GM Calibration

What tool can be used to monitor code quality?

• Jenkins

• Nexus

• SonarQube

• Gitlab CI

• I don't know

What is the best definition of a Set in Java?

• A Set is an unordered collection of unique objects

• A Set is an ordered collection of unique objects

• A Set is a collection of unique objects

• A Set is a dictionary, associating keys and values

• I don't know

Which statement is true about exceptions?

• Unchecked exceptions cannot be caught

• Unchecked exceptions must be caught

• Unchecked exceptions are not checked by the compiler

• Unchecked exceptions shall never be used

• I don't know

What does the following code do?

https://dpaste.com/3ZW2TAAKF

• It sums each list and return a list with 3 elements (36, 16, 20)

• It sums the first element of each list, the second, etc. and returns a list with 4 elements (8, 14, 22, 28)

• It merges all three integer list into a single one sorted with 12 elements (1, 2, 3, … 11, 13)

• It merges all three integer list into a single one with 12 elements (5, 7, … 6, 8)

• I don't know

What is the value of firstIndexNumber when componentNumber is 11?

https://dpaste.com/5VJDFX4Y6

• 11

• 31

• 4

• 0

• I don't know

What is the git command to switch to develop branch and get the last version of it?

• git pull develop

• git clone develop && git pull

• git checkout develop && git pull

• git merge develop && git fetch

• I don't know

I am on a feature branch (named "feat") and another feature has been merged on develop. How can I get it on my branch without losing any changes?

• git checkout develop && git rebase feat

• git fetch origin develop && git merge develop

• git reset feat && git merge develop

• git merge develop

• I don't know

What is wrong in the following YAML file?

https://dpaste.com/3KX2GTAAE

• Line 1: a top-level element cannot have a number value

• Line 4: the array "b" cannot contain a mapping item

• Line 3: "-" are not allowed in YAML files

• Line 2: Comments shall be written with "//" and not "#"

• I don't know

What is the main advantage of using YAML over JSON or XML?

• YAML files cannot be syntactically wrong

• YAML files are more human-readable

• YAML files can contain arrays and objects

• YAML is designed for REST webservices responses

• I don't know

What is the main difference between Gradle and Maven?

• Builds are faster with Gradle

• Better security of Gradle dependencies

• Maven does not support recent versions of Java (11+)

• Builds are more rigid and less customizable with Maven

• I don't know