ATD Quiz

ELEKS quiz

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1 / 7

Which one term is NOT related to the Artificial Neural Networks:

ReLU

Kernel Trick

Backpropagation

Activation Function

Perceptron

2 / 7

Why Vision Transformers (ViT) often fail in object detection and segmentation tasks?

Too many parameters of the model

Cut objects into pieces

Developed for sequential data and doesn’t fit for visual

Hard to train

3 / 7

What does the term “AI winter” refer to?

The apocalyptic scenario of the future where Artificial Superintelligence takes over humanity

Period in scientific research in 20th century

The vanishing gradient problem in Deep Neural Network

4 / 7

What is faster in a transactional database:

TRUNCATE TABLE dbo.employees;

DELETE FROM dbo.employees;

5 / 7

Pick one answer that describes slowly changing dimensions Type 2. (SCD2)

Only the Current data is kept. No history.

Full history of changes is made by closing the old record and inserting a new one.

Nothing above.

Keep limited historical context (current+previous value) in the same row.

6 / 7

What is the purpose of Global Interpreter Lock (GIL) in Python?

To avoid “race condition” situation

To make developer`s life harder

To make developer`s life easier

7 / 7

What will this code print ?


def counter():
    for i in range(5):
        yield i
    yield "done"

gen = counter()
print(next(gen))

for num in gen:
    if num == 2:
        break
    print(num)

print(list(gen))

0 1 2 [3, 4, 'done']

0 1 [0, 1, 2, 3, 4, 'done']

0 1 [3, 4, 'done']

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