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* Physical file (PF) contains the data and have only one record format. Logical file (LF) is a view of the physical file which does not contain any data may be based on one physical file or more then one physical file. Logical file can have more then one record format. Logical can be non join or join logical file. Performance becomes better if you use the logical file in the program.
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What is the similarities between logical file and physical file?
three similarities is that physical file deals with does file that a
What is logical file?
Logical file is a type of file that provides a view of the data stored into the Physical file. It does not contain data. A logical file contains only an index to the data stored into the physical file.
What is the difference between physical structure and logical structure of a disk?
Physical structure refers to the actual layout of data on the disk, including sectors, tracks, and cylinders. Logical structure refers to how the operating system organizes and accesses data on the disk, such as partitions, file systems, and directories.
What is the Logical drive and physical drive?
* Physical file (PF) contains the data and have only one record format. Logical file (LF) is a view of the physical file which does not contain any data may be based on one physical file or more then one physical file. Logical file can have more then one record format. Logical can be non join or join logical file. Performance becomes better if you use the logical file in the program.
What difference between logical and physical design?
Logical design refers to the abstract representation of the data and the relationships among data elements, focusing on how data is organized and accessed without considering the physical storage details. In contrast, physical design involves the actual implementation of the logical design, specifying how data will be stored on hardware, including file structures, indexing methods, and data storage formats. Essentially, logical design is about "what" data is needed and "how" it relates, while physical design deals with "where" and "how" that data is physically stored and retrieved.
Difference between physical file and physical record?
Type your answer here... contains the data and have only one record format
What is the difference between sheet and Work book?
Imagine the workbook to be a physical file/folder and the worksheet is a single page within this file/folder.
How a file is protected?
By creating a ZIP archive from them with a password. That is - by making logical from physical...
What is the difference between a form file object and a windows form object?
difference between a form file and a form.
Difference between file and folder in dos commands?
what is the differences between a file and a folder
What is the difference between a cherry file cabinet and a normal file cabinet?
The difference between a cherry file cabinet and a normal file cabinet is the finish of the wood. Cherry file cabinets have a deep brownish-red finish.
What is the difference between a DIR file and EXE file in director?
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