You are editing a worksheet that you had previously saved. If you want to save the edited sheet without losing the original one, which command should you use ?

Computer Science Topics

• Digital Logic Circuits
• Digital Components Data Representation
• Register Transfer and Microoperations
• Assembly Language Programming
• Central Processing Unit
• Pipeline and Vector Processing
• Computer Arithmetic
• Input-Output Organization
• Memory Organization
• Introduction to Programming
• C Programming Basics
• Algorithms for Problem Solving
• Conditional Statements & Loops
• Arrays
• Functions
• Storage Classes
• Memory Allocation
• Structures and Unions
• Pointers
• Linked Lists
• Fundamental Programming Structures in Java
• Java Datatypes Variables & Arrays
• Java Operators
• Control Statements
• Objects and Classes
• Principles of JAVA
• Packages & Interfaces
• Exception Handling
• Java Threads
• Applets
• Software Engineering Fundamentals
• Software Requirements Analysis & Specification
• Software Design
• CASE Tools
• Coding and Software Testing
• User Interface Design
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• Object-Oriented SE
• Database Architecture and Modeling
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• Relational Algebra and Relational Calculus
• SQL
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• Database Security and Integrity
• Fundamentals of Data Communication
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• Introduction To PHP
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• Introduction To ASP.NET
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• Data Structures
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• Microsoft Office
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• Computer Awareness Quiz
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