27 Testing & Standards questions from the Embedded Systems bank, written for Indian campus drives and tech interviews. Every question has a verified answer and an AI-tutor explanation on placd.
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A.tools such as Coverity, Polyspace or Cppcheck finding null dereferences, overflows and coding-rule violations by examining source without executing it
B.medical device software lifecycle standard with safety classes A, B and C by harm potential, dictating documentation, risk management and problem-resolution rigour
C.coding guidelines with mandatory, required and advisory rules restricting C to a safer subset, with compliance requiring recorded deviations for any required rule violated
D.statement, branch and MC/DC; modified condition/decision coverage, required for DO-178C Level A and ASIL D, shows each condition independently affects the decision outcome
Answer + AI explanation with Pro
2. Which term means: "coding guidelines with mandatory, required and advisory rules restricting C to a safer subset, with compliance requiring recorded deviations for any required rule violated"?
Junior
A.MISRA C:2012
B.IEC 61508
C.IEC 62304
D.DO-178C
Answer + AI explanation with Pro
3. Which statement is correct?
Junior
A.MISRA C:2012 — basic functional safety standard for E/E/PE systems defining SIL 1–4 by probability of dangerous failure, the parent of ISO 26262, IEC 62304 and IEC 61511
B.MISRA C:2012 — tools such as Coverity, Polyspace or Cppcheck finding null dereferences, overflows and coding-rule violations by examining source without executing it
C.MISRA C:2012 — coding guidelines with mandatory, required and advisory rules restricting C to a safer subset, with compliance requiring recorded deviations for any required rule violated
D.MISRA C:2012 — statement, branch and MC/DC; modified condition/decision coverage, required for DO-178C Level A and ASIL D, shows each condition independently affects the decision outcome
Answer + AI explanation with Pro
4. What is HIL versus SIL?
Junior
A.European conformity declaration under directives such as EMC 2014/30/EU and RED 2014/53/EU; FCC Part 15 certifies unintentional and intentional radiators for the US
B.basic functional safety standard for E/E/PE systems defining SIL 1–4 by probability of dangerous failure, the parent of ISO 26262, IEC 62304 and IEC 61511
C.software-in-the-loop runs the controller code against a plant model on a PC; hardware-in-the-loop runs the real ECU against a real-time simulator with physical I/O
D.radiated and conducted emissions per CISPR 32 and immunity per IEC 61000-4-x (ESD, radiated RF, fast transients, surge), run at an accredited lab in a semi-anechoic chamber
Answer + AI explanation with Pro
5. Which term means: "software-in-the-loop runs the controller code against a plant model on a PC; hardware-in-the-loop runs the real ECU against a real-time simulator with physical I/O"?
Junior
A.Static analysis
B.HIL versus SIL
C.MISRA C:2012
D.EMC testing
Answer + AI explanation with Pro
6. Which statement is correct?
Junior
A.HIL versus SIL — radiated and conducted emissions per CISPR 32 and immunity per IEC 61000-4-x (ESD, radiated RF, fast transients, surge), run at an accredited lab in a semi-anechoic chamber
B.HIL versus SIL — software-in-the-loop runs the controller code against a plant model on a PC; hardware-in-the-loop runs the real ECU against a real-time simulator with physical I/O
C.HIL versus SIL — airborne software standard with design assurance levels A to E, requiring traceability from requirements to tests and structural coverage up to MC/DC at Level A
D.HIL versus SIL — basic functional safety standard for E/E/PE systems defining SIL 1–4 by probability of dangerous failure, the parent of ISO 26262, IEC 62304 and IEC 61511
Answer + AI explanation with Pro
7. What is Static analysis?
Junior
A.tools such as Coverity, Polyspace or Cppcheck finding null dereferences, overflows and coding-rule violations by examining source without executing it
B.radiated and conducted emissions per CISPR 32 and immunity per IEC 61000-4-x (ESD, radiated RF, fast transients, surge), run at an accredited lab in a semi-anechoic chamber
C.coding guidelines with mandatory, required and advisory rules restricting C to a safer subset, with compliance requiring recorded deviations for any required rule violated
D.European conformity declaration under directives such as EMC 2014/30/EU and RED 2014/53/EU; FCC Part 15 certifies unintentional and intentional radiators for the US
Answer + AI explanation with Pro
8. Which term means: "tools such as Coverity, Polyspace or Cppcheck finding null dereferences, overflows and coding-rule violations by examining source without executing it"?
