QUESTION $1$

$1\mathrm{.}1$ A process technician's job is to make sure that every process in an industry is running safely and continuously. In the past, the monitoring of these processes was done at the unit and was maintained locally by operators, technologists, technicians and engineers. Today, many of these process plants have gone to full automation, which means that engineers, technologists, technicians and operators are helped by a distributed control system that communicates with the instruments in the field.

$1\mathrm{.}1\mathrm{.}1$ In the context of process control, what are the tasks that a control system is required to perform?

$1\mathrm{.}1\mathrm{.}2$ What are the five $(5)$ operational objectives that a control system is aimed to achieve?

$(5)$

$1\mathrm{.}1\mathrm{.}3$ Briefly explain the word "control" as used in Process Control Module.

$(3)$

$1\mathrm{.}1\mathrm{.}4$ How is process control mostly documented?

$(4)$

$1\mathrm{.}1\mathrm{.}5$ Mention any five $(5)$ process control variables that are normally controlled in some process measurement industries.