malathi

• May 27th, 2006

System allow us to create and use two kinds of libraries - static libraries and shared (or dynamic) libraries.shared and dynamic libraries are one and the same. the object files from the dynamic(shared ) library are not inserted into the executable file unlike static lib...

dinesh

• Apr 26th, 2006

: There are two ways in which a library is shared. Static and dynamic In statically linked library the code of library is referenced at compile time and the result executable will be bigger....

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Mohammad Omar

• Jan 29th, 2007

Static libraries can be created as:::gcc -c -Wall a.cgcc -c -Wall b.car -cru libmyrand.a a.o b.oshared libraries can be created as::::gcc -fpic -c a.cgcc -fpic -c b.cgcc -shared a.o b.o -o libmyrand.so

zahoorahmad

 Profile Answers by zahoorahmad Questions by zahoorahmad

• Apr 13th, 2006

Well shared libraries have 2 types1) Static2) Dynamic.u can create library  byar cr -o sharedobj.a file1.o file2.o while file1 and file2 are headfiles (obj)now put this sharedobj.a into /usr/lib directory

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muru

• Nov 22nd, 2006

stty is used to set your terminal options. Following are some of the typical examples1. stty echo -iuclc The above command will switch off character display on your screen and ignore any cas...

Bal Reddy

• Aug 24th, 2005

Sets options for your terminal.  Print or change terminal characteristics.   

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thanigaivelb

 Profile Answers by thanigaivelb Questions by thanigaivelb

• Mar 6th, 2009

A zombie process is a process that completed execution but still in process table. When a process ends, all of the memory and resources associated with it are deallocated so they can be used by other ...

sanjay

• May 25th, 2007

A zombie is a process whose parent has exited but the child has not.

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shobhitcs

 Profile Answers by shobhitcs Questions by shobhitcs

• Jan 14th, 2008

Pstack is command to debug core

peter

• Jan 14th, 2006

> gdb a.out      ? core core? backtrace

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Deepika

• Jun 16th, 2019

Pipe:two related processors can communicate to exchange the data. Drawback:only related processors can communicate.
FIFO:only two processors can communicate either related or unrelated processors.
Drawback: both reader and writer can alive, other wise communication is not possible.

ksp

• Jul 5th, 2006

PIPE: Only two related (eg: parent & child) processess can be communicated. Data reading would be first in first out manner.Named PIPE or FIFO : Only two processes (can be related or unr...

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Create a program to find out the inode number of any desired file

shailesh chanderiya

• Jul 20th, 2016

Ls -lrti filename |awk { print $1}

Akshayenehra

 Profile Answers by Akshayenehra Questions by Akshayenehra

• Sep 20th, 2009

Read fname     #file name to be searched.p=`pwd`cd /l=`find -name $fname`l=`echo $l | ls -i`set $lecho "inode is $1"cd $p

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Write a shell script to find the smallest of three numbers that are read from the keyboard.

Gaurav.khurana

 Profile Answers by Gaurav.khurana Questions by Gaurav.khurana

• Apr 19th, 2015

#@goskn You have given for the biggest number :) .. # here is the code for the lowest number first=90; second=3; third=45; echo " $first $second $third "; if [ $first -gt $second ] then echo "...

goksn

 Profile Answers by goksn Questions by goksn

• Sep 7th, 2009

echo first_numread first_numecho second_numread second_numecho third_numread third_numif (first_num>second_num) then if (first_num>third_num) then echo $first_num is the biggest e...

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Joseph

• Mar 20th, 2018

From 2.6.23 kernel, completely fair scheduling is used which replaces old O(1) scheduling based on run queues

GOPI

• Jul 22nd, 2006

Multi level Round Robin Scheduling algorithm

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Answer posted by sonal on 2005-06-08 08:15:23: a memory leak occurs when mem is allocated but never freed . leakes can b caused by using malloc() without using any free(). but leaks can also be caused if a pointer to dynamically allocated memory is delleted overwritten , it can be caused when allocated mem is overwritten accidentally

Jerry

• Jul 26th, 2006

The former example explains dangling pointers which are a form of leaked memory. In book terms though, the former explanations are more true. Any memory malloc'd or new'd in C++ and not free'd or de...

