COBOL and Data Processing

Paper II - COBOL and Data Processing
DC 2 October 2007
Part A - (20x2 = 40 Marks)

1. What is the character set used in COBOL
2. Define: Nonnumeric Literal
3. What are figurative constants
4. What is the use of SOURCE-COMPUTER paragraph
5. Write a note on: VALUE clause
6. Write the use of MOVE verb
7. Write the general format of the READ statement
8. What is the use of 66 Level number?
9. Define: Group Data Item.
10. Write the use of '9' PICTURE clause character
11. Write the note on: ROUNDED option
12. What is the purpose of SIGN clause
13. What is the Relation condition? give an example.
14. Write the Relation operators in COBOL
15. Write a note on: GOTO statement
16. What are the subscripted variables?
17. Define: Record
18. What are the sequential files?
19. Write the general syntax of MERGE statement
20. Write a note on: FILE-CONTROL paragraph

PART B (5 x 12 = 60 Marks)

Answer all questions

1. (a) Explain the uses of all divisions of COBOL program with examples
   or (b) Describe the rules for formating valid COBOL words with suitable illustrations
2. (a) Explain the uses of different PICTURE clause Editing characters with examples
   or (b) Write a COBOL program to find the simple and compound interest
3. (a) Describe the general forms of MULTIPLY and DIVIDE statements with examples
   or (b) Explain the following statements with examples
   (i) COMPUTE verb
   (ii) DISPLAY verb
   
4. (a) Describe the different types of conditions with examples
   or (b) write a COBOL program to do matrix addition
5. (a) Desribe the file control entries and I/O statements for sequential find with examples.
   or (b) write a COBOL program to do Inventory processing
   

PGDCA 2007 - Fundermentals of Computers

Paper I - Fundamentals of computers.
For those who joined in July 1999 and after.

Time: Three Hours
Maximum: 100 Marks

PART A - (20 x 2 = 40 Marks)
Answer All the questions

1. What are Mini Computers?
2. Write a note on: Super Computers.
   
3. Define: Computer Program
4. What is structured programming?
5. Write a note on : EBCDIC
6. Determine the binary equivalent of (36)10
7. Determine the Octal Equivalent of (4.3C)16
8. What are registers?
9. What is the function of input unit?
10. Write a note on: Control Unit
11. What is the function of primary memory?
12. Distinguish between Kilobyte and Megabyte
13. List down common mouse actions
14. What is CRT?
15. What are the advantages of machine language?
16. Define: Application Software
17. What is meant by Simplex Transmission?
18. Define: Guided Transmission Media?
19. Write a note on: Hub
20. Define LAN

PART B - (5x12 = 60 marks)

1. (a) Explain the classification of the computers according to functionality
   
   or
   
   (b) Explain about any four application areas of computers
2. (a) (i) Determine the hexadecimal equivalent of (584666)10
   (ii) Determine the decimal equivalent of (45C.8BE3)16
   
   or
   
   (b) What are the advantages and disadvantages of high level languages and assembly level languages? explain with examples.
   
3. (a) Explain the working of a digital computer system with block diagram.
   
   or
   
   (b) Explain the classification of secondary storage devices
   
4. (a)Explain the different functions of an operating system
   
   or
   
   (b) write short notes on
   (i) Multi-tasking OS
   (ii) Real-time OS.