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Technological Knowledge MCQs

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This Technological Knowledge MCQs page is designed for aspirants who want focused, exam-oriented practice with clear answers and explanations. Use these questions to revise key concepts, test your memory, improve accuracy, and build confidence for CSS, PMS, PCS, FPSC, PPSC, SPSC, KPPSC, BPSC, and other competitive examinations.

Technological Knowledge MCQs with Answers

Review the latest approved Technological Knowledge multiple choice questions below. Each question is arranged for quick reading, answer checking, and concept revision so candidates can practice regularly without wasting time on repeated or low-quality material.

What is a feature of 6G compared to 5G?

A. Slower speed to save energy
B. Use of terahertz bands for ultra-high data rates
C. Reduced device connectivity
D. Only satellite usage

Explanation:
6G research aims to use the terahertz spectrum for even higher speed and capacity

Which network tech supports many IoT devices over long ranges?

A. Wi-Fi 6
B. LoRaWAN
C. Bluetooth 5.0
D. Ethernet

Explanation:
LoRaWAN is designed for long-range, low-power IoT sensor communications.

What is 'fog computing'?

A. Using cloud far away
B. Processing data close to network edge devices
C. Weather-based data processing
D. Computing without electricity

Explanation:
Fog computing moves some cloud services to the network edge, closer to end devices.

What is 'edge AI'?

A. AI on centralized servers
B. AI algorithms running on local edge devices
C. AI for video games
D. AI robot limbs

Explanation:
Edge AI refers to running AI inference on devices near data sources, such as cameras or sensors.

What ensures blockchain data integrity across nodes?

A. Public database
B. Hash-linked blocks and consensus
C. Encryption keys only
D. Trusted server

Explanation:
Blockchain uses cryptographic hashes linking blocks and consensus protocols to maintain integrity.

What is a key feature of quantum computing that offers computational advantages?

A. Using vacuum tubes
B. Superposition and entanglement
C. Fiber optic circuits
D. DC power only

Explanation:
Quantum superposition and entanglement enable certain calculations to be done much faster.

What allows dynamic network configuration in emerging tech?

A. Hardware-only management
B. Software Defined Networking (SDN)
C. Analog cables
D. Static routing only

Explanation:
SDN separates control and data planes, enabling programmable network configurations.

What is a token in blockchain contexts?

A. A physical key
B. A digital asset representing value or rights
C. A password
D. VPN software

Explanation:
In blockchain, a token is a digital unit of value or access rights recorded on the ledger.

Which emerging tech generates realistic human images and voices via deep learning?

A. Blockchain
B. Generative AI (e.g., GANs)
C. Quantum computing
D. Fiber optics

Explanation:
Generative AI models such as GANs can generate realistic synthetic images, audio, and text.

Which concept involves using sensor data to create a 3D model of a city or facility?

A. Digital wallet
B. Digital twin
C. Virtual machine
D. Quantum replica

Explanation:
Digital twins can model entire environments or systems in real-time using sensor data.

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Practice Important Questions

This section provides important Technological Knowledge MCQs with answers and explanations to help candidates prepare effectively for CSS, PMS, and other competitive exams. Regular practice helps aspirants identify common question patterns, revise essential facts, and improve their command over the subject.

Improve Conceptual Understanding

Each MCQ is designed to strengthen understanding of key concepts and improve the analytical thinking required in exams. Instead of memorizing isolated answers, candidates can use the explanation area to understand why the correct option is suitable and why the other choices may be misleading.

Exam-Oriented Preparation

These MCQs follow a competitive-exam style approach, helping aspirants practice relevant questions and improve performance. The format supports quick revision before tests, topic-wise preparation during study sessions, and self-assessment after completing a subject chapter or syllabus area.

Useful for CSS and PMS Exams

This collection is highly beneficial for CSS, PMS, PCS, FPSC, PPSC, SPSC, KPPSC, BPSC, and similar exams where objective questions require accuracy, speed, and strong retention. Practicing with subject-wise MCQs can help candidates build confidence and reduce mistakes under time pressure.

For best results, attempt the Technological Knowledge MCQs first without checking the answer, then review the correct option and explanation carefully. Revisit difficult questions, use the search option to find related terms, and start the quiz mode when you want a more active practice session. This method helps turn MCQ practice into structured revision rather than random guessing.