Question { IBM, 6068 }

What is task control and what are the CICS commands
associated with it?

Answer

Task Contorl KCP - Provides funtionf of synchronization of
task activities and to have control over resources

Commands are

SUSPEND - To suspend a task
ENQ - To have a exclusive control over a resource
DEQ - To release

Examples of ENQ/DEQ can be while using a TSQ, you want to
have a exclusive control

Question { 3996 }

What is the primary function of the Sign-on Table?

Answer

To register the security info of all CICS users. There are
two sign on tranasactions available CESN and CSSN

CESN - Sign on transaction with the external security
manager.

CSSN - Sign on transaction without the external security
manager

Question { HP, 17031 }

what is mapfail and when we get this error?

during send map or receive map?

Answer

Can occur on Receive command.
This occurs when no usable data is transmitted or is
unformatted.
This Occurs when operator used a PA or CLEAR key
Can occurs when operator pressed enter or PF key when no
field defiend in MDT is set on

You can use a HANDLE command to check for mapfail

Please add and correct if required.