Junior
A.EMC testing
B.IEC 62304
C.Static analysis
D.HIL versus SIL
Answer + AI explanation with Pro
9. Which statement is correct?
Junior
A.Static analysis — software-in-the-loop runs the controller code against a plant model on a PC; hardware-in-the-loop runs the real ECU against a real-time simulator with physical I/O
B.Static analysis — radiated and conducted emissions per CISPR 32 and immunity per IEC 61000-4-x (ESD, radiated RF, fast transients, surge), run at an accredited lab in a semi-anechoic chamber
C.Static analysis — tools such as Coverity, Polyspace or Cppcheck finding null dereferences, overflows and coding-rule violations by examining source without executing it
D.Static analysis — medical device software lifecycle standard with safety classes A, B and C by harm potential, dictating documentation, risk management and problem-resolution rigour
Answer + AI explanation with Pro
10. What is IEC 61508?
Mid
A.software-in-the-loop runs the controller code against a plant model on a PC; hardware-in-the-loop runs the real ECU against a real-time simulator with physical I/O
B.tools such as Coverity, Polyspace or Cppcheck finding null dereferences, overflows and coding-rule violations by examining source without executing it
C.airborne software standard with design assurance levels A to E, requiring traceability from requirements to tests and structural coverage up to MC/DC at Level A
D.basic functional safety standard for E/E/PE systems defining SIL 1–4 by probability of dangerous failure, the parent of ISO 26262, IEC 62304 and IEC 61511
Answer + AI explanation with Pro
11. Which term means: "basic functional safety standard for E/E/PE systems defining SIL 1–4 by probability of dangerous failure, the parent of ISO 26262, IEC 62304 and IEC 61511"?
Mid
A.Static analysis
B.MISRA C:2012
C.IEC 61508
D.HIL versus SIL
Answer + AI explanation with Pro
12. Which statement is correct?
Mid
A.IEC 61508 — radiated and conducted emissions per CISPR 32 and immunity per IEC 61000-4-x (ESD, radiated RF, fast transients, surge), run at an accredited lab in a semi-anechoic chamber
B.IEC 61508 — basic functional safety standard for E/E/PE systems defining SIL 1–4 by probability of dangerous failure, the parent of ISO 26262, IEC 62304 and IEC 61511
C.IEC 61508 — statement, branch and MC/DC; modified condition/decision coverage, required for DO-178C Level A and ASIL D, shows each condition independently affects the decision outcome
D.IEC 61508 — tools such as Coverity, Polyspace or Cppcheck finding null dereferences, overflows and coding-rule violations by examining source without executing it
Answer + AI explanation with Pro
13. What is IEC 62304?
Mid
A.software-in-the-loop runs the controller code against a plant model on a PC; hardware-in-the-loop runs the real ECU against a real-time simulator with physical I/O
B.European conformity declaration under directives such as EMC 2014/30/EU and RED 2014/53/EU; FCC Part 15 certifies unintentional and intentional radiators for the US
C.medical device software lifecycle standard with safety classes A, B and C by harm potential, dictating documentation, risk management and problem-resolution rigour
D.statement, branch and MC/DC; modified condition/decision coverage, required for DO-178C Level A and ASIL D, shows each condition independently affects the decision outcome
Answer + AI explanation with Pro
14. Which term means: "medical device software lifecycle standard with safety classes A, B and C by harm potential, dictating documentation, risk management and problem-resolution rigour"?
