Answer Posted / madhavi

test is used to validate an expression in shell script.
for ex:in if loop ,is used as follows
if test a > b
{
#some statements
}
fi
instead of
if [ a > b ]
{
#some statements
}
fi

How to calculate the number of passed arguments?

1078

---

What are script files?

1025

---

Is shell and terminal the same?

1044

---

Is cmd a shell?

1009

---

How will you copy a file from one machine to other?

997

---

What is shell environment?

979

---

How do I stop script errors?

1112

---

What is echo in shell?

1098

---

What does .sh file contain?

942

---

What is a shell script? Can you name some of its advantages?

1047

---

How do we create command aliases in a shell?

987

---

Is bash an operating system?

975

---

i have 2 tables 4 colums table 1 respective values a1 6, a2 8,a3 9,a4 14 & table 2 respective values a1 6, a2 8, a3 9, a4 12. if compare 2 tables 3 colums values same then 4th column values 1)Qes diff >5 then (5 * diff value ) 2)Qes diff <5 the 5 3)Qes diff 5 then 5 print respective values..

2131

---

Is shell scripting useful?

1037

---

c program which behaves like a shell(command interpreter). it has its own prompt say "NewShell$".any normal shell command is executed from your shell by starting a child process to execute a system program corrosponding to the command

5396

---