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INPUT-OUTPUT SECTION:
This section holds information regarding the files to be used in the program. There are 2 paragraphs in this section- FILE-CONTROL & I-O-CONTROL.
The FILE-CONTROL is used almost in every program. Below are some of the entries of the FILE-CONTROL paragraph. The Input-Output section is elective in many computers.
Concept of a two-dimensional table: Concept of a two-dimensional table can be easily extended to tables having three or more dimensions. The Handling of tables up to three dim
ADD VERB: The ADD Verb can be used to find the sum of two or more numbers and to store the sum. The ADD verb takes any one of the two forms as shown below:
COMPUTE VERB: The COMPUTE verb is very powerful. All the evaluations performed by the other 4 verbs can also be completed easily by using the COMPUTE verb. Its normal format i
Rules for constructing an Arithmetic Expression: The rules for constructing an arithmetic expression are as shown below: (i) When an arithmetic expression specifies a calcu
MOVE CORRESPONDING: It is frequently required to move some of the data items of one group to some other data items in the other group. If the names of the equivalent data item
PROGRAM FOR SIMPLE PERFORM: We have to write a program to elaborate simple PERFORM statement Identification division. Program- id. Perf1. Environment division. Da
OCCURS - INDEXED BY PROGRAM: identification division. program- id. searching. environment division. data division. working-storage section. 01 table1. 0
Valid and Invalid Word - Cobol words: Valid Word Invalid Word & Reason emp-sal -pay ( it starts with a hyphen) TOTAL MARK (blank space em
FILLER CLAUSE: Consider the statements as shown below: 1) 01 f pic x(80) value all "-". This statement origins a line of 80 characters filled with "-"
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
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