Answer Posted / karthik chowdary

#include<stdio.h>
main()
{
int p1[2],p2[2],a;
char *msg1="hai";
char *msg2="infosys";
char *buff[7];
a=fork();
pipe[p1];
pipe[p2];
if(a==0)
{
write(p1[1],msg1,7);
sleep(5);
read(p2[0],buff,7);
printf("%s",buff);
}
else
{
read(p1[0],buff,7);
printf("%s",buff);
write(p2[1],msg2,7);
}
}

Explain the system calls used for process management?

985

---

Tell me set-user-id is related to (in unix)?

920

---

What is unix ipc?

1020

---

What is fork()?

1049

---

What is ipc in unix?

1018

---

What is ln(linking)?

1045

---

What is the full form of ipc?

1138

---

How to write the program on full-duplex communication on bidirectional(e.g using two pipes)?

1022

---

What is daemon?

1047

---

How to write the program on full-duplex communication on bidirectional?

1049

---

What is i-node numbers?

1168

---

Explain linking across directories?

965

---

What is the condition required for dead lock in unix system?

980

---

Explain what are the system calls used for process management?

959

---

Which ipc is faster?

987

---