Mid
A.Static analysis
B.IEC 61508
C.IEC 62304
D.Code coverage metrics
Answer + AI explanation with Pro
15. Which statement is correct?
Mid
A.IEC 62304 — tools such as Coverity, Polyspace or Cppcheck finding null dereferences, overflows and coding-rule violations by examining source without executing it
B.IEC 62304 — European conformity declaration under directives such as EMC 2014/30/EU and RED 2014/53/EU; FCC Part 15 certifies unintentional and intentional radiators for the US
C.IEC 62304 — statement, branch and MC/DC; modified condition/decision coverage, required for DO-178C Level A and ASIL D, shows each condition independently affects the decision outcome
D.IEC 62304 — medical device software lifecycle standard with safety classes A, B and C by harm potential, dictating documentation, risk management and problem-resolution rigour
Answer + AI explanation with Pro
16. What is DO-178C?
Mid
A.coding guidelines with mandatory, required and advisory rules restricting C to a safer subset, with compliance requiring recorded deviations for any required rule violated
B.radiated and conducted emissions per CISPR 32 and immunity per IEC 61000-4-x (ESD, radiated RF, fast transients, surge), run at an accredited lab in a semi-anechoic chamber
C.software-in-the-loop runs the controller code against a plant model on a PC; hardware-in-the-loop runs the real ECU against a real-time simulator with physical I/O
D.airborne software standard with design assurance levels A to E, requiring traceability from requirements to tests and structural coverage up to MC/DC at Level A
Answer + AI explanation with Pro
17. Which term means: "airborne software standard with design assurance levels A to E, requiring traceability from requirements to tests and structural coverage up to MC/DC at Level A"?
Mid
A.EMC testing
B.Code coverage metrics
C.MISRA C:2012
D.DO-178C
Answer + AI explanation with Pro
18. Which statement is correct?
Mid
A.DO-178C — statement, branch and MC/DC; modified condition/decision coverage, required for DO-178C Level A and ASIL D, shows each condition independently affects the decision outcome
B.DO-178C — tools such as Coverity, Polyspace or Cppcheck finding null dereferences, overflows and coding-rule violations by examining source without executing it
C.DO-178C — medical device software lifecycle standard with safety classes A, B and C by harm potential, dictating documentation, risk management and problem-resolution rigour
D.DO-178C — airborne software standard with design assurance levels A to E, requiring traceability from requirements to tests and structural coverage up to MC/DC at Level A
Answer + AI explanation with Pro
19. What is CE and FCC marking?
Mid
A.software-in-the-loop runs the controller code against a plant model on a PC; hardware-in-the-loop runs the real ECU against a real-time simulator with physical I/O
B.European conformity declaration under directives such as EMC 2014/30/EU and RED 2014/53/EU; FCC Part 15 certifies unintentional and intentional radiators for the US
C.basic functional safety standard for E/E/PE systems defining SIL 1–4 by probability of dangerous failure, the parent of ISO 26262, IEC 62304 and IEC 61511
D.radiated and conducted emissions per CISPR 32 and immunity per IEC 61000-4-x (ESD, radiated RF, fast transients, surge), run at an accredited lab in a semi-anechoic chamber
Answer + AI explanation with Pro
20. Which term means: "European conformity declaration under directives such as EMC 2014/30/EU and RED 2014/53/EU; FCC Part 15 certifies unintentional and intentional radiators for the US"?
