Assignment-2 Learn Control Statements

 

Learn Control Statements- Write the shell scripts

1.Check whether the number is even or odd(if else)

2. Check the quadrant of a given point(x,y) ( if else with multiple conditions)

3. Find the biggest of 3 numbers ( if elif)

4.Enter  a month number and print its name( case)

5. Check whether the given number is prime or not ( while)

6.Find sum of the digits of a number.(  until)

7.Print all odd numbers less than 50. (  for)

8.Print all the words and its length from a file f. (  for)

9.Check whether the given string is palindrome.(string functions)

10.Print palindrome words from a file(nested loops - for )

11.Print all prime numbers less than 100 ( nested loop -while)

12.Print the words starting with letter ‘a’ in sorted order from a file f.( Hint:use for loop to extract words and write it to another file. Use sort command to sort and then use grep command to extract words starting with letter ‘a’)

Note: We do these programs to learn the syntax of control statements. Shell scripts are not used for doing arithmetic problems.Bash shell support only integer arithmetic.