Automation Systems Question & AnswersJuly 7, 2021 By WatElectronics This article lists 100+ Automation Systems MCQs for engineering students. All the Automation Systems Questions & Answers given below include a hint and wherever possible link to the relevant topic. This is helpful for users who are preparing for their exams, interviews, or professionals who would like to brush up their fundamentals on the Automation Systems topic.An automation system is used to automate the processes using electrical or electronic equipment like oil refineries, industrial equipment’s automatically simply by embedding compatible hardware and software of application-specific function. It is also called a process automation system (PAS). Some of the components used by PAS are sensors, networks, controllers, operating systems, which are an open standard distributed control system (DCS) that is based on a control system operated with a computer using plants or processes.DCS are applicable in power plants like a nuclear plant, water treatment, processes like metallurgical, etc. In some conditions PAS is considered as SCADA – supervisory control and data acquisition control system, is an architecture that comprises of networks data, peripheral devices like PLC – programable logic controller, PID – proportional integral derivative controller. SCADA is applicable in control systems like manufacturing, generation of a power system, ships, heat controllers, etc. the main disadvantage of SCADA is that it has network vulnerabilities. The advantage of using an automation system is that it reduces manpower and increases the reliability of automation systems with maximum efficiency.1). Automation system is also called as _________. Process automation Automatic technique Manual process HintThe automation system is also called process automation.2). Which of the following statement is true regarding the automation process? It is a process that automatically controls process like pulp factories It is a process that controls process like pulp factories using robots It is a process that controls process like pulp factories using humans None of the above HintAutomation is a process that automatically controls processes like pulp factories.3). Which of the following are the components of process automation? Sensors Controllers Actuators All the above HintThe components of process automation are sensors, controllers, actuators. Read more about Sensors.4). A automation system is related to ________. Distributed control system Supervisory control and data acquisition system Distinct control system Both a and b HintAn automation system is related to distributed control system and supervisory control and data acquisition system. 5). SCADA stands for ________. Supervisory control and data acquisition system Superior control and data acquisition system Supervisory control and data appear system None of the above HintSCADA stands for supervisory control and data acquisition system. Read more about SCADA.6). DCS stands for ________. Distributed control system Disturbed control server Digital control system None of the above HintDCS stands for distributed control system.7). Which of the following components of supervisory control and data acquisition system? Computers Communication of networks data Graphical User Interface All the above HintThe components of supervisory control and data acquisition system are computer, communication of networks data, Graphical User Interface, PLC, PID.8). GUI stands for _______. Graphical User Interface Graphical User ID Geo User Interface None of the above HintGUI stands for Graphical User Interface.9). GUI in SCADA is used for _______ process of managing supervisory. High level Low level Equal None of the above HintGUI in SCADA is used for the high-level process of managing supervisory.10). Process automation system is ______ level of automation. High level Low level Equal None of the above HintThe process automation system is a low level of automation.11). MES in automation systems stands for _______. Manufacturing execution system Manual execution system Manufacturing expecting a system None of the above HintMES in automation systems stands for Manufacturing execution system.12). DCS is a _______ system. Computerized control Component control Compromise control system None of the above HintDCS is a computerized control system.13). DCS process is applied in ________. Control loops with many in number Control loops with few in number Control loops with n in number None of the above HintDCS process is applied in Control loops with many in number.14). Does DCS has control of central operator supervisory? Yes No Maybe HintNo, DCS does not have control of central operator supervisory.15). DCS _____ the reliability and _____ the cost of installation by monitoring remotely. Increases, decreases Increases, increases Decreases, decreases HintDCS increases the reliability and decreases the cost of installation by monitoring remotely.16). Which of the following is the function of DCS? If any processor functionality fails to work, it does not affect another process If any processor functionality fails to work, it does affect another process If any processor functionality fails to work, it affects other process based on the environment None of the above HintIn a DCS automation controller, if any processor functionality fails to work, it does not affect other processes.17). How many levels are present in DCS manufacturing? 