Which of the following are the activation functions of deep learning algorithms?

A.

Sigmoid

B.

ReLU

C.

Tanh

D.

Sin

The face detection service will report an error when there is no face in the test image.

A.

TRUE

B.

FALSE

Global gradient descent algorithm, stochastic gradient descent algorithm and batch gradient descent algorithm are all gradient descent algorithms. The following is wrong about its advantages and disadvantages.

A.

The global gradient algorithm can find the minimum value of the loss function

B.

Batch gradient algorithm can solve the local minimum problem

C.

Stochastic gradient algorithm can find the minimum value of the loss function

D.

The convergence process of the global gradient algorithm is time-consuming

On Huawei Cloud EI Which of the following can be AI Technology is integrated into the application scenarios of all walks of life AI The advantages of technology to improve efficiency and improve experience.

A.

EI Agent

B.

OBS Object storage service

C.

Cloud database

D.

EI Big data service

What is wrong description of the normal distribution?

A.

In natural phenomena and social phenomena, many random variables obey or approximate a normal distribution.

B.

The normal distribution lakes the maximum value at the mean

D.

The larger the standard deviation, the slower the normal distribution curve

Which of the following statement about the matrix is incorrect?

A.

The arbitrary matrix is multiplied by the unit matrix and will not change

B.

The transpose of the symmetric matrix A 1s also A itself.

C.

The transpose of the orthogonal matrix A is equal to the inverse of A.

D.

There is no inverse matrix for the diagonal matrix.

Which of the following description of the number of rows and columns of the matrix is correct?

A.

The number of rows 1s greater than the number of columns

B.

The number of rows 1s equal to the number of columns

C.

The number of rows is less than the number of columns

D.

The number of rows has no relationship with the number of columns.

Which of the following neural network structures will share weights? (Multiple choice)

A.

Convolutional neural network

B.

Recurrent neural network

C.

Fully connected neural network

D.

All of the above

Which of the following is true about unsupervised learning?

A.

Unsupervised algorithm only processes “features” and does not process ·tags·

B.

Dimensionality reduction algorithm is not unsupervised learning

C.

K-means algorithm and SVM algorithm belong lo unsupervised learning

D.

None of the above

What is the incorrect relationship between neural networks and deep learning?

A.

The concept of deep learning sterns from the study or artificial neural networks.

B.

A neural network algorithm with multiple hidden layers is a deep learning algorithm

C.

Single layer neural networks are also a type of deep learning

D.

Convolutional neural networks are a type of deep learning.