GO Beginner Quiz 3
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Practice Pronunciation (Merriam-Webster)
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Quiz 3
1. Which statement is true about Go Arrays?
They can grow in size
They have a fixed length
They can store different data types
2. What is a 'Slice' in Go?
A piece of a string
A fixed-size array
A flexible, dynamic view of an array
3. Which built-in function is used to create a slice with a specific length?
make()
new()
create()
4. How do you add an element to a slice?
slice.add(element)
append(slice, element)
slice.push(element)
5. Which function returns the number of elements in a slice?
size()
count()
len()
6. Which keyword is used to iterate over a slice or map?
range
each
map
7. What is a 'Map' in Go?
A sorted list
A collection of key-value pairs
A blueprint for an object
8. How do you remove a key from a map?
map.remove(key)
unset(map[key])
delete(map, key)
9. What happens if you declare a variable but do not use it?
The compiler returns an error
The program runs but logs a warning
Nothing happens
10. What is the underscore (_) used for in variable assignments?
It marks a variable as private
It is a blank identifier to discard a value
It is a pointer reference
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