Mid
A.CE and FCC marking
B.EMC testing
C.MISRA C:2012
D.Code coverage metrics
Answer + AI explanation with Pro
21. Which statement is correct?
Mid
A.CE and FCC marking — statement, branch and MC/DC; modified condition/decision coverage, required for DO-178C Level A and ASIL D, shows each condition independently affects the decision outcome
B.CE and FCC marking — European conformity declaration under directives such as EMC 2014/30/EU and RED 2014/53/EU; FCC Part 15 certifies unintentional and intentional radiators for the US
C.CE and FCC marking — basic functional safety standard for E/E/PE systems defining SIL 1–4 by probability of dangerous failure, the parent of ISO 26262, IEC 62304 and IEC 61511
D.CE and FCC marking — tools such as Coverity, Polyspace or Cppcheck finding null dereferences, overflows and coding-rule violations by examining source without executing it
Answer + AI explanation with Pro
22. What is EMC testing?
Mid
A.basic functional safety standard for E/E/PE systems defining SIL 1–4 by probability of dangerous failure, the parent of ISO 26262, IEC 62304 and IEC 61511
B.coding guidelines with mandatory, required and advisory rules restricting C to a safer subset, with compliance requiring recorded deviations for any required rule violated
C.tools such as Coverity, Polyspace or Cppcheck finding null dereferences, overflows and coding-rule violations by examining source without executing it
D.radiated and conducted emissions per CISPR 32 and immunity per IEC 61000-4-x (ESD, radiated RF, fast transients, surge), run at an accredited lab in a semi-anechoic chamber
Answer + AI explanation with Pro
23. Which term means: "radiated and conducted emissions per CISPR 32 and immunity per IEC 61000-4-x (ESD, radiated RF, fast transients, surge), run at an accredited lab in a semi-anechoic chamber"?
Mid
A.HIL versus SIL
B.MISRA C:2012
C.DO-178C
D.EMC testing
Answer + AI explanation with Pro
24. Which statement is correct?
Mid
A.EMC testing — tools such as Coverity, Polyspace or Cppcheck finding null dereferences, overflows and coding-rule violations by examining source without executing it
B.EMC testing — radiated and conducted emissions per CISPR 32 and immunity per IEC 61000-4-x (ESD, radiated RF, fast transients, surge), run at an accredited lab in a semi-anechoic chamber
C.EMC testing — European conformity declaration under directives such as EMC 2014/30/EU and RED 2014/53/EU; FCC Part 15 certifies unintentional and intentional radiators for the US
D.EMC testing — medical device software lifecycle standard with safety classes A, B and C by harm potential, dictating documentation, risk management and problem-resolution rigour
Answer + AI explanation with Pro
25. What is Code coverage metrics?
Senior
A.airborne software standard with design assurance levels A to E, requiring traceability from requirements to tests and structural coverage up to MC/DC at Level A
B.European conformity declaration under directives such as EMC 2014/30/EU and RED 2014/53/EU; FCC Part 15 certifies unintentional and intentional radiators for the US
C.statement, branch and MC/DC; modified condition/decision coverage, required for DO-178C Level A and ASIL D, shows each condition independently affects the decision outcome
D.basic functional safety standard for E/E/PE systems defining SIL 1–4 by probability of dangerous failure, the parent of ISO 26262, IEC 62304 and IEC 61511
Answer + AI explanation with Pro
26. Which term means: "statement, branch and MC/DC; modified condition/decision coverage, required for DO-178C Level A and ASIL D, shows each condition independently affects the decision outcome"?
Senior
A.MISRA C:2012
B.Code coverage metrics
C.IEC 61508
D.CE and FCC marking
Answer + AI explanation with Pro
27. Which statement is correct?
Senior
A.Code coverage metrics — radiated and conducted emissions per CISPR 32 and immunity per IEC 61000-4-x (ESD, radiated RF, fast transients, surge), run at an accredited lab in a semi-anechoic chamber
B.Code coverage metrics — software-in-the-loop runs the controller code against a plant model on a PC; hardware-in-the-loop runs the real ECU against a real-time simulator with physical I/O
C.Code coverage metrics — airborne software standard with design assurance levels A to E, requiring traceability from requirements to tests and structural coverage up to MC/DC at Level A
D.Code coverage metrics — statement, branch and MC/DC; modified condition/decision coverage, required for DO-178C Level A and ASIL D, shows each condition independently affects the decision outcome
Answer + AI explanation with Pro
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