As an Amazon Associate I earn from qualifying purchases.

Indexed Sequential File Definition and Explanation PDF Download

Learn Indexed Sequential File definition in operating system with explanation to study “What is Indexed Sequential File”. Study indexed sequential file explanation with operating system terms to review operating system course for online degree programs.

Indexed Sequential File Definition:

  • A file in which records are ordered according to the values of a key field. main file is supplemented with index file that contains the partial list of key values.

    Operating Systems by William Stallings

Indexed Sequential File Explanation:

Indexed Sequential File is a computer file that contains index. The difference in this file and the indexed file is that the index in this file acts no more than a pointer to a memory block. The index points to the block from where the data records are retrieved.

Keep Learning Operating System Explanations

What is Instruction Cycle?

Instruction cycle is a processor cycle in which one instruction is processed. Each cycle processes a single instruction. There are ...

What is Batch Processing?

Batch processing is the processing of previously collected jobs in a single batch. Batch process jobs can run without any ...

What is Encryption?

Encryption is the process of using an algorithm to transform information to make it unreadable for unauthorized users. This cryptographic ...

What is File?

A file is a record or a set of data. More precisely, a file is a sequence of bytes organized ...

What is Kernel Mode?

There are two main modes i.e. Kernel mode and User mode. In kernel mode, the code that is being executed ...

What is Disk Allocation Table?

A disk allocation table is a table that an operating system maintains on a hard disk that provides a map ...