GO Advavnced Quiz 4
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Practice Pronunciation (Merriam-Webster)
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Quiz 4
1. How are generic constraints primarily defined in Go?
Using classes
Using interfaces
Using templates
2. What determines if a variable is allocated on the heap vs the stack?
Escape Analysis
The 'new' keyword
Variable size only
3. Which sync type is optimized for maps with many reads and few writes?
sync.Mutex
sync.WaitGroup
sync.Map
4. In the Go scheduler's G-M-P model, what does 'G' stand for?
Global state
Goroutine
Garbage
5. In the G-M-P model, what does 'P' represent?
Logical Processor
Physical Thread
Pointer
6. How does the Go scheduler handle load balancing?
Round robin
Central queue only
Work stealing
7. Which time package type is used for repeated intervals?
time.Timer
time.Ticker
time.Sleep
8. How do you implement a non-blocking channel send?
Using a select with a default case
Using a buffered channel
Using go send(ch)
9. Why is it generally considered an anti-pattern to use a pointer to an interface?
It's too slow
Interfaces are already pointers
Interfaces already wrap the pointer
10. What is the benefit of using an external test package (e.g., package_test)?
Faster execution
Enforces testing only exported APIs
Access to private fields
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