Ace your AWS interview with top questions and expert answers. Prepare with the most commonly asked AWS Q&A.
Question 23: What emerging trends in AWS or DevOps do you think will have the biggest impact in the next few years? Some emerging trends that could have a significant impact include: Serverless computing: Continued growth of services like AWS Lambda and EventBridge. AI/ML in operations: Increa...
This comprehensive built-in functionality reduces the reliance on external libraries and aids in saving development time. 24. What is the lambda function in Python? Lambda functions, also known as anonymous functions, are small, single-expression functions without a name. They are defined using the...
Functions can return a value using the “return” keyword, and can be called by their name followed by parentheses, optionally passing arguments. Python also supports anonymous functions, called “lambda” functions, which are defined using the “lambda” keyword and have a concise syntax. Function...
And that was my original question. Well, it depends on the context, when you're using the XML attribute of android:id, then you're specifying a new id, and are instructing the parser (or call it the builder) to create a new entry in R.java, thus you have to include a + sign. ...
join(map(lambda x: x[0] + str(x[1]), Counter("AAABBCCAC").most_common()))41.super函数的具体用法和场景https://python3-cookbook.readthedocs.io/zh_CN/latest/c08/p07_calling_method_on_parent_class.htmlPython高级元类42.Python中类方法、类实例方法、静态方法有何区别?类...
Since this is a Poisson distribution question, mean = lambda = variance, which also means that standard deviation = square root of the mean a 95% confidence interval implies a z score of 1.96 one standard deviation = sqrt(115) = 10.724 ...
Ans:At AWS re: Invent last month, Amazon chief technology officer Werner Vogels spent a significant portion of his keynote on AWS Lambda, an automation tool that deploys infrastructure based on your code. While Vogels did mention AWS’s container service, his focus on Lambda implies that he ...
In solving this data analyst interview question, you’ll need to be fluent in using the following concepts: merge() lambda functions isna() unique() groupby() data aggregation Working with DataFrames Solution & Output Here’s how to solve this problem in Python. ...
This is one of the popular data science interview questions which requires one to create the ROC and similar curves from scratch, i.e., no data on hand. For the purposes of this story, I will assume that readers are aware of the meaning and the calculations behind these metrics and wh...