1000+ Mechatronics Objective Questions and Answers Pdf - 1

Question: 1

Which of the following memories must be refreshed many times per second?

(A) ROM

(B) EPROM

(C) Static RAM

(D) Dynamic RAM

Question: 2

A technology for application of mechanical, electronics and computer based systems to control and operate systems.

(A) Microprocessor based systems

(B) PLC

(C) Sequential controller

(D) Automation

Question: 3

Typical scan time of a PLC ranges from

(A) 1 to 20 milli seconds

(B) 1 to 50 milli seconds

(C) 2 to 50 micro seconds

(D) 1 to 100 milli seconds

Question: 4

The process of starting a computer system by loading instructions from a secondary storage device into the computer memory is called

(A) Uploading

(B) Downloading

(C) Booting

(D) Duping

Question: 5

Sequencing and control operations are performed by

(A) Computer Aided Design (CAD)

(B) Computer Numerical Control Machine (CNC)

(C) Computer Based Control System

(D) Programmable Logic Controllers (PLC)