10+ EPAM Systems Interview Questions and Answers

Yes, content moderation refers to the process of reviewing and monitoring user-generated content to ensure it meets certain guidelines and standards.

• Content moderation involves reviewing and monitoring user-generated content

• It aims to ensure the content meets specific guidelines and standards

• Moderators may remove or flag inappropriate or harmful content

• Examples include reviewing comments on social media platforms, screening images or videos for explicit or violent content

• Mode...read more

Content moderation is crucial to ensure a safe and positive user experience, prevent harmful behavior, and maintain platform integrity.

• Content moderation helps prevent the spread of harmful or illegal content, such as hate speech, violence, or pornography.

• It ensures that users feel safe and respected on the platform, which can lead to increased engagement and loyalty.

• Moderation also helps maintain the integrity of the platform by preventing spam, scams, and other fraudulent a...read more

Online communities are platforms where people can interact and share information. Content moderation is the process of monitoring and managing user-generated content to ensure it meets community standards.

• Online communities are created around a common interest or goal

• Users can create profiles, post content, and interact with others

• Content moderation involves reviewing user-generated content for inappropriate or harmful material

• Moderators enforce community guidelines and may r...read more

General policies in content moderation aim to ensure that user-generated content is appropriate, legal, and safe.

• Content must not violate community guidelines or terms of service

• Content must not be illegal or infringe on intellectual property rights

• Content must not be harmful or offensive to individuals or groups

• Moderators must be trained to identify and remove inappropriate content

• Appeals process should be in place for users to dispute content removal

• Regular reviews and upda...read more

Cut the cake into 8 pieces in 3 turns ensuring each piece has frosting.

• Cut the cake horizontally into 2 equal halves in the first turn.

• Cut each half vertically into 4 equal pieces in the second turn.

• Serve the pieces ensuring each piece has frosting on it.

• Example: First turn - cut horizontally, Second turn - cut vertically, Third turn - serve the pieces.

Inappropriate, harmful, misleading, or illegal content should be controlled on TikTok.

• Violence or graphic content

• Hate speech or discrimination

• Misinformation or fake news

• Sexually explicit content

• Illegal activities or substances

• Cyberbullying or harassment

Harassment and child abuse policy aims to prevent and address any form of harassment or abuse towards children.

• The policy outlines what constitutes harassment and child abuse.

• It provides guidelines on how to report incidents of harassment and child abuse.

• It also includes measures to prevent harassment and child abuse from occurring in the first place.

• Examples of harassment and child abuse include physical abuse, sexual abuse, emotional abuse, and neglect.

• The policy may also i...read more

Yes, TikTok should re-enter the Indian Markets.

• TikTok has a huge user base in India and its absence has created a void in the market.

• The ban on TikTok has also affected the livelihoods of many content creators and businesses.

• TikTok can take measures to address the concerns raised by the Indian government and ensure compliance with regulations.

• TikTok can also use this opportunity to improve its brand image and showcase its commitment to the Indian market.

• Other social media pla...read more

Invest in a diversified portfolio of mutual funds for long-term growth.

• Consider investing in a mix of equity and debt mutual funds

• Choose funds with a good track record and low expense ratio

• Invest for a minimum of 3-5 years for better returns

• Rebalance your portfolio periodically

• Avoid investing in high-risk funds without proper research

There are seven basic QC tools.

• The seven basic QC tools are: cause-and-effect diagrams, flowcharts, check sheets, histograms, Pareto charts, scatter diagrams, and control charts.

• These tools are used to identify and solve quality problems in a systematic way.

• Each tool has its own specific purpose and can be used in different stages of the quality control process.

• For example, a cause-and-effect diagram can be used to identify the root cause of a problem, while a control chart c...read more

Given an array of digits, find the largest multiple of 3 that can be formed from the digits.

• Sort the array in descending order.

• If the sum of digits is divisible by 3, return the array as a string.

• If the sum of digits modulo 3 is 1, remove the smallest digit that has a remainder of 1 when divided by 3, or the two smallest digits that have a remainder of 2 when divided by 3.

• If the sum of digits modulo 3 is 2, remove the smallest digit that has a remainder of 2 when divided by 3...read more

Logistic regression model evaluation involves assessing its performance using metrics like accuracy, precision, recall, and F1 score.

• Evaluate model performance using metrics like accuracy, precision, recall, and F1 score.

• Use confusion matrix to calculate true positives, true negatives, false positives, and false negatives.

• Calculate accuracy as (TP + TN) / (TP + TN + FP + FN).

• Calculate precision as TP / (TP + FP).

• Calculate recall as TP / (TP + FN).

• Calculate F1 score as 2 * (pr...read more

Pareto analysis is a technique used to identify the most significant causes of a problem or issue.

• It is based on the Pareto principle, which states that 80% of the effects come from 20% of the causes.

• It involves creating a histogram to identify the frequency of each cause and ranking them in order of importance.

• The top few causes are then targeted for improvement to have the greatest impact on the problem.

• For example, in a manufacturing process, Pareto analysis may reveal tha...read more

Search for a target value in a 2D matrix and return true if found, false otherwise.

• Start from the top right corner or bottom left corner for efficient search

• Use binary search in each row or column to narrow down the search space

• Handle edge cases like empty matrix or target not found

Reverse nodes in k-group is a problem where we need to reverse every k nodes in a linked list.

• Break the linked list into groups of k nodes

• Reverse each group of k nodes

• Connect the reversed groups back together