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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.
What does the SQL keyword "DISTINCT" do?
Which component of RDBMS is responsible for processing SQL queries and managing database interactions?
Which of the following is a key function of the network layer?
What is the purpose of a cookie in web development?
COBOL is used in
A control unit in a CPU uses a microprogram to:
What is a VPN (Virtual Private Network) used for in cybersecurity?
Which of the following is NOT a potential concurrency control issue?
In RDBMS, what is the purpose of the Data Dictionary?