Already have an account? Get multiple benefits of using own account!
Login in your account..!
Remember me
Don't have an account? Create your account in less than a minutes,
Forgot password? how can I recover my password now!
Enter right registered email to receive password!
WRITE Statement:
The WRITE statement for a relative file has the format which is as shown below.
WRITE record-name [ FORM identifier ]
[ ; INVALID KEY imperative statement ]
At the time of the execution of WRITE statement, the file should be open either in the OUTPUT or I-O mode. For illustration, assume REL-OUTPUT AND REL-KEY are the record name and relative key data item name for a relative file opened in the I-O mode. Then, upon execution of the statements below:
MOVE 50 TO REL-KEY.
WRITE REL-OUTPUT INVALID KEY GO TO PARA-INVALID.
The record is written at the 50th record location on the file.
The imperative statement of INVALID KEY phrase is the execution in the situation as shown below:
(i) When a try is made to write beyond the externally-defined boundaries of the file.
(ii) When a try is made to write in the record place that already contains a valid record.
Example of Level numbers - cobol programming: To explain the hierarchical structure introduced above, the concept of the level number is employed in COBOL. The most broad
Write a COBOL IF sentence to use the values of numeric variables EXAM and COURSEWORK , both assumed to be with format PIC 999 and in the range 0 to 100 and to move the value:
We have input file, record layout is EMP ID (6 char) , EMP NAME (20 char), Designation (3 char),Salary (5 digit) Base Branch (10char) Grade (3 Alphanumeric). This is the input f
Data Names and Identifiers: The Data name provides reference to the storage space in the memory where the real value is stored. This value takes part in the operation whene
FILE-CONTROL paragraph for the indexed files: The common format for the SELECT clause for a file is as shown below: SELECT file-name ASSIGN TO implementor -name
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
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:
single program how may when statement has used
scope of marginal costing
SEARCH VERB: The SEARCH verb is used to position elements in one-dimensional tables. Let us consider the following problem. Assume that each element of a table consists of thr
Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!
whatsapp: +91-977-207-8620
Phone: +91-977-207-8620
Email: [email protected]
All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd