Buffers - file characteristics, COBOL Programming

Assignment Help:

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 are allocated for an input file, the IOCS can fill- in one buffer whereas the program processes the records already read and accessible in the other buffer. 

 

 


Related Discussions:- Buffers - file characteristics

Example of file-control, Example of File-control: The assign clause as...

Example of File-control: The assign clause assigns a specific physical peripheral device name to a file. The physical peripheral device are machine-dependent. We use the devic

Block contains and records contains clause, BLOCK CONTAINS CLAUSE: Int...

BLOCK CONTAINS CLAUSE: Integer -1 of the BLOCK CONTAINS clause indicates the block size either in terms of records or in terms of characters. For illustration, BLOCK CONTAINS

Non numeric literals - cobol program, Non numeric: The nonnumeric lite...

Non numeric: The nonnumeric literal is used in normal to output messages or headings. The Characters which are enclosed between " " constitute nonnumeric literal. The maximum

Program for if condition, PROGRAM FOR IF :   We have to write a progr...

PROGRAM FOR IF :   We have to write a program to check whether the given number is ODD or EVEN. Identification division. Program- id. Ifst. Environment division.

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.

Picture specification - picture clause, PICTURE specification: The siz...

PICTURE specification: The size of a group item is equivalent to the total of the sizes of all the subordinate elementary items. The group item class is alphanumeric. The i

Occurs, what does it used

what does it used

Add verb, ADD VERB: The ADD Verb can be used to find the sum of two or ...

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:

Rules for constructing an arithmetic expression, Rules for constructing an ...

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

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