Model Question for GE2155 – Computer Practice Lab-II Set – II

GE2155 – Computer Practice Lab-II

Set – II

1. a. Write and execute the following UNIX commands

(i) Create a directory

(ii) Create a file

(iii) Rename the directory

(iv) Rename the file

(v) View the file

        b. Write a Shell program to execute various UNIX commands using case statements

       c. Write a C program to create a file, which contains register number, name, age etc. and display the contents of the file.

2. a. Write and execute the following UNIX commands

(i) Create a file

(ii) Update the file

(iii) Display the file contents
(iv) Display the file with line number

(v) Count the number of words in the file

    b. Write a Shell program to count the number of vowels in a line of text

    c. Write a C program to create a file, which contains employee id, name, age etc and display thecontents

3. a. Write and execute the following UNIX commands

(i) Create a Directory called main

(ii) Create a sub-directory called sub in the main directory

(iii) Create a file in the main directory

(iv) Copy the file to the sub directory

(v) Delete the file in the main directory

    b. Write a Shell program to display student grades

    c. Write a C program to create a file, which contains two numbers followed by an operator in a line.Read a line of the file, while reading it; with respect to the operator perform the operation againstthe numbers.

4. a. Write and execute the following UNIX commands

(i) Display the calendar

(ii) Display the date and time

(iii) Display the present working directory

(iv) Display your user name

(v) Create a file using cat command

   b. Write a Shell program to find the smallest number from a set of numbers

   c. Write a program to perform file copy operation.

5. a. Write and execute the following UNIX commands

(i) Use finger command

(ii) Use grep command

(iii) Use diff command
(iv) Use uniq command

(v) Use cmp command

     b. Write a Shell program to find the smallest digit from a number

     c. Write a program with an append operation on an existing file.

6. a. Write and execute the following UNIX commands

(i) Create a directory

(ii) View all directories from a user

(iii) Rename a directory

(iv)View all directories start with a specific character

(v) View only the hidden directories

    b. Write a Shell program to find the sum of all numbers between 50 and 100, which are divisible by3 and not divisible by 5

     c. Write a program to create two files and perform merge operation on it

7. a. Write and execute the following UNIX commands

(i) Create a file

(ii) View only files from a directory

(iii) Rename a file

(iv) View all files starting with a specific character

(v)  View all the files which has a specific extension

    b. Write a Shell program to find the sum of digits of a number until a single digit is obtained.

    c. Write a C program to find the second largest digit from a number using function.

8. a. Write and execute the following UNIX commands

(i) Create a file

(ii) Display only the first two characters of all the lines from a file
(iii) Convert the lower case to uppercase

(iv) Combine two strings

 (v) Display the file contents in descending order

    b. Write a Shell program to find the second highest number from a set of numbers

   c. Write a C program to find the sum of digits of a number using function.

9. a. Write and execute the following UNIX commands

(i) Create two files with the name of name.txt, which contain only names, and reg.txt withthe content of register number respectively.

(ii) Combine the two files in the form of register number followed by name

(iii) Sort the two files in ascending order

(iv) Count the number of lines in the files

(v) Rename the two files.

   b. Write a Shell program to find the second largest digit from a number

c. Using function, write a C program to check whether the given number and its reverse are same

10. a. Write and execute the following UNIX commands

(i) Create two files

(ii) Combine the two files

(iii) Search a specific word from any one of the file

(iv) Search a specific file from a directory

(v) Display the common and distinct line of content from a file

    b. Write a Shell program to find the sum of odd digits and even digits from a number

    c. Write a C program to find the sum of square of individual digits of a number using function.

11. a. Write and execute the following UNIX commands

(i) Create two files

(ii) Display the content of both the file

(iii) Count the number of characters of both the files

(iv)  Rename the two files

(v) Combine the two file without duplicate

      b. Write a Shell program to find the sum of two numbers using function programming

      c. Write a C program to find the smallest digit from a number using function.

12. a. Write and execute the following UNIX commands

(i) To view all the files and directories page by page

(ii)To view only the directories page by page

(iii) To view only the files from a directory

(iv) Display the working directory

(v) Display the complete path of the working directory

     b. Write a Shell program to find the largest number between two numbers using function.

     c. Using function, write a C program to check whether the given number and its reverse are same

13. a. Write and execute the following UNIX commands

(i) Display the calendar

(ii) Execute more than one command at a time (using semi-colon;)

(iii) Display the user’s full detail

(iv) Display the user-id / Group-id

(v) Execute more than one command at a time (using logical-AND&&)

    b. Write a Shell program to find the largest among three numbers

     c. Write a C program using dynamic memory allocation to perform binary search operation

14. a. Write and execute the following UNIX commands

(i) Demonstrate pipe command

(ii) Demonstrate tee command

(iii) Use more than one command at a time (who and date)

(iv) Create a file called create.txt

(v) Move the file create.txt to move.txt

b. Write a Shell program to find the largest among ‘n’ different numbers

c. Write a C program using dynamic memory allocation to perform linear search operation

15. a. Write and execute the following UNIX commands

(i) Create a file
(ii) Print the specified number of lines of a file start from end of file

(iii) Display the file content with line number

(iv) Update the file content with I/O redirection

(v) Rename the file

   b. Write a Shell program to find the largest digit of a number

   c. Write a C program to create a file, which contains employee id, name, age etc and display thecontent

16. a. Write and execute the following UNIX commands

(i) Create a directory with the name of Exam

(ii) Change the Exam directory as the working directory

(iii) Create a file called exam.txt in the Exam directory

(iv) View the content of the exam.txt file

(v) Rename the file exam.txt to test.txt

    b. Write a Shell program to find the sum of ‘n’ different numbers.

    c. Write a program with an append operation on an existing file.

17. a. Write and execute the following UNIX commands

(i) To check the working directory

(ii) Change the password

(iii) To display today’s date

(iv) To display the calendar of this month

(v) To display a message “University Exam” using a special character
     b. Write a Shell program to find the sum of digits of a number
    c. Write a C program using pointers to swap two numbers

18. a. Write and execute the following UNIX commands

(i) Create two directories called CS1101 and CS1102

(ii) Create a file called cs1101.txt in the CS1101 directory

(iii) Copy the file cs1101.txt from CS1101 to CS1102

(iv) Update the file content of cs1101.txt in the CS1102 directory

(v) Rename the file in the CS1102 with cs1102.txt

    b. Write a Shell program to print the reverse of a number

    c. Write a C program using pointers to copy the content of one array to another

19. a. Write and execute the following UNIX commands

(i) Create a file

(ii) Rename a file

(iii) Change the mode of the file to read only

(iv) View the content of a file

(v) Count the number of words in a file

   b. Write a Shell program to find the factorial of a number using for loop

   c. Write a C program to create a file, which contains two numbers followed by an operator in a line.Read a line of the file, while reading it; with respect to the operator perform the operation againstthe numbers.

20. a. Write and execute the following UNIX commands

(i) Count the specific number of lines from a file start from the beginning of the file

(ii) To destroy a specific file from a user directory

(iii) Send a greeting message to other user

(iv) Execute a shell program

(v) To display current’s time

    b. Write a Shell program to generate Fibonacci series

   c. Write a C program to create a file, which contains register number, name, age etc. and displaythe content of the file.