Higher Study | Electrical and Electronics Measurements

Which of the following is the correct statement?

ক

Cloud computing presents new opportunities to users and developers

খ

Service Level Agreements (SLAs) is small aspect of cloud computing

গ

Cloud computing does not have impact on software licensing

ঘ

All of the mentioned

In SCADA system network, the Repeaters are used to increase the

ক

length of transmission data

খ

coverage range of transmission data

গ

distortion of transmission data

ঘ

noise of transmission data

For whom was the SCADA technique first used?

ক

Industries

খ

Telephone

গ

Railways

ঘ

Weather forecast

The ladder diagram for the circuit shown below is

ক

খ

গ

ঘ

How to draw Diode in Diode Bridge Section of the Half wave bridge rectifier in PSIM software?

ক

It is taken from the following tab : Elements - Diode

খ

It is taken from the following tab : Elements - Power - Sources - Diode

গ

It is taken from the following tab : Elements - Power - Switches - Diode

ঘ

It is taken from the following tab : Elements - Power - RLC branch - Inductor

Show a ladder diagram of a NOR Gate.

ক

খ

গ

ঘ

Which type of logic gate is shown in the given ladder programming if A and B are inputs

ক

NOR

খ

NAND

গ

AND

ঘ

Non of these

Which type of logic gate is shown in the given ladder programming if A and B are inputs?

ক

NOR

খ

NAND

গ

EXOR

ঘ

Non of these

How is the switching circuit in the power section of an AC output module operated to switch power ON and OFF in PLC?

ক

Either by using a TRIAC or MOSFET

খ

Either by using DIAC or SCR

গ

Either by using a TRIAC or SCR

ঘ

Either by using DIAC or MOFSET

What is the sequential process of PLC scan?

ক

Write, execute, print

খ

Read, Execute, Write

গ

Print, Execute, read

ঘ

Write, Execute, read

What is the disadvantage of Personal computer as a programmer for PLC?

ক

Easily editing and modifying the programme

খ

It can display multiple rugs

গ

it is designed for industrial environment

ঘ

It is affected by electrical noise, temperature and humidity

What is the function of Data Link Layer in SCADA communication protocol: OSI seven-layer model?

ক

It establishes and terminates a connection between two physically-connected nodes on a network.

খ

It is used by end-user software such as web browsers and email clients.

গ

It is responsible for process-to-process message deliverY.

ঘ

It provides the services of data translation, encryption, and compression.

What is the use of JMP (Jump instruction paired) instruction in PLC?

ক

Changing the program

খ

Cascading two programs

গ

Causing PLC to skip over rungs

ঘ

Changing the instruction

What is the maximum number of inputs and outputs that are there in a small PLC?

ক

200

খ

50

গ

100

ঘ

500

What is the correct output of Z in the given rung?

ক

X' + Y = Z

খ

X + Y = Z

গ

X.Y' = Z

ঘ

X .Y = Z

Higher Study | Electrical and Electronics Measurements | Data Acquisition System