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Generate QuizTechnology – Fill in the Blank – GK Questions
Free practice for SSC, UPSC, Banking & Railway exams. No login required.
The platform that enables cashless transactions using virtual payment addresses in India is called ________.
- SLAAC
- UPI
- FAME
- e-NAM
Answer: UPI
UPI (Unified Payments Interface) enables instant bank-to-bank transactions using virtual payment addresses (e.g., name@bank). Developed by NPCI, it supports peer-to-peer and merchant payments, bill payments, and integrates with multiple banking apps.
A network security system that monitors and controls incoming/outgoing traffic based on predetermined rules is called ________.
- Quantum
- Village
- Firewall
- Classification
Answer: Firewall
Firewall is a network security device/software that monitors and filters traffic between trusted internal networks and untrusted external networks based on security rules. It can be hardware-based, software-based, or cloud-based.
The unique address assigned to each device on a network for identification is called ________ Address.
- QR
- TDMA
- IP
- ROM
Answer: IP
IP (Internet Protocol) Address is a numerical label assigned to each device connected to a network. IPv4 uses 32-bit addresses (e.g., 192.168.1.1), while IPv6 uses 128-bit addresses to accommodate the growing number of internet-connected devices.
The brain of the computer that executes instructions is called ________.
- DID
- CPU
- L
- IP
Answer: CPU
CPU (Central Processing Unit) is the primary component that executes program instructions, performs calculations, and controls other computer parts. Modern CPUs contain multiple cores for parallel processing and cache memory for faster data access.
The Indian regional navigation satellite system is called ________.
- GIGW
- NavIC
- e-NAM
- FAME
Answer: NavIC
NavIC (Navigation with Indian Constellation), formerly IRNSS, is India's independent regional satellite navigation system providing accurate position information over India and 1500 km around. It consists of 7 satellites and is an alternative to GPS.
The digital platform that allows citizens to store driving license, vehicle registration, and other documents electronically is called ________.
- Modernisation Programme / DILRMP
- Forest / REDD+
- DigiLocker
- Frequency
Answer: DigiLocker
DigiLocker is a cloud-based platform under Digital India that enables citizens to store, share, and verify important documents digitally. Documents issued by registered authorities through DigiLocker have legal validity under the Information Technology Act, 2000.
The organization that developed UPI system in India is ________.
- DPIIT
- NPCI
- NavIC
- SMTP
Answer: NPCI
NPCI (National Payments Corporation of India) developed the Unified Payments Interface (UPI). NPCI also operates other payment systems like IMPS, RuPay, Aadhaar Enabled Payment System (AePS), and Bharat Bill Payment System (BBPS).
A type of malware that encrypts victim's files and demands payment for decryption key is called ________.
- Account Aggregator
- Forum / Index
- Inclusive
- Ransomware
Answer: Ransomware
Ransomware is malicious software that encrypts files on victim's device and demands ransom (usually in cryptocurrency) for the decryption key. Prevention includes regular backups, updated antivirus, and avoiding suspicious email attachments.
The unique 12-digit identity number issued by UIDAI is called ________.
- Aadhaar
- Navigation Satellite
- OECD / UNESCO
- NDMA App / Disaster Alert
Answer: Aadhaar
Aadhaar is a 12-digit unique identification number issued by UIDAI to Indian residents based on biometric and demographic data. It enables targeted delivery of subsidies and services through Direct Benefit Transfer (DBT) system.
The technology that enables machines to learn from data without being explicitly programmed is called ________ Learning.
- Machine
- Lead-through / Teach Pendant
- Supervised
- Microservices / RESTful
Answer: Machine
Machine Learning is a subset of Artificial Intelligence where algorithms improve automatically through experience and data. It includes supervised, unsupervised, and reinforcement learning approaches used in recommendation systems, fraud detection, and more.
The full form of 'OTP' commonly used in two-factor authentication is ________.
- Read Only Memory
- One Time Password
- Binary Digit
- Universal Serial Bus
Answer: One Time Password
OTP stands for One Time Password - a automatically generated numeric or alphanumeric string that authenticates a user for a single transaction or login session, enhancing security beyond static passwords.