Ravikumar

• Jul 14th, 2006

        Memory leak example occurs when a developer allocates memory, assigns it to a pointer, and then assigns a different value to the pointer without freeing the ...

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shobhitcs

 Profile Answers by shobhitcs Questions by shobhitcs

• Jan 17th, 2008

U can use ipcrm .....and use kill -9 to clean the process...

raj

• May 17th, 2007

shared memory can be cleaned byshmcleanipcrm after finding the ids using ipcs...

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avinaspandey

 Profile Answers by avinaspandey Questions by avinaspandey

• Jun 3rd, 2010

Sleep function can be used in the below scenario:1) Suppose you want to write the unix shell script which will keep on checking the arrival of a file in a particular directory in specified time, say e...

avinaspandey

 Profile Answers by avinaspandey Questions by avinaspandey

• Jun 3rd, 2010

The sleep() function will cause the calling thread to be suspended from execution until either the number of real-time seconds specified by the argument seconds has elapsed or a signal is delivered to...

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Duc

• Oct 4th, 2011

Gopi mentioned the Unix socket, not TCP/IP or any kind of networking socket

jsr.anur

 Profile Answers by jsr.anur Questions by jsr.anur

• Dec 6th, 2008

Sockets won't come in Inter Process Communication.Inter Process communication means communication between the processes with in the same system.Sockets can communicate with the external systems

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abdas

 Profile Answers by abdas Questions by abdas

• Aug 1st, 2011

To make the file more secure, if the original file get deleted accidently, then the link will be available there.

silambarasan_m

 Profile Answers by silambarasan_m Questions by silambarasan_m

• Nov 28th, 2007

IPC also

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sham2sushil

 Profile Answers by sham2sushil Questions by sham2sushil

• May 2nd, 2010

find / -atime -30 -print 2>/dev/null2>/dev/null will discard all the error message. So it will list only the files

suresh

• Aug 9th, 2007

find / -atime  -30

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Rohit_Ash

 Profile Answers by Rohit_Ash Questions by Rohit_Ash

• May 27th, 2009

We can use chmod *** dir_nameWhere *** are permissions.

shobhitcs

 Profile Answers by shobhitcs Questions by shobhitcs

• Jan 17th, 2008

How can we add stick bits in unix file system suppose a file name with abc....how will u add any sticky bit in that because control is not working in this case .....

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mkannanmca86

 Profile Answers by mkannanmca86 Questions by mkannanmca86

• May 6th, 2008

A file system is a collection on BOOT BLOCK, SUPER BLOCK, I-LIST and DIRECTORY AND DATA BLOCK. Every directory have a pointer to a i-node(Information node) number and the directory name. Every i-...

Chandan Kumar

• Aug 26th, 2007

There are three file system in UNIX as below:-1. Ordinary File System: contains only data2. Directory File System: contains other files and directories?3. Device File System: represents all hardware devices.

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sarikamagdum

 Profile Answers by sarikamagdum Questions by sarikamagdum

• Nov 12th, 2009

Read from file:cat file_nameOr on terminal pagewise read as :more file_name.Write to file :echo "`cmd`" > file_name.Where cmd= any executable UNIX command.     &n...

harish

• Dec 4th, 2006

We can use the read and write system call for thatread(fd,buff,BUF_SIZE);write(fd,buff,strlen(buff));assuming buff is a char string;

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ptmich

 Profile Answers by ptmich Questions by ptmich

• May 25th, 2012

Who | grep -c telnet | awk {print($1)}

nareshbhatm

 Profile Answers by nareshbhatm Questions by nareshbhatm

• Jan 6th, 2008

You can also use "finger"

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sk_seeker

 Profile Answers by sk_seeker Questions by sk_seeker

• Dec 29th, 2007

My previous post just died on me. So, let me repeat what I wrote before. If both reach the thread, my apologies.Linker: What does it do??-------------------------The job of the linker is to combine on...

vthegde

 Profile Answers by vthegde Questions by vthegde

• Dec 15th, 2007

I think the other advantage is, multiple processes can share the same image of the library. this would reduce the foorprint and memory requirements of the process during execution

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