Subjectwise MCQ
Statewise Prepration
Govt. Examwise MCQ
10424+ MCQ Questions in english हिन्दी
Which city of Rajasthan is known for its gold jewelry and ornament craftsmanship?
Jaipur is renowned for its gold and kundan-meena jewelry craftsmanship.
Which king of Mewar established the Sisodia dynasty?
Bappa Rawal is considered the founder of the Sisodia dynasty of Mewar.
Which region of Rajasthan is famous for the Mandana art form?
Mandana is a traditional decorative art practiced mainly in the Hadoti region.
What is reinforcement learning?
AI agent learns via rewards and penalties.
Neural network is inspired by:
Layers of interconnected computational "neurons".
Supervised learning uses:
Maps inputs to known outputs.
Overfitting in ML means:
Captures noise rather than patterns—poor for new data.
What does NLP stand for?
Computers processing human language.
Indexing in DBMS:
Improves retrieval performance at cost of space.
NoSQL databases are designed for:
Schema-less storage like JSON docs or key-value pairs.
ACID properties ensure:
Atomicity, consistency, isolation, durability.
A primary key:
Ensures each record is unique.
SQL stands for:
Used to manage relational databases.
SQL stands for:
Used to manage relational databases.
API stands for:
Interface for software component interaction.
RAID level that mirrors data:
RAID 1 — redundancy through duplication.
A process state of “zombie” means:
Terminated yet still in process table.
Virtual memory uses:
Enables running larger programs than physical RAM.
Multitasking OS can run:
Handles concurrent processes.
Two-factor authentication adds:
Enhances account security (e.g. code + password).
A firewall is used to:
Network security barrier
Phishing is:
deceitful emails/websites to steal info.
What does VPN do?
Protects privacy via secure tunneled connection.
Which is a symmetric encryption algorithm?
AES — same key for encryption/decryption.
DNS maps:
Translates human-friendly names to IPs.
HTTP uses which port by default?
Port 80 — standard web traffic.
IP address uniquely identifies:
End device in network communication.
TCP stands for:
Reliable, connection-oriented transport protocol.