What are the different file operations?, Operating System

Assignment Help:

What are the different file operations?

Create: - Space for the file in the file system update directory table.
Write: - file name and data to be written is passed into the kernel and it write pointer points to the next possible location to which we can write.
Read:-file name is passed to the kernel and Read pointer points to the current position.
Delete a file:-kernel checks in the directory as well as removes the file from there.
Truncation: - Erase (remove) the content of the file.

Related Discussions:- What are the different file operations?

What are the objectives and functions of operating system, What are the obj...

What are the objectives and functions of operating system? Functions of operating systems 1. It allocates the resources and acts as a supervisor. 2. It hides th

Microsoft, Discuss the high barriers to entry in the market for PL operatin...

Discuss the high barriers to entry in the market for PL operating systems

unix script command and echo command, Objectives 1. Login to UNIX ...

Objectives 1. Login to UNIX system and logout 2. Learn features of the vi editor and to use online help (main pages). Gain experience using them to create a document

Define approaches that require knowledge of the system state, Define approa...

Define approaches that require knowledge of the system state? Answer: Deadlock detection, Deadlock prevention, Deadlock Avoidance.

First-in-first-out (fifo), FIFO is named as 'named pipes'. FIFO (first-in-...

FIFO is named as 'named pipes'. FIFO (first-in-first-out) is a special file which is laid to be data transient. Once data is load from named pipe, it cannot be load again. Also, da

Single-level page table, Consider a computer system with a 32-bit logical a...

Consider a computer system with a 32-bit logical address and 4KB page size. The system supports up to 512MB of physical memory. How many entries are there in a conventional single-

Explain the advantages and drawback of multiple processes, Explain the Adva...

Explain the Advantages and Drawback of Multiple Processes Application architected to take advantage of multiple processes will certainly see performance gains. Functions and Fe

Closed loop gain and open loop gain of operation amplifier, Ask question #M...

Ask question #Minimum 150 words

Illustrate advantages and inconveniences of klt, ADVANTAGES AND INCONVENIEN...

ADVANTAGES AND INCONVENIENCES OF KLT Advantages: the kernel be able to simultaneously schedule many threads of the same process on many processors blocking

What are the different thread levels?, What are the different thread levels...

What are the different thread levels? There are two broad type of thread implementation: User-Level Threads -- Thread Libraries. Kernel-level Threads -- System Calls.

Write Your Message!

Name

Email id

Message

Verfication Code

User Account

All Pages