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Rules for constructing an Arithmetic Expression:
The rules for constructing an arithmetic expression are as shown below:
(i) When an arithmetic expression specifies a calculation, it may consist of two or more numeric literals and/or data names joined by the arithmetic operators. The following table lists some of the operations and their meaning.
There should be at least one space preceding and the operator in an arithmetic expression is as shown below. No two arithmetic operators can appear altogether in an expression. In this respect the ** is considered as a single operator.
(i) Parentheses may be used to indicate the order of the operations in an arithmetic expression. Where the parentheses are absent, then the order is taken to be left to right as shown:
Whenever the parentheses are used, the part of the expression enclosed within the parentheses is computed first.
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
Example of Move corresponding: Consider the DATA DIVISION entries shown below. Suppose it is needed that the data stored in the 4 fields of the PAY_REC should be
Second form of Divide verb: The second form of this verb is as shown below: In this situation the identifier-1 or numeric- literal-1 will be divided by identifier-2 or
PROGRAM FOR ADD CORRESPONDING: We have to write a simple program to demonstrate Add Corresponding. identification division. program- id. environment division.
ACCEPT STATEMENT: The ACCEPT statement is used to read the low-volume data from the operator's console, several other hardware device or from the operating system. The common
Buffers: The Modern computers are able of handling I-O operations independent of the CPU by means of the hardware termed as data channel. For illustration, if two buffers a
, (Comma) : A comma, whenever used in a picture, is considered as an insertion character and inserted wherever it become visible. There can be more than one comma in the pictu
B (Blank Insertion) : The occurrence of a B anyplace in the picture will insert a space character in the edited data. There can be more than one B in the picture. Examples:
Illustration of the abbreviation: A few illustration of the abbreviation are given below: Illustration: The compound condition AMOUNT GREATER THAN 499 AND AMOUNT L
program
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