PCET-30-01練習試験テスト最新問題2026年02月
PCET-30-01試験を一発合格保証問題集！
質問 # 43
Which of the following are benefits of using assertions in test code?
- A. Acts as a try-except block
- B. Helps identify bugs early
- C. Validates assumptions
- D. Increases runtime performance
正解：B、C
質問 # 44
During testing of a finance app, testers notice that repeating the same test cases no longer uncovers new defects. They shift strategy to exploratory testing and user-based feedback.
Which testing concepts or principles are demonstrated?
- A. Experience-based testing
- B. Defect clustering
- C. Validation
- D. Black-box testing
- E. Pesticide paradox
正解：A、C、E
質問 # 45
Which document outlines the scope, objectives, and overall plan for the testing activities?
- A. Test charter
- B. Test plan
- C. Test script
- D. Test log
正解：B
質問 # 46
Which of the following are objectives of dynamic testing?
- A. Validate execution paths
- B. Measure code performance at runtime
- C. Find unreachable code
- D. Assess memory consumption
正解：A、B
質問 # 47
Which two are examples of white-box testing techniques?
- A. Boundary value analysis
- B. Statement coverage
- C. Equivalence partitioning
- D. Code path analysis
正解：B、D
質問 # 48
Which are examples of white-box testing strategies?
- A. Mutation testing
- B. Load testing
- C. Statement coverage
- D. Path testing
正解：C、D
質問 # 49
Which two testing principles focus on cost-effectiveness and strategic testing?
- A. Testing shows the presence of defects
- B. Testing must be done by developers only
- C. Defect clustering
- D. Exhaustive testing is impossible
正解：C、D
質問 # 50
What are benefits of following the test pyramid strategy?
- A. Reduced code coverage
- B. Slower testing cycles
- C. Early defect detection
- D. Lower maintenance cost
正解：C、D
質問 # 51
Which of the following can be verified during system testing?
- A. Functional requirements
- B. Usability
- C. Database schema
- D. Compiler optimization
正解：A、B
質問 # 52
Which level of testing is performed by end-users to validate business requirements before release?
- A. System testing
- B. Unit testing
- C. Integration testing
- D. Acceptance testing
正解：D
質問 # 53
Which two types of issues can typically be detected by static analysis tools?
- A. Naming convention violations
- B. Unreachable code
- C. Runtime exceptions
- D. Missed validation checks
正解：A、B
質問 # 54
You're maintaining legacy code with nested conditionals and duplicate logic. You introduce new functions, reduce complexity, and verify behavior with automated tests. Metrics like coverage and defect density are monitored.
Which of the following are key activities in this process?
- A. Fuzz testing
- B. Static code analysis
- C. Regression testing
- D. Test metrics tracking
- E. Code refactoring
正解：C、D、E
質問 # 55
What kind of testing aims to validate that software meets legal, regulatory, and policy requirements?
- A. Regression testing
- B. Compliance testing
- C. Integration testing
- D. Usability testing
正解：B
質問 # 56
Which test double type is specifically used to verify how a system interacts with its dependencies?
- A. Fake
- B. Stub
- C. Spy
- D. Dummy
正解：C
質問 # 57
What is the main purpose of a code walkthrough?
- A. To ensure customer acceptance
- B. To enforce authentication protocols
- C. To identify defects in source code by informal discussion
- D. To validate dynamic behavior
正解：C
質問 # 58
Which term best describes a tester applying domain experience to guess potential error-prone areas?
- A. Scenario modeling
- B. Error guessing
- C. Boundary partitioning
- D. Mutation analysis
正解：B
質問 # 59
According to ISTQB-aligned testing principles, why is exhaustive testing considered impractical?
- A. It can be automated fully
- B. It only applies to small systems
- C. It is time-consuming and cost-ineffective
- D. It misses edge cases
正解：C
質問 # 60
Which of the following is an example of a static testing activity?
- A. Regression testing
- B. Code review
- C. Unit testing
- D. Integration testing
正解：B
質問 # 61
Which of the following activities typically occur during the test execution phase?
- A. Creating test cases
- B. Comparing actual vs expected results
- C. Logging defects
- D. Writing test plans
正解：B、C
質問 # 62
Which are benefits of code refactoring?
- A. Shorter load times
- B. Enhanced code readability
- C. Simplified maintenance
- D. Guaranteed performance boost
正解：B、C
質問 # 63
A testing team inserts assertions in multiple functions to verify that values never drop below zero. They find that certain values do, and the program halts.
What could be the reasons for these assertion failures?
- A. Faulty logic in calculation
- B. Disabled assertions in production
- C. Mismatch with business rules
- D. Incorrect test data
- E. Insufficient logging
正解：A、C、D
質問 # 64
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