The Acetech Machinery Components CNC Operator Interview Questions and Answers for Freshers

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• To gain more experience and knowledge in a different field

• To challenge myself and learn new skills

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The least count of a micrometer is the smallest measurement that can be read on the micrometer scale.

• The least count of a micrometer is determined by the number of divisions on the thimble and the pitch of the screw.

• It is usually expressed in micrometers or millimeters.

• For example, if a micrometer has 50 divisions on the thimble and the pitch of the screw is 0.5 mm, then the least count would be 0.01 mm (0.5 mm / 50 di

The least count of a vernier caliper is the smallest measurement that can be read on the scale.

• The least count is determined by the number of divisions on the main scale and the vernier scale.

• It is calculated by dividing the smallest division on the main scale by the total number of divisions on the vernier scale.

• For example, if the smallest division on the main scale is 0.1 mm and the total number of divisions on the ...read more

JWT is a JSON-based token used for authentication and authorization purposes.

• JWT stands for JSON Web Token.

• It consists of three parts: header, payload, and signature.

• Header contains the algorithm used to sign the token.

• Payload contains the user information and metadata.

• Signature is used to verify the authenticity of the token.

• JWT is stateless and can be used across multiple domains.

• Example: eyJhbGciOiJIUzI1NiIsInR5cCI6...read more

JWT signature is a string of characters used to verify the authenticity of the token.

• The signature is created by hashing the header and payload with a secret key.

• The resulting hash is then encoded using Base64Url encoding.

• The signature is added to the token as the third part, separated by dots.