Answer Posted / rag sagar.v

echo Enter the string
read s
echo $s > temp
rvs="$(rev temp)"
if [ $s = $rvs ]
then
echo "it is palindrome"
else
echo " it is not"
fi

How will you pass and access arguments to a script in linux?

1161

---

how will you find the total disk space used by a specific user?

1051

---

What is echo in shell?

1115

---

What is mac default shell?

1107

---

What language is used in terminal?

988

---

What are the 3 standard streams in linux?

1143

---

Is it possible to substitute "ls" command in the place of "echo" command?

1056

---

How to debug the problems encountered in the shell script/program?

1152

---

How do you create a shortcut in linux?

1212

---

How do I open a jshell in cmd?

1254

---

How can we find the process name from its process id?

1180

---

on “sed” command EmpData(Sample Database) 1122|j.b. saxena |g.m. |account |12/12/52|6000 2233|n.k. gupta |d.g.m |sales |31/12/40|9000 4545|anil agarwal |director |account |06/07/47|7500 5656|lalit choudhury |executive|marketing|07/09/50|5000 1265|chanchal singhvi|g.m. |admin |12/09/63|6000 0110|shyam saksena |chairman |marketing|12/12/43|8000 5566|jai sharma |director |account |23/12/89|7000 7733|jayant |d.g.m |sales |29/02/70|6000 1. From the above database substitute the delimiter of first 3 lines with “ : “ 2. From the above database substitute the delimiter with “ : ” 3. Insert the string “ XYZ Employees” in the first line. 4. Store the lines pertaining to the directors, d.g.m and g.m into three separate files. 5. Using address store first 4 lines into a file Empupdate. 6. Find the pattern “account” in the database and replaces that with “accounts”. 7. Select those lines which do not have a pattern “g.m”. 8. Insert a blank line after every line in the database.

3111

---

What is ms powershell?

1029

---

Explore about environment variables?

1046

---

determine the output of the following command: echo ${new:-variable}

986

---