Please answer the following questions before starting the experiment:

What is your gender?

Male
Female
Other:
Prefer not to answer

What is your age?

What is your level of English?

Elementary proficiency (you can communicate/understand the most basic needs)
Limited working proficiency (you can respond simply and understand simple sentences)
Professional working proficiency (you can discuss/understand topics in particular interests and special fields of competence with reasonable ease)
Full professional proficiency (your can respond/read appropriately even in unfamiliar grounds or situations)
Native or bilingual proficiency

What is your highest achieved level of education?

High School but did not graduate
High School graduate or GED
Some college or 2-year degree
Bachelor in CS (Computer Science)
Bachelor in STEM (Science, Technology, Engineering and Mathematics)
Bachelor in a different area than CS or STEM
Master in CS
Master in STEM
Master in a different area than CS or STEM
PhD or higher academic title in CS
PhD or higher academic title in STEM
PhD or higher academic title in a different area than CS or STEM

What is your main role?

Programmer / Software Developer
Tester
Analyst
Software Architect
IT Operations
Manager
Researcher / Professor
PhD Student
Student
Other:

How many years have you been developing software professionally?

I have no experience in professional software development
1 year or less
2 years
3 - 5 years
6 - 10 years
11 years or more

How many years have you been programming in Java (also not professionally)?

I have never programmed in Java so far
1 year or less
2 years
3 - 5 years
6 - 10 years
11 years or more

How often do you currently program software?

Not at all
About once a year
About once a month
About once a week
About once a day or more often

How many years have you been doing code reviews?

I have never done a code review
1 year or less
2 years
3 - 5 years
6 - 10 years
11 years or more

How often do you currently perform code reviews?

Not at all
About once a year
About once a month
About once a week
About once a day or more often

How many hours have you worked today?

How tired/fit do you feel at the moment?

very tired
moderately tired
neutral
moderately fit
very fit

How stressed do you currently feel?

very stressed
moderately stressed
neutral
moderately relaxed
very relaxed