TS Standards & Compliance 3

Question 1

In safety-critical systems, what does 'SIL' stand for and what does it determine?

Accepted Answer

Safety Integrity Level — the required risk reduction for a safety function

Answer

Safety Integrity Level (SIL), defined in IEC 61508, quantifies the required risk reduction that a safety function must achieve.

Question 2

A tester working on a PCI-DSS project must verify that cardholder data is masked in test environments. Which control objective does this address?

Accepted Answer

Protect cardholder data

Answer

PCI-DSS Requirement 3 (Protect stored cardholder data) mandates that real cardholder data must never be used in test environments without proper masking or tokenization.

Question 3

Which term describes the process of confirming that a software product fulfills its intended use when placed in its intended environment?

Accepted Answer

Validation

Answer

Validation answers 'Are we building the right product?' by confirming the product meets user needs in its real operational context.

Question 4

Under IEC 62304 (medical device software), which lifecycle class requires the MOST rigorous testing including full traceability?

Accepted Answer

Class C

Answer

IEC 62304 Class C applies to software where failure could result in death or serious injury, requiring the most complete testing and traceability.

Question 5

A test specialist notices that a test procedure deviates from the organization's documented testing standard. What should they do FIRST?

Accepted Answer

Obtain formal approval for the deviation or waiver before proceeding

Answer

Process deviations require formal approval or a waiver to maintain compliance; proceeding without authorization violates the audit trail.

(TS) Test Specialist Certification Practice Test

(TS) Test Specialist Certification Practice Test

TS Standards & Compliance 3