1. Introduction
A professional tester requires a mix of domain knowledge, analytical thinking, and strong collaboration skills. This question asks which skills are the most important for testers according to the ISTQB Foundation syllabus.
[한국어 요약]
테스터에게 필요한 핵심 스킬(도메인 지식, 비판적 사고, 팀워크)을 묻는 문제입니다.
ISTQB에서 강조하는 테스터 역할을 이해하는 것이 중요합니다.
2. Sample Question
Which of the following skills (i–v) are the MOST important skills of a tester?
- i. Having domain knowledge
- ii. Creating a product vision
- iii. Being a good team player
- iv. Planning and organizing the work of the team
- v. Critical thinking
Options
- a) ii and iv are important
- b) i, iii and v are important
- c) i, ii and v are important
- d) iii and iv are important
3. Correct Answer
✔ Correct Answer: b) i, iii and v are important
The most important tester skills are: i) domain knowledge, iii) teamwork, and v) critical thinking. These directly support better test design, collaboration, and defect identification.
[한국어 요약]
정답은 b입니다.
도메인 지식(i), 팀워크(iii), 비판적 사고(v)가 테스터에게 가장 중요한 핵심 스킬입니다.
4. Analysis of Each Skill
i. Having domain knowledge — ✔ True
Domain knowledge helps testers understand workflows, constraints, and business rules. This leads to better test conditions and more meaningful defect detection.
[한국어 요약]
도메인 지식은 비즈니스 규칙과 흐름을 이해하게 해 주며, 더 실효성 높은 테스트를 가능하게 합니다.
ii. Creating a product vision — ✖ False
Creating product vision is typically handled by the business analyst and business representative/Product Owner. It is not one of the main tester responsibilities.
[한국어 요약]
제품 비전 설정은 PO나 비즈니스 분석가 역할이며 테스터의 주요 업무가 아닙니다.
iii. Being a good team player — ✔ True
Testers work closely with developers, designers, and business stakeholders. Collaboration and clear communication are essential for effective testing.
[한국어 요약]
테스터는 다양한 역할과 협업하기 때문에 팀워크와 커뮤니케이션 능력이 매우 중요합니다.
iv. Planning and organizing the work of the team — ✖ False
This task belongs to the test manager or, in Agile teams, to the team collectively (Scrum Master, developers, PO). It is not mainly a tester responsibility.
[한국어 요약]
팀 전체 업무 계획·조직은 테스트 관리자나 스크럼 마스터가 담당합니다.
v. Critical thinking — ✔ True
Critical thinking is one of the most important tester skills. It helps testers analyze risks, question assumptions, and uncover hidden defects.
[한국어 요약]
비판적 사고는 결함을 찾고 요구사항을 분석하는 데 필수적인 테스터의 핵심 역량입니다.
5. Why Option b) Is Correct
Option b contains all three skills essential for testers: domain knowledge, teamwork, and critical thinking. These skills directly influence the quality of testing and communication within the team. refer to FL-1.5.1
[한국어 요약]
b는 테스터에게 가장 중요한 세 가지 스킬을 모두 포함하므로 정답입니다.
Related: More ISTQB posts