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Go Tutorial
BOSS QUIZ
10 questions · 5 minutes · pass at 70% to clear the track.
05:00
Start
Q1.
Wait for goroutines to finish with…
from Goroutines
sync.WaitGroup
time.Sleep forever
os.Exit
panic / recover
Q2.
Start a goroutine with…
from Goroutines
async fn
go fn()
thread.start()
spawn fn()
Q3.
Idiomatic Go returns errors as…
from Error Handling
Exceptions
A second return value of type error
A global err
An out parameter
Q4.
Go has built-in support for…
from Intro
Inheritance
Concurrency via goroutines + channels
Generics only in libraries
A JIT VM
Q5.
Go is…
from Intro
Dynamic, interpreted
Statically typed, compiled
A scripting language
A query language
Q6.
Range over a channel until…
from Channels
EOF
It is closed
A goroutine panics
A timeout fires
Q7.
Goroutines are…
from Goroutines
OS threads 1:1
Lightweight, multiplexed onto OS threads
Coroutines that share one CPU
Just function calls
Q8.
Grow a slice with…
from Slices
push()
append()
add()
extend()
Q9.
An unbuffered channel send…
from Channels
Returns immediately
Blocks until a receive is ready
Drops the value
Returns an error
Q10.
Go was originally designed at…
from Intro
Microsoft
Google
Mozilla
JetBrains
Submit
Back to Go Tutorial
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