Question
Solution
The correct answer is A
In Hadoop’s distributed storage system, which of the following is responsible for managing and storing the actual data blocks?
Which of the following SQL queries is used to find the second highest salary from an employee table?
SELECT MAX (salary) Â Â Â Â Â Â Â FROM empl...Which of the following scenarios violates the Isolation property in the ACID properties of a transaction?Â
Which early computing device is known for using punched cards to control a sequence of operations and is often considered a precursor to modern computers?
Which of the following protocols is responsible for sending and receiving emails across the internet?Â
What is 'two-factor authentication' (2FA)?
Which network device operates at both the data link and network layers of the OSI model, and is responsible for routing data packets between networks? ...
Which of the following best describes Third Normal Form (3NF) in a relational database?Â
In the field of Natural Language Processing (NLP), which of the following tasks focuses on identifying the sentiment behind a given text?     ...
In data analytics, which algorithm is commonly used for predictive modeling when the target variable is categorical?   Â
