Block size - file characteristics , COBOL Programming

Assignment Help:

Block Size:

The normal practice is to group a number of consecutive records to form that is termed as a block or a physical record. The number of records in a block is frequently known as "blocking factors".

The IOCS reserves a memory space equivalent to the size of a block of the file. This memory space is termed as the buffer. 

 


Related Discussions:- Block size - file characteristics

Label record and value of clause, LABEL RECORD CLAUSE: This clause spe...

LABEL RECORD CLAUSE: This clause specifies whether or not the standard header and trailer labels must be present in the magnetic-tape files. VALUE OF CLAUSE: The VAL

Occurs, what does it used

what does it used

Point location - picture clause, Point Location: The position of the d...

Point Location: The position of the decimal point is the other characteristic which can be specified in the case of the numeric data items. If the position is not specified, t

Display statement, DISPLAY STATEMENT:   The function of the DISPLAY s...

DISPLAY STATEMENT:   The function of the DISPLAY statement is just opposite to that of the ACCEPT statement. It is used to display the low-volume results on the operator's co

Program for perform - thru, PROGRAM FOR PERFORM - THRU: We have to wri...

PROGRAM FOR PERFORM - THRU: We have to write a program to elaborate PERFORM ...THRU statement Identification division. Program- id.  Perfthru. Environment division.

Format for cobol programs, Format for COBOL Programs: The COBOL is a h...

Format for COBOL Programs: The COBOL is a high-level language. Therefore, a COBOL program can be executed on a computer for which a COBOL compiler exists. The compiler transla

File status clause, FILE STATUS clause: This clause has been involved ...

FILE STATUS clause: This clause has been involved in the above syntax for completeness. The ORGANIZATION, REVERSE, ACCESS and STATUS clause can be specified in any order.

Comparison of nonnumeric operands - relational condition, Comparison of Non...

Comparison of Nonnumeric Operands: A nonnumeric operand can be compared to the other nonnumeric operand according to the rules as shown below: (i) Fields of Equal Sizes:

Perform statement, PERFORM STATEMENT:   The PERFORM statement can be ...

PERFORM STATEMENT:   The PERFORM statement can be used to execute the group of consecutive statements written elsewhere in the program. We refer to this group of statements a

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

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!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd