Which function can be used to delay the execution of a function in Underscore.js?
A). _.defer
B). _.delay
C). _.debounce
D). _.throttle
What is the result of _.reduce([1, 2, 3], function(sum, num) { return sum + num; }, 0)?
A). 6
B). 5
C). 3
D). 2
Which function is used to find unique elements in an array in Underscore.js?
A). _.first
B). _.last
C). _.uniq
D). _.filter
Which function is used to clone an object in Underscore.js?
A). _.extend
B). _.clone
C). _.map
D). _.filter
How do you check if a value is an array in Underscore.js?
A). _.isObject
B). _.isArray
C). _.isArguments
D). _.isString
How can you invoke a function a specified number of times in Underscore.js?
A). _.times
B). _.invoke
C). _.repeat
D). _.cycle
How do you shuffle the elements of an array in Underscore.js?
A). _.each
B). _.shuffle
C). _.sample
D). _.random
How do you debounce a function in Underscore.js to limit the rate at which it can fire?
A). _.throttle
B). _.debounce
C). _.delay
D). _.once
How do you flatten a nested array using Underscore.js?
A). _.map
B). _.flatten
C). _.filter
D). _.reduce
How do you extend an object with properties from other objects in Underscore.js?
A). _.clone
B). _.extend
C). _.omit
D). _.pick