Content Analyst Engineer Interview Questions and Answers

Machine learning is a subset of artificial intelligence that involves training algorithms to make predictions or decisions based on data.

• Machine learning algorithms can be supervised, unsupervised, or semi-supervised

• Examples of machine learning include image recognition, natural language processing, and recommendation systems

• Machine learning is used in various industries such as healthcare, finance, and e-commerce

Pattern matching is a technique used to find similarities between patterns in data.

• Pattern matching involves comparing a pattern to a set of data to find similar instances.

• It is commonly used in text processing, image recognition, and data mining.

• Regular expressions are often used for pattern matching in text data.

• Pattern matching can be used to identify trends, anomalies, or specific information within a dataset.

Delete removes rows one by one, while Truncate removes all rows at once.

• Delete is a DML operation, while Truncate is a DDL operation.

• Delete can be rolled back, while Truncate cannot be rolled back.

• Delete fires triggers for each row deleted, while Truncate does not fire triggers.

• Delete is slower as it removes rows one by one, while Truncate is faster as it removes all rows at once.