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Object-Computer - Configuration section:
The computer name specifies a specific computer on which the object program is to be executed.
The MEMORY SIZE is used to show the amount of storage available to the object program. This clause is used in the conjunction with the SORT verb.
The PROGRAM COLLATING SEQUENCE clause specifies the collating sequence which is to be used to compare the nonnumeric data items. The alphabet name in this clause must be defined in the SPECIAL-NAMES paragraph to state the collating sequence. If this clause is missing or absent, the machine's own collating sequence known as the NATIVE is supposed.
The SEGMENT-LIMIT is used in most of the compilers to indicate that the sections having segment number less than the number specified in the integer-2 must be held in the permanent region of storage and must not be transferred to and from the virtual memory. All the entries in this paragraph are terminated using the period ( a dot). Below is the example of the OBJECT-COMPUTER paragraph.
OBJECT-COMPUTER.
MEMORY SIZE 8000 WORDS.
Illustration of perform statement: PERFORM CALCUALTE-TAX. In this illustration, the CALCULATE-TAX is either a section name or paragraph name. Assume that it is a section
WRITE STATEMENT: The WRITE Statement verb releases a record in an output file. The syntax for the WRITE statement can be unlike depending on the output device and the medium us
PROGRAM FOR CONDITION NAMES: We have to write a simple program to demonstrate Condition names usage. identification division. program- id. environment division.
CONDITION - COBOL Programming: The condition is an entity which at one point of time can have only one of the two values - true or false. As we already know that, the IF verb
Example of read statement: Illustration: READ OLD-MASTER AT END MOVE ZERO TO END-OF-RECORDS. As a result of this statement, generally the next record from the OLD-MAST
STATEMENTS FOR SEQUENTIAL FILES: A basic operation on a file includes the reading and writing of its records. Whenever the file is sequential, there are three verbs for the
The LENDER Bank offers mortgages on homes valued up to $500,000. The required down payment is calculated as follows: 4% of the first $60,000 borrowed 8% of the next $30,000 borro
CLASS CONDITION: The class condition establishes whether or not the value of the operand is numeric or alphabetic. The operand is numeric if it contains only the digits 0 t
Environment Division: The Environment Division is the second division in the COBOL source program. It is mainly machine-dependent . The computer and all the peripheral dev
OPEN statement: We know that the processing of a file should start with the execution of an OPEN statement. The file can be opened in any one of the 4 open modes - INPUT, OUTP
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