What Type of Function Is Being Performed When a Router

question 14

Multiple Choice

What type of function is being performed when a router screens packets based on information in the packet header?

• A) packet filtering
• B) packet scanning
• C) router screening
• D) IP filtering

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Definitions:

RTO Timers

Retentive Timer On; a type of timer in PLC programming that retains its accumulated value even after the controlling input is de-energized.

TOF Timer

"Timer Off-Delay," an instruction in PLCs where the timer starts counting when the input signal turns off, executing an action after the delay period ends.

TON Timer

In PLC programming, it stands for "Timer On Delay", which starts timing when the input condition becomes true and triggers an output after a set time period has elapsed.

Accumulated Time

The total amount of time collected or summed up over a period, often used in scheduling or process control scenarios.