Techstars_Hub Third Quarter Coding Examination
Authored by Hyacinth Emmanuel
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100 questions
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1.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
What is an array?
A collection of elements stored at random locations
A collection of elements stored at contiguous memory locations
A single Variable
A function
2.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
What is the time complexity of accessing an element in an array by index?
0(n)
0(log n)
0(1)
0(n^2)
3.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
In a stack, which operations adds an element?
Pop
Push
Peek
Dequeue
4.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
What does LIFO stand for in stacks?
Last in first out
Last in final out
Linear in first out
List in firstfirst out
5.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
In a queue, which end do you add elements?
Front
Rear
Middle
Any end
6.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
What is the root of a binary tree?
The last node
The middle node
The topmost node
The leftmost node
7.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
How many children can a node in a binary tree have at most?
1
2
3
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