Cat electrical exam questions with
correct answers rated A+
Which of the following statements is true ? - correct answer ✔✔ 10 channels on CAN at 10ms
can max out a bus load , whereas 560 channels on Ethernet at 10ms is only 9 % Ethernet load .
When comparing the properties of CAN , 2 - wire Ethernet , and 4 - wire Ethernet , which of the
following are associated with 2 - wire Ethernet ? Select all that apply . - correct answer ✔✔
Wire Type, Repair, Bandwidth
Which of the following devices can accept 2 - wire and 4 - wire Ethernet ? Select all that apply . -
correct answer ✔✔ A6:N2, D6:C7
On dual connection configurations , which receptacle should be used first ? - correct answer
✔✔ Key A
Which of the following Ethernet enhancements increases data communication from the
machine for tighter integration of onboard controls and site systems ? - correct answer ✔✔
Improved Site Integration
Which network typically uses a router to connect to back office ? - correct answer ✔✔ WAN
A mechanical problem occurred such that abnormal engine operating conditions were
detected , but the problem has either been repaired or it may no longer exist would be
considered a ( n ) - correct answer ✔✔ Logged event code
What does MID stand for ? - correct answer ✔✔ Module identifier
, Examples of an EID be : ( Select all that apply ) - correct answer ✔✔ Low engine oil pressure,
High engine oil temperature, Engine overspeed
A CID indicates that the component is the root cause of the failure ? - correct answer ✔✔ False
A 637-3 DTC using the J1939 standard indicates what condition ? - correct answer ✔✔ Engine
timing voltage high
The coolant temperature sensor having an open circuit would what type of code ? - correct
answer ✔✔ DTC
What happens if the user selects the Cancel button during a flash operation ? ( Select all that
apply ) - correct answer ✔✔ The ECM will be blanked, The ECM is unusable until refreshed
How many codes ( DTC or event ) can Product Link store ? - correct answer ✔✔ Infinite
What menu contains options to view real time ECM parameter data ? - correct answer ✔✔
Information
What would explain why a DTC or event would be active , but not logged ? - correct answer ✔✔
A Log Delay would keep it from becoming logged if it were not active long enough
What ultimately determines the available options in the menu structure of a monitoring
system ? - correct answer ✔✔ Machine model
What does CID stand for ? - correct answer ✔✔ Component identifier
What does a CID identify ? ( Select all that apply ) - correct answer ✔✔ Signal, Component,
Parameter
correct answers rated A+
Which of the following statements is true ? - correct answer ✔✔ 10 channels on CAN at 10ms
can max out a bus load , whereas 560 channels on Ethernet at 10ms is only 9 % Ethernet load .
When comparing the properties of CAN , 2 - wire Ethernet , and 4 - wire Ethernet , which of the
following are associated with 2 - wire Ethernet ? Select all that apply . - correct answer ✔✔
Wire Type, Repair, Bandwidth
Which of the following devices can accept 2 - wire and 4 - wire Ethernet ? Select all that apply . -
correct answer ✔✔ A6:N2, D6:C7
On dual connection configurations , which receptacle should be used first ? - correct answer
✔✔ Key A
Which of the following Ethernet enhancements increases data communication from the
machine for tighter integration of onboard controls and site systems ? - correct answer ✔✔
Improved Site Integration
Which network typically uses a router to connect to back office ? - correct answer ✔✔ WAN
A mechanical problem occurred such that abnormal engine operating conditions were
detected , but the problem has either been repaired or it may no longer exist would be
considered a ( n ) - correct answer ✔✔ Logged event code
What does MID stand for ? - correct answer ✔✔ Module identifier
, Examples of an EID be : ( Select all that apply ) - correct answer ✔✔ Low engine oil pressure,
High engine oil temperature, Engine overspeed
A CID indicates that the component is the root cause of the failure ? - correct answer ✔✔ False
A 637-3 DTC using the J1939 standard indicates what condition ? - correct answer ✔✔ Engine
timing voltage high
The coolant temperature sensor having an open circuit would what type of code ? - correct
answer ✔✔ DTC
What happens if the user selects the Cancel button during a flash operation ? ( Select all that
apply ) - correct answer ✔✔ The ECM will be blanked, The ECM is unusable until refreshed
How many codes ( DTC or event ) can Product Link store ? - correct answer ✔✔ Infinite
What menu contains options to view real time ECM parameter data ? - correct answer ✔✔
Information
What would explain why a DTC or event would be active , but not logged ? - correct answer ✔✔
A Log Delay would keep it from becoming logged if it were not active long enough
What ultimately determines the available options in the menu structure of a monitoring
system ? - correct answer ✔✔ Machine model
What does CID stand for ? - correct answer ✔✔ Component identifier
What does a CID identify ? ( Select all that apply ) - correct answer ✔✔ Signal, Component,
Parameter
