Programming Quiz Channel
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Programming quizzes and knowledge tests

Short quizzes on programming, logic and computer science.

Test and improve your coding knowledge.
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Which SQL clause sorts results?
Anonymous Quiz
18%
GROUP BY
6%
ARRANGE
39%
SORT BY
36%
ORDER BY
Starvation in operating system means:
Anonymous Quiz
19%
Deadlock situation
39%
Process never served
30%
Memory leak
13%
Low CPU
Which Automata has a stack memory?
Anonymous Quiz
24%
DFA
32%
NFA
40%
PDA
4%
TM
Which keyword creates an object in Java?
Anonymous Quiz
8%
build
22%
create
61%
new
9%
alloc
Which sorting algorithm has the worst case O(n^2)?
Anonymous Quiz
18%
Merge sort
18%
Quick sort
51%
Bubble sort
13%
Heap sort
Which HTTP status code means "Not Found" ?
Anonymous Quiz
3%
200
3%
301
91%
404
4%
500
Which operator accesses members through a pointer in C++?
Anonymous Quiz
8%
.
32%
::
51%
->
8%
:
Which SQL command modifies existing table rows?
Anonymous Quiz
76%
UPDATE
9%
CHANGE
10%
SET
4%
EDIT
Which of these guarantees unique values only?
Anonymous Quiz
10%
list
31%
array
51%
set
8%
stack
Which normal form removes partial dependency?
Anonymous Quiz
28%
1NF
48%
2NF
17%
3NF
7%
4NF
Which Python keyword defines a generator?
Anonymous Quiz
26%
yield
41%
gen
20%
return
13%
defgen
What is the output of "5" + 2 in JavaScript?
Anonymous Quiz
13%
7
61%
52
19%
error
6%
NAN
Which data structure provides O(1) average lookup?
Anonymous Quiz
24%
Linked list
38%
Hash map
28%
Array with search
11%
Tree
Which property makes microservices independent?
Anonymous Quiz
16%
Shared DB
16%
Tight coupling
49%
Loose coupling
20%
Monolith
What is the output of True + True in Python?
Anonymous Quiz
18%
0
59%
1
14%
2
9%
error
Which of the following is a valid HTTP method?
Anonymous Quiz
43%
FETCH
16%
SEND
37%
PATCH
4%
MODIFY
Which algorithm is commonly used for shortest path?
Anonymous Quiz
21%
Merge sort
62%
Dijkstra
7%
KMP
10%
BFS only
👍3
Which automata recognizes regular languages?
Anonymous Quiz
34%
PDA
39%
DFA
20%
TM
7%
LBA