3 4 5 6 HintThere are 5 levels in DCS manufacturing. Level 0, level1, level2, level3, level4.18). Which of the following is the correct statement for the level 0 mechanism in the DCS manufacturing process? It contains sensors like flow sensor and temperature sensor It contains elements that control which controls the process It contains modules like input and output Both a and b HintFor level 0 mechanism in the DCS manufacturing process, it contains sensors like flow sensor and temperature sensor and elements which control the process.19). Which of the following is the correct statement for the level 1 mechanism in the DCS manufacturing process? It contains processors distributed electronically It contains elements that control which controls the process It contains modules like input and output Both a and c HintLevel 1 mechanism in the DCS manufacturing process contains processors like distributed electronic and i/o modules.20). Which of the following is the correct statement for the level 2 mechanism in the DCS manufacturing process? It contains a computer for the supervisory purpose It contains elements that control which controls the process It contains modules like input and output Both a and c Hintlevel 2 mechanism in the DCS manufacturing process contains a computer for the supervisory purpose.21). Which of the following is the correct statement for the level 3 mechanism in the DCS manufacturing process? It provides a control level for production It contains elements that control which controls the process It monitors production and targets Both a and c HintLevel 3 mechanism in DCS manufacturing process provides control level for production and monitors production and targets.22). Which of the following is the correct statement for the level 4 mechanism in the DCS manufacturing process? It provides scheduling level for production It contains elements that control which controls the process It monitors production and targets Both a and c HintLevel 4 mechanism in DCS manufacturing process provides scheduling level for production.23). Which of the following are the applications of DCS? Plants like chemical Plants like power Systems like water management All the above HintThe applications of DCS are production plants like chemical, power, and systems like water management.24). Which of the following are the applications of modern DCS? Wireless systems and their protocols Mobile interfaces Embedded webservers All the above HintThe applications of modern DCS are Wireless systems and their protocols, Mobile interfaces, and Embedded webservers.25). Which of the following statement is true regarding GUI? It creates a user-friendly environment with a system or an electronic device It uses graphical icons It uses users commands All the above HintA GUI creates a user-friendly environment with a system or an electronic device, uses graphical icons and user commands.26). Does GUI provides data manipulation? Yes No Differs HintYes GUI provides data manipulation.27). Which of the following are the elements in SCADA? Supervisory computer Remote terminal units Programmable logic controllers All the above HintThe elements in SCADA are Supervisory computer, Remote terminal units, Programmable logic controllers, communication infrastructure, and human-machine interface.28). Which of the following are the issues in SCADA? Vulnerable to network attacks Software updates Occupies more space All the above HintSCADA has a major drawback that is it is vulnerable to network attacks.29). Which of the following are the advantages of the Automation process? Productivity is increased Quality is improved Cost of labor is reduced Both a and b HintThe advantages of the Automation process are that Productivity is increased, Quality is improved, and safeguards humans' life.30). Which of the following is automation control? Programmable logic controller Electronic controller using logic gates Hardwired logic controller All the above HintAutomation controllers are of different types, they are Programmable logic controller, Electronic controller using logic gates, Hardwired logic controller, Pneumatic control, and manual control.31). Which of the following is the function of program language? It is an instruction set It depends on machine function It is autogenerated All the above HintA programming language is an instruction set.32). Which of the following is an input to the general CAD system? Circle and Arc mode Triangle and Arc mode Rectangle and circle mode All the above HintAn input to general CAD system Circle and Arc mode.33). Which of the following statement is true regarding computer based controllers? It is a modular architecture It provides flexibility Both a and b None of the above HintComputer-based controllers are constructed in modular architecture, and also its functionality provides flexibility.34). What is the purpose of specialized workstations? More users with less computer workload. High cost Less efficiency All the above HintThe purpose of a specialized workstation is to provide more users with fewer computer workloads. 35). CAD/CAM are tied together using _______. Graphic types workstation hardware Software Both hardware and software None of the above HintCAD/CAM are tied together using Graphic types workstation hardware.36). Does three mode controller provide high accuracy? Yes No Maybe HintYes, a three-mode controller provides high accuracy.37). Flat type panel display is a _______ technology. RGB monitor GB monitor BGR monitor Solid state HintFlat type panel display is an RGB monitor Technology.38). A light pen is _______ type of an input device. Graphical Manual Computerized Any of the above HintThe light pen is a graphical type of input device.39). Productivity is a ratio between _______. Output/man hour of labor Man hour of labor/output Input/output work All the above HintProductivity is a ratio between Output/ man-hour of labor.40). Which of the following is the function of a CDA computer? It provides memory extension It occupies more area It has more power consumption All the above HintThe function of a CDA computer is it provides memory extension.41). Which of the following contains the next instruction address to be executed? Program counter Stack pointer Program pointer All the above HintThe program counter contains the next instruction address to be executed.42). Which of the following signals have voltage levels represented in 0’s and 1’s? Digital signal Analog signal Both a and b Any of the above HintDigital signals contain voltage levels represented in 0’s and 1’s.43). Which of the following has a short infant