Question
How does blockchain achieve its tamper-resistant
quality?Solution
Blockchain's tamper-resistant quality comes from its decentralized nature. Data is replicated across multiple nodes in a network, and each block contains a cryptographic hash of the previous block's data, making it extremely difficult to alter historical records without consensus from the majority of the network.
A financial organization is aiming to reduce operational costs by analyzing transactional data to identify inefficiencies. Which of the following roles ...
Which sampling technique involves dividing the population into mutually exclusive subgroups and then randomly selecting samples from each subgroup?
Which data structure is used in Prim’s Algorithm to efficiently find the minimum edge connecting a vertex to the spanning tree?
Which of the following best represents the role of data wrangling in the data analysis process?
A company wants to analyze customer reviews by categorizing them as “Positive,” “Neutral,” or “Negative.” What type of data are these catego...
What is the primary function of a Decision Support System (DSS) in Management Information Systems?
In an AVL tree, what happens if a node insertion causes the balance factor of a node to become +2 or -2?
In time series forecasting, which method combines the concepts of autoregression and moving averages with differencing to make non-stationary data stati...
Why is metadata critical for managing large datasets?
When dealing with data from a social media platform that includes posts, images, and metadata, what type of data format is this dataset classified as?
