How to see transaction in CICS?

Type CEDF and press enter in the CICS region. The terminal is in EDF mode message will be displayed. Now type the transaction id and press the enter key.

What is CICS task?

A task is single instance of the execution of a transaction. This word, task, has a specific meaning in CICS. When CICS receives a request to run a transaction, it starts a new task that is associated with this one instance of the execution of the transaction type.

How to start CICS transaction?

You start a CICS transaction by pressing the CLEAR key to clear the screen, and entering the transaction identifier, either by itself or followed by data, on the command line of the screen. The command line is a single line, usually at the top of the screen.

How do I cancel a CICS task?

The REQID must be specified by the suspended task. A POST command can be cancelled by the same task and no REQID needs to be specified. A POST command can be cancelled only by a task other than the task that issued the POST command. The REQID must be specified by the suspended task.

What is the difference between task and transaction in CICS?

The difference between a transaction and a task is that several users can invoke a transaction but each user initiates his own task.

What is Max task in CICS?

The maximum number of user tasks that can exist in a CICS® region at the same time is increased from 999 to 2000. The minimum value is increased from 1 to 10, and the default value is increased from 5 to 500.

What is start command in CICS?

A local EXEC CICS START command generated from a transient data (TD) trigger. A local asynchronous EXEC CICS START command received from an event processing (EP) adapter. An EXEC CICS START command that specifies a TERMID or a USERID parameter value.

What is purge in CICS?

It is possible for a looping CICS® task or shortage of CICS resources to bring all normal processing in a CICS region to a halt. The KILL option helps you to remove such tasks more quickly from a CICS region, with the minimum impact on the integrity of your systems.

What are the commands for log on and log off in CICS?

Write the sign-off message to your terminal. Log the message on the transient data destination CSCS. Log any error message on the transient data destination CSMT….Effects of CESF.

Command issued VTAM® DISCREQ=YES Otherwise
CESF LOGOFF Disc, TTI TTI
CESF GOODNIGHT Disc, TTI NOTTI

What is TDQ and TSQ?

TDQs are read destructive.. as soon as read occurs on a record, that record will get deleted from TDQ. Whereas, in TSQ, program can read the records sequentailly (or) randomly. it wont delete records when read happened.