks](https://foundation.org.ai/occupations/43-3051.00): 21 tasks - [Postal Service Clerks](https://foundation.org.ai/occupations/43-5051.00): 19 tasks - [Postal Service Mail Carriers](https://foundation.org.ai/occupations/43-5052.00): 21 tasks - [Postal Service Mail Sorters, Processors, and Processing Machine Operators](https://foundation.org.ai/occupations/43-5053.00): 14 tasks - [Procurement Clerks](https://foundation.org.ai/occupations/43-3061.00): 19 tasks - [Production, Planning, and Expediting Clerks](https://foundation.org.ai/occupations/43-5061.00): 17 tasks - [Proofreaders and Copy Markers](https://foundation.org.ai/occupations/43-9081.00): 11 tasks - [Public Safety Telecommunicators](https://foundation.org.ai/occupations/43-5031.00): 18 tasks - [Receptionists and Information Clerks](https://foundation.org.ai/occupations/43-4171.00): 18 tasks - [Reservation and Transportation Ticket Agents and Travel Clerks](https://foundation.org.ai/occupations/43-4181.00): 21 tasks - [Secretaries and Administrative Assistants, Except Legal, Medical, and Executive](https://foundation.org.ai/occupations/43-6014.00): 31 tasks - [Shipping, Receiving, and Inventory Clerks](https://foundation.org.ai/occupations/43-5071.00): 11 tasks - [Statistical Assistants](https://foundation.org.ai/occupations/43-9111.00): 14 tasks - [Switchboard Operators, Including Answering Service](https://foundation.org.ai/occupations/43-2011.00): 19 tasks - [Telephone Operators](https://foundation.org.ai/occupations/43-2021.00): 14 tasks - [Tellers](https://foundation.org.ai/occupations/43-3071.00): 28 tasks - [Weighers, Measurers, Checkers, and Samplers, Recordkeeping](https://foundation.org.ai/occupations/43-5111.00): 18 tasks - [Word Processors and Typists](https://foundation.org.ai/occupations/43-9022.00): 19 tasks ## Where this comes from Quoted from O*NET 29.0, U.S. Department of Labor, Employment and Training Administration, under CC BY 4.0: free to copy and reuse, with credit. 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