Capgemini Validation Engineer Interview Questions and Answers

CAN is a protocol used for communication between electronic devices in vehicles.

• CAN stands for Controller Area Network.

• It is a serial communication protocol that allows multiple electronic control units (ECUs) to communicate with each other.

• CAN uses a two-wire bus system, consisting of a CAN High (CANH) and a CAN Low (CANL) wire.

• It employs a message-based communication scheme, where each message is identified by a uniq...read more

CAN V and CAN P are two types of messages used in Controller Area Network (CAN) communication protocol.

• CAN V stands for CAN Voltage and is used for transmitting data at a higher voltage level.

• CAN P stands for CAN Protocol and is used for transmitting data at a lower voltage level.

• CAN V is used for high-speed communication, while CAN P is used for low-speed communication.

• CAN V is used for critical data transmission, whi...read more

UDS stands for Unified Diagnostic Services, a protocol used in automotive electronics for communication between ECUs.

• UDS is used for diagnostic communication between ECUs in vehicles

• It is based on the ISO 14229 standard

• UDS allows for diagnostic services such as reading and clearing fault codes, accessing sensor data, and performing tests

• It uses a request-response mechanism, with the diagnostic tool sending a request an...read more