mortality period? Conductors Semiconductors Insulators Thermistors HintSemiconductors have a short infant mortality period. Read more about Semi-Conductors.44). Which of the following is an example of a sequence controller? Drum trimmer Sensor PLA PPL HintA drum trimmer is an example of a sequence controller.45). Op-amp and capacitor in the analog circuit are implemented in _______. Addition Integral mode Multiplication Summation HintOp-amp and capacitor in the analog circuit are implemented in integral mode. Read more about Op-amp.46). Iterative design is used in ______ stage of any design process. Early Ending Middle Either a or b HintIterative design is used in an early stage of any design process.47). Which of the following allows faster machine checkout? Programmable controller Hardware controller PCB controller Machine controller HintA Programmable controller allows faster machine checkout.48). Which of the following is used for interactive graphics? SKETCHPAD PAINT WORD All the above HintSKETCHPAD is used for interactive graphics.49). Which of the following test performs thinking task? Boolean test MC test Gaussian test All the above HintThe Boolean test performs thinking tasks.50). Which of the following is a machine language? 10Ab 10111 Add5 A Xor B HintMachine language is represented in 0’s and 1’s format.51). Software is categorized into how many types. Application software System software Both a and b None of the above HintSoftware is categorized into two types namely application software and system software.52). Which of the following is an automation system? Robotics Numerically controlled machines Warehouses All the above HintThe automation system are robotics, numerically controlled machines, and warehouses.53). What is the accuracy of the pick and place robot? 3% +0.0005 inches 6% None of the above HintThe accuracy of the pick and place robot is 3%.54). Which of the following software is used directly at product design? CAD CAM CDM CAC HintCAD software is used directly in product design.55). Which of the following software is concerned about tool control design? CAD CAM CDM CAC HintCAM is software that is concerned about tool control design.56). Which of the following statement is true regarding the Gaussian pyramid? It localizes an object in an image and analyses the object selectively along with the redundant layers in series It localizes an object in an image and analyses the object selectively along with the redundant layers in parallel It delocalizes an object in an image and analyses the object selectively along with the redundant layers in series None of the above HintIt localizes an object in an image and analyses the object selectively along with the redundant layers in series.57). In which of the following controller all the logical statues are maintained in memory? Program controller Hardware controller Micro controller Process controller HintIn the program controller, all the logical statues are maintained in memory.58). Which of the following are the properties of CAD? System that manages users action It operates application programs It performs basic functions All the above HintThe properties of CAD are, it is a system that manages users' actions, It operates application programs and It performs basic functions.59). Which of the following programming method is used to control robot's physical motion in all directions? Walkthrough Directory UI All the above HintWalkthrough programming method is used to control robot's physical motion in all directions.60). Which of the following is used in PC? Ladder logic Relay ladder logic Diode None of the above HintRelay ladder logic is used in pc for industrial personnel control.61). Which of the following statement is true regarding end-effector? It is the hand of a robot It is an actual tool Both a and b None of the above HintEnd-effector is the actual tool of the robot hand, that provides gripping action.62). PC in ______ is more reliable in terms of maximum life span in comparison with relay logic. Industrial control Machine control Program control None of the above HintPC in industrial control Is more reliable in terms of maximum life span in comparison with relay logic. 63). Which of the following is the correct statement regarding the operating system? Standard modules in OS can be reused It can be interfaced with any device It can be upgraded Both a and c HintAn OS – operating system, helps in creating standard modules.64). Which document is referred to while selling the project to management? Purchase procedure Evaluation of a document Evaluation of a project All the above HintEvaluation document is referred while selling the project to management.65). Graphic terminals in PC are emulated using ________. Software Hardware Windows All the above HintGraphic terminals in PC are emulated using the software.66). An instrument named Sonic is used to measure _______. Wave traveling at sound speed Wave traveling at light speed Speed of wave All the above HintAn instrument named Sonic is used to measure wave traveling at sound speed.67). Which of the following electronic component is used to convert an input into a binary number? Encoder Decoder Multiplexer All the above HintAn encoder is used to convert any input into a binary number. Read more about Encoder.68). Plotter is a ________ device. Output of graphical Input of graphical In-out of graphical None of the above HintA plotter is an output of a graphical device.69). A wire frame is a _______ model. Volume Brightness Graphic All the above HintA wireframe is a volume model.70). Which of the following controls on/off functions with respect to time? Sequence controller Binary controller Parallel controller All the above HintA sequence controller controls on/off functions with respect to time.71. Which of the following is the function of a solenoid? Used in machines Applicable for automation process in industries It is operated on a spring All the above HintA solenoid is used for automation processes in industries. Time is Up! Time's up
