COBOL اسئلة واجوبة المقابلات
سؤال 41. Explain the concept of the INDEX in COBOL.
The INDEX in COBOL is a special register that is used to store the position within a table. It is often manipulated using the SET and PERFORM statements.
Example:
SET TABLE-INDEX TO 1.
سؤال 42. What is the purpose of the EXIT PARAGRAPH statement?
The EXIT PARAGRAPH statement in COBOL is used to exit a specific paragraph prematurely. It is useful for controlling the flow within a section of code.
Example:
PERFORM PROCESS-DATA.
IF ERROR-FLAG = 'Y' THEN
EXIT PARAGRAPH.
END-IF.
سؤال 43. Explain the concept of the SET ENVIRONMENT statement.
The SET ENVIRONMENT statement in COBOL is used to specify or change environment settings, such as the currency symbol, decimal point character, or date format.
Example:
SET ENVIRONMENT CURRENCY-SYMBOL '$'.
سؤال 44. What is the purpose of the USE statement in COBOL?
The USE statement in COBOL is used to declare and specify the usage of indexes in a SEARCH statement. It associates an index with a table to optimize search operations.
Example:
USE EMPLOYEE-INDEX.
سؤال 45. Explain the concept of the ACCEPT FROM statement.
The ACCEPT FROM statement in COBOL is used to receive data directly from an external device, such as a keyboard. It simplifies interactive input operations.
Example:
ACCEPT WS-EMPLOYEE-ID FROM 'Enter Employee ID:'.
الاكثر فائدة حسب تقييم المستخدمين:
- What is COBOL?
- Explain the Division structure in COBOL.
- What is the purpose of the LEVEL number in COBOL?