What is FIND, GREP and SED? Could you please give me the difference between all the three? Where we use this commnands?

Mohan Trichy

 Profile Answers by Mohan Trichy Questions by Mohan Trichy

• Dec 27th, 2014

Find Command is used to find the file.

grep Command is used to search the content in the file.

sed command is used to search, as well as modify the content in the file.

Mustafa

• Jun 14th, 2014

Find command is used to find a file.
grep command is used to find a contain or string in a file
sed command is used for filter purpose, if want to replace a word, want to print particular line of the file etc

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megha

• Feb 2nd, 2015

Multiprogramming---multiprogramming is interleaved execution of multiple program(jobs) by same computer(processor)

multiprocessing--- it is a coordinated processing of programs by more than one computer processor

Guest

• Oct 18th, 2006

Multi Programming: CPU will work more than one process by switching among themMulti Processing: Some systems have more than one processer to complete work quickly and efficientMulti Threading: It has no of flow of controls in the memory space.

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Can you format the C drive without any media device? if yes how, and if no why?

Ganesh

• Feb 10th, 2015

We?cant?format?C drive?if?we ?use?windows?but?one?thing?we?can?do?if?we?need?to?clean?waists ?file?go?to?to?start?menu?write?disk?apply?the?option?of?clean medias

simple_anagh

 Profile Answers by simple_anagh Questions by simple_anagh

• Aug 13th, 2009

C drive can be formatted if it doesnt contain any operating system files, that means no OS is installed in C If OS is installed in C formatting may lead to system crashAnother way to format is to rebo...

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P. M. Aagjal

• Feb 12th, 2015

Resource manager

janardhan kasibisi

• Feb 10th, 2015

Interface between user and hardware

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rahul singh

• Feb 18th, 2015

In normal mode we can load all drivers but in safe mode load only selected drivers...

deepak pant

• Jul 6th, 2007

A bit is binary information. It is either 0 (off) or 1 (on). A 64-bit operating system can move 64 bits of data per clock cycle (1 GHz+ moves billions per second). Going from a 16-bit OS (Windows 3.1)...

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Dinesh Rajput

• May 19th, 2015

It is dedicated to single work
Time sensitive
Deterministic
Scalable
Less interrupt latency
Cant use virtual memory concept

dikshith

• Oct 21st, 2013

GPOS

1.It is used in multiuser environment
2.protected memory model
3.non scalable
4.high interrupt latency
5.time insensitive

RTOS

1.it is dedicated to a single work
2.flat memory model
3.scalable
4.low interrupt latency
5.time sensitive

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Editorial / Best Answer

Answered by: Aparna Patil

• Mar 24th, 2006

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NTFS

1)allows access local to w2k,w2k3,XP,win NT4 with SP4 & later may get access for somefile.

2)Maximum size of partition is 2 Terabytes & more.

3)Maximum File size is upto 16TB.

4)File & folder Encryption is possible only in NTFS.

FAT 32

1)Fat 32 Allows access to win 95,98,win millenium,win2k,xp on local partition.

2)Maximum size of partition is upto 2 TB.

3)Maximum File size is upto 4 GB.

4)File & folder Encryption is not possible.

nigam

• Jun 2nd, 2015

FAT 1.it creats file allocated table. 2.dos support. 3.maximum size 32 gb. 4. convert fat to ntfs without data loss. 5.not support encryption, disk quota, compression. NTFS 1.create main file table. ...

Prashant

• Dec 10th, 2014

You cannot create a FAT32 volume larger than 32 GB

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Sumit kumar

• Aug 21st, 2015

The big diff. in both operating system is that if you know the commands of UNIX then it is the best for you but for the untrained user the Windows OS is best

charmy201

 Profile Answers by charmy201 Questions by charmy201

• Aug 3rd, 2010

UNIX:- free- open - multiuser and multitasking- file system in hierachical model (each file is a chil of another one)- no viruses ( because of the shell)- more stable- when it starts, it only runs nee...

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What is External Fragmentation?

Praveen Swamy

• Sep 2nd, 2015

External fragmentation happens when the memory allocator leaves sections of unused memory blocks between portions of allocated memory. For example, if several memory blocks are allocated in a continuo...

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samreen khan

• Sep 12th, 2015

Multi-programming - Usually one processor. This is based on the concept that while we perform the IO process, the ALU may "execute" some other programs.

itcoll

 Profile Answers by itcoll Questions by itcoll

• Jan 11th, 2008

Multiprocessing-------------------- 2 or more processorsmultiprogramming-------------------usually one processor----------- this is based on the concept that while we perform the io process , the alu may "execute" some other pgm.s

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A computer has 3GB of RAM of which the OS occupies 512MB. The processes are all 64 MB (for simplicity) and have the same characteristics. If the goal is 99%CPU utilization, what is the maximum I/O wait that can be tolerated?

What is the TTL in the name.conf file?

Nikhil Gavhane

• Jan 28th, 2016

Time to live

cdubet

 Profile Answers by cdubet Questions by cdubet

• Mar 14th, 2008

Time To LiveHow long will the information (ie IP address) valid

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Explain the purpose of system calls and give 4 fairy explained examples.

Soumil

• May 4th, 2016

System calls allow user level processes to request services from the operating system kernel. These services include accessing the hard disk, read , write, execute, create a process. examples of sy...

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venky

• Jul 5th, 2016

Program is machine code combined with data as a executable image, which is passive. If program is actively in running then its called process.

Ashwini D M

• May 13th, 2016

The new process and the process representing execution of program have a many to one relationship with the program. This is called concurrent program. processes that coexist in the system at some time...

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What is the command to print latest 5 records in UNIX (command level)

• Jul 31st, 2016

Head -n -10 file name

noormohammad

• Dec 29th, 2015

Lpr (type file name in which you want to print)

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How to relocate partition of swap in RHEL 7?

• Jul 31st, 2016

1. You have to remove swap space after that
2. Add the swap space on your relocated space.

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By using image tool only we are able to install the OS for multiple machines. Is there any other options available to install the OS for multiple machines at a same time??

What is the difference between medium term Scheduler and Dispatcher?

sadhana kesavan

• Oct 5th, 2016

A scheduler will schedule processes based on priority information or whatever criteria the scheduling alforithm is following. It will tell you which is the next process to run after an existing execut...

ADNAN YOUSUF

• Nov 14th, 2015

What are dispatcher in OS?

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Pranab Kaushik

• Nov 9th, 2016

Scanner

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xyz

• Dec 4th, 2016

FIFOs are not bidirectional.

ayat khalid

• Feb 16th, 2015

Sockets allow communication between two different processes on the same or different machines. To be more precise, its a way to talk to other computers using standard Unix file descriptors. In Unix, e...

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