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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.
SEQUENTIAL FILE CREATION AND REWRITING: We have to write a program to create a student file with just two fields: sno i.e. Student Number and same i.e. Student Name. Add a few
FILE-CONTROL ENTRIES FOR THE SEQUENTIAL FILES: The characteristics of each and every files handled in a program are specified in the ENVIRONMENT DIVISION and DATA DIVISION.
PROGRAM FOR ADD VERB: We have to write a simple program to elaborate the ADD verb. You can also use edit characters in the program. Identification division. Program- id.
Example of condition names: The illustration below is of the use of the condition names 77 MARITAL-STATUS PIC 9 88 SINGLE VALUE IS ZERO 88 MA
Comparing features of oracle rdbms with Mysql
PROGRAM FOR CONDITION NAMES: We have to write a simple program to demonstrate Condition names usage. identification division. program- id. environment division.
PROGRAM FOR COMPUTE VERB: We have to write an easy program to elaborate the COMPUTE verb. Identification division. Program- id. compverb. Environment division. Da
Comparison of the Numeric Operand with Nonnumeric Operand: The numeric operand can be compared to the nonnumeric operand subject to the restrictions which are as follows.
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
ARITHMETIC VERBS: Most of the problems need some computations to be performed on the input or intermediate data that are numeric in nature. The Arithmetic verbs are used to pe
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