Coursera
Skills you'll gain: Bash (Scripting Language), Shell Script, Scripting, Command-Line Interface, Unix Shell, Scripting Languages, IT Automation, Unix, Linux, File I/O, File Management
★ 4.5 (63) · Intermediate · Guided Project · Less Than 2 Hours

Infosec
Skills you'll gain: File Systems, Digital Forensics, Microsoft Windows, File Management, Operating Systems, Data Structures, Data Validation, File I/O, Data Storage
★ 4.7 (81) · Intermediate · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Google Cloud Platform, Cloud Storage, File Management, Public Cloud, Command-Line Interface, Cloud Management, Data Storage, Data Access
Beginner · Project · Less Than 2 Hours

Skills you'll gain: Disaster Recovery, Remote Access Systems, Cloud Storage, Red Hat Enterprise Linux, File Systems, Data Access, Data Storage, File Management, Network Planning And Design, Distributed Computing, Computer Networking, Servers, Network Protocols, System Configuration, Open Source Technology
★ 5 (10) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: File I/O, Data Import/Export, Java Programming, Java, Programming Principles, Computer Programming, Data Structures, File Systems, File Management, Data Store, Computer Science
★ 4.6 (45) · Beginner · Course · 1 - 4 Weeks

Whizlabs
Skills you'll gain: Amazon S3, Amazon Web Services, Cloud Storage, Data Storage, Data Storage Technologies, Amazon Elastic Compute Cloud, AWS Identity and Access Management (IAM), Cloud Security, Security Controls, File Management, Authorization (Computing), File Systems, Key Management, Encryption
★ 4.8 (13) · Intermediate · Course · 1 - 4 Weeks

Amazon Web Services
Skills you'll gain: Amazon Web Services, Cloud Storage, Serverless Computing, Scalability, File Management, File Systems, Enterprise Architecture
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Application Development, Event-Driven Programming, Application Design, User Interface (UI), UI Components, Program Development, Data Import/Export, User Interface (UI) Design, Development Environment, Data Integration, File I/O
★ 4.8 (18) · Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Record Keeping, Document Management, Accounting Records, Records Management, File Management, Compliance Management, Regulatory Compliance, Document Control, Regulatory Requirements, Regulation and Legal Compliance, Auditing, Financial Regulations, Data Security
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Mac OS, Apple software proficiency, Knowledge of Apple Software, Enterprise Application Management, Data Management, File Management, Package and Software Management, Data Maintenance, File Systems, Unix, Application Performance Management, Software Installation, Document Management, Security Controls, Data Storage, Application Deployment, Data Storage Technologies, Data Security, Application Security, Disaster Recovery
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: JSON
Beginner · Course · 1 - 4 Weeks

Birla Institute of Technology & Science, Pilani
Skills you'll gain: Operating Systems, Operating System Administration, Memory Management, OS Process Management, System Software, System Programming, Command-Line Interface, Linux Administration, File Systems, System Monitoring, Performance Tuning, Package and Software Management, Systems Architecture, File Management, Algorithms, Cloud Platforms, User Accounts, Security Controls, Data Sharing
★ 4.9 (11) · Intermediate · Course · 1 - 3 Months