UNIX Programming – May 2011

Part – A

    1. List out file types?
    2. List the storage classes in C?
    3. What is meant by record locking?
    4. What is the difference between system call and library function?
    5. Explain exit function.
    6. Explain job control?
    7. Write about readin function?
    8. What is a stream? Explain in detail?
    9. Write about record locking?
    10. What is shared memory?

Part – B

Unit -I

  1. Explain about:
    1. Open function
    2. Close function
    3. Creat function
  2. Explain about dmp and dmp2 functions?

Unit -II

  1. Explain memory layout of a C program?
  2. Explain Environment variable?

Unit -III

  1. Explain changing uses ID’s and group ID’s?
  2. Write about process groups?

Unit -IV

  1. Explain about memory mapped I/O?
  2. What is a Daemon process? Explain the coding rules for a Daemon?

Unit -V

    1. Write about pipes?
    2. Explain about popen and pclose functions?
  1. Explain the database library functions in Database structure?

Attention : This exam questions are converted from the real exam paper to a digital text format by using an OCR Software that may made some mistakes, I reviewed it many times to correct it, But may still there some errors that I missed or misspelled, So if you detect an error or mistake PLEASE report by adding a comment or contact me.