Easy Level – GK Questions

Cloud certifications (AWS, Azure, GCP) validate skills in architecture, security, and operations. Valued by employers for cloud roles. India has growing demand for certified professionals. Critical for career development questions.

UPI does NOT require a physical card. It uses virtual payment addresses linked to bank accounts. Key features include 24x7 availability, single-click two-factor authentication, instant fund transfer, and support for multiple banks in one app.

USB (Universal Serial Bus) is an industry standard for cables, connectors, and protocols for connection, communication, and power supply between computers and peripheral devices. USB-C is the latest reversible connector standard.

CSCs are village-level access points under Digital India that enable delivery of government services, banking, insurance, education, healthcare, and entertainment to rural citizens. They are operated by Village Level Entrepreneurs (VLEs).

Switch is a networking device that connects devices within a LAN and uses MAC addresses to forward data frames only to the intended recipient port. Unlike hubs that broadcast to all ports, switches improve network efficiency and security.

SMS (Short Message Service) is a text messaging service component of most telephone, internet, and mobile device systems. It uses standardized communication protocols to exchange short text messages (up to 160 characters) between devices.

RuPay is India's indigenous card payment scheme developed by NPCI. It offers lower transaction costs, promotes financial inclusion, and is accepted at millions of ATMs and PoS terminals across India. RuPay cards are issued by most Indian banks.

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.

BharatNet (formerly National Optical Fibre Network) aims to connect all 2.5 lakh gram panchayats with high-speed optical fiber. It is one of the world's largest rural connectivity projects, enabling delivery of e-governance, education, and healthcare services.

Operating System (like Windows, Linux, Android) is system software that manages hardware resources and provides services for application software. Application software (like MS Word, Chrome) runs on top of the OS to perform user-specific tasks.

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).

Scanner is an input device that captures images, text, or objects and converts them into digital format. Monitor, printer, and speaker are output devices that display or present processed information to the user.

SELECT is the SQL command used to query and retrieve data from one or more tables. INSERT adds new records, UPDATE modifies existing records, and DELETE removes records. SELECT is the most frequently used command in database operations.

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.

In binary system used by computers, 1 KB = 1024 bytes (2^10). The decimal approximation of 1000 bytes is used by storage manufacturers, causing confusion. IEC standards now use KiB (Kibibyte) for 1024 bytes to avoid ambiguity.

PSLV (Polar Satellite Launch Vehicle) is called ISRO's workhorse due to its reliability in launching earth observation and remote sensing satellites into polar sun-synchronous orbits. It has successfully launched Chandrayaan-1 and Mangalyaan.

RAM (Random Access Memory) is volatile memory used for temporary storage of data and machine code currently being used. It loses all data when power is switched off, unlike ROM or hard disk which are non-volatile.

Preamble's date of adoption: (a) Text: '...do hereby adopt, enact and give to ourselves this Constitution' on 26th day of November 1949, (b) Historical context: (i) Constituent Assembly completed drafting Constitution on 26 November 1949, (ii) Constitution came into force on 26 January 1950 (chosen to honor 1930 Purna Swaraj declaration), (c) Significance of dates: (i) 26 November 1949: Date of adoption, enactment by Constituent Assembly, (ii) 26 January 1950: Date of commencement, India becoming sovereign democratic republic, (d) Applications: (i) Constitution Day: 26 November celebrated as Constitution Day (since 2015) to honor adoption, (ii) Republic Day: 26 January celebrated as Republic Day to honor commencement, (e) Illustrates constitutional symbolism: Dates in Preamble connect Constitution to freedom struggle (1930 Purna Swaraj), mark transition from colonial rule to self-governance through democratic constitution.

Article 32 and federal disputes: (a) Article 32 text: Right to move Supreme Court for enforcement of Fundamental Rights; Dr. Ambedkar called it 'heart and soul' because without remedies, rights are meaningless, (b) Article 131 original jurisdiction: Supreme Court has exclusive original jurisdiction in disputes: (i) Between Government of India and one or more States, (ii) Between Government of India and any State(s) on one side and one or more States on other, (iii) Between two or more States, (c) Applications: (i) Inter-State water disputes: Cauvery, Krishna, Godavari cases, (ii) Boundary disputes: Belagavi (Karnataka-Maharashtra), Assam-Nagaland, (iii) Resource sharing: Mineral rights, forest conservation, (d) Limits: Article 131 proviso excludes matters arising from pre-Constitution treaties, agreements; such disputes resolved per terms of instrument, (e) Federal balance: Supreme Court as neutral arbiter of federal disputes; judicial review ensures constitutional compliance, protects State autonomy against arbitrary Union action, (f) Illustrates constitutional federalism: Independent judiciary mediates Centre-State disputes, preserving federal balance through legal principles, not political power. Essential for UPSC Mains understanding of judicial role in federalism.

Finance Commission institutional design: (a) Constitutional mandate: Article 280 requires President to constitute FC every 5 years (or earlier), ensuring regular, predictable fiscal federalism review, (b) Composition: Chairman + 4 members with expertise in public affairs, finance, economics, administration, law — independent, technical body, (c) Functions: (i) Recommend vertical devolution: Union-State tax share (15th FC: 41% to States), (ii) Horizontal distribution: Among States using criteria like population (1971/2011), area, income distance, forest cover, demographic performance, (iii) Grants-in-aid: To States in need, for tribal welfare, local body augmentation, (iv) Review financial position: Suggest measures to improve State finances, (d) Impact: FC recommendations shape fiscal federalism; 15th FC (2020-25) introduced new criteria (demographic performance, tax effort) to balance equity (needier States) with efficiency (rewarding reforms), (e) Illustrates institutionalized fiscal federalism: Regular, technical mediation of Centre-State financial claims to balance equity and efficiency; independent Commission depoliticizes resource distribution, enabling cooperative federalism.