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Programming Quiz Channel

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. Join 👉 https://rebrand.ly/bigdatachannels DMCA: @disclosure_bds Contact: @mldatascientist

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频道帖子
Why is debouncing often used for search bars?
Anonymous voting

2
Two transactions modify the same record simultaneously and produce inconsistent results. What issue occurred?
67
3
What is the output of this code? x = [1, 2, 3] y = x y.append(4) print(len(x))
284
4
What does high variance usually indicate?
84
5
What problem was DNS primarily created to solve?
82
6
A website loads slowly because it requests 500 small images. What is the main issue?
308
7
Why is a model evaluated on data it has never seen before?
93
8
Why do databases use transactions?
396
9
A computer has multiple CPU cores, but a program only uses one core. Which change is MOST likely to improve performance?
115
10
What is the primary purpose of a load balancer?
117
11
A developer changes a single function and unexpectedly breaks five unrelated features. Which design issue is MOST likely present?
380
12
Which traversal of a Binary Search Tree produces sorted output?
404
13
What does the 'I' in ACID database properties stand for?
1 728
14
Which metric is most appropriate for evaluating a regression model's performance?
1 378
15
Which browser storage mechanism is automatically sent with HTTP requests?
496
16
What is a context switch?
151
17
Which data structure would you choose to implement an autocomplete feature?
552
18
Which statistic is least affected by extreme outliers?
1 232
19
What is 'thrashing' in virtual memory systems?
160
20
In a confusion matrix, 'precision' is calculated as:
1 253