Automation System
Resolution in a CRT refers to:

the speed at which the monitor can accept data from the computer
the number of phosphor dots that react when hit by the electron beam
None of these
the number of pixels in each square centimeter
the number of addressable elements on the tube

ANSWER DOWNLOAD EXAMIANS APP

Automation System
Time proportioning control:

cannot use a TM990 micro¬computer
is less efficient than normal PID control
a and b above.
can be used on a PM550 programmable process controller
None of these

ANSWER DOWNLOAD EXAMIANS APP

Automation System
An encoder:

can have only four keys
None of these
is used to send telegraph signals
converts an input to a binary number
converts a binary number to a decimal number.

ANSWER DOWNLOAD EXAMIANS APP

Automation System
D/A (digital to analog) conversion:

None of these
must be fed through a filter to reproduce the original signal accurately
results in a binary code as the final output
has to be sampled at 1/2 the highest input frequency
both (b) and (c)

ANSWER DOWNLOAD EXAMIANS APP