Chapter 29: Latest Technology Trends and Practice Resources (Set-5)
Which AI trend helps models answer using external documents?
A Magnetic tape storage
B Manual spreadsheet entry
C Analog signal tuning
D Retrieval augmented generation
Retrieval augmented generation (RAG) combines search with text generation. The system retrieves relevant documents first and then generates answers based on that content, improving accuracy and reducing hallucinations.
A “hybrid cloud” means using:
A Only private cloud
B Only public cloud
C Public plus private
D Local PC only
Hybrid cloud combines public cloud services with private cloud or on-premise resources. It helps balance cost, control, security, and flexibility based on workload needs.
Which IoT part connects devices to networks?
A Paper ledger
B Gateway device
C Ink cartridge
D CRT display
An IoT gateway connects sensors and devices to the internet, often translating protocols and managing data flow. It can filter data, improve security, and reduce direct cloud load.
5G “latency” refers to:
A Screen refresh rate
B Battery size
C Storage capacity
D Signal delay time
Latency is the time delay between sending and receiving data. Lower latency in 5G supports real-time services like online gaming, AR/VR, remote control, and industrial automation.
Blockchain “consensus” is used to:
A Edit past blocks
B Remove all nodes
C Agree on valid data
D Hide transactions
Consensus mechanisms help distributed nodes agree which transactions are valid before adding them to the ledger. This prevents double spending and maintains trust without a central authority.
AR applications often require:
A Camera and overlays
B Only keyboard input
C Printer connection
D Floppy disk drive
AR uses a camera or see-through display to view the real world and place digital objects on top. It is widely used in training, navigation, and product visualization.
VR is commonly used for:
A Email encryption
B File compression
C Immersive simulation
D BIOS flashing
VR provides an immersive environment useful for training, education, and design. It helps users experience realistic scenarios safely, improving learning and reducing real-world risk.
Edge computing is useful for IoT because it:
A Needs more bandwidth
B Deletes sensor data
C Stops automation
D Reduces response time
Processing data near devices reduces delay and speeds decisions. This is critical for IoT use cases like smart cameras, industrial sensors, and vehicles needing instant reactions.
Big data “velocity” mainly means:
A Small file size
B Offline data only
C Fast data generation
D Fixed dataset always
Velocity refers to how quickly data is produced and must be processed, such as streaming logs, online clicks, and sensor readings. High velocity needs real-time or near real-time systems.
A cybersecurity trend for safer browsing is:
A DNS filtering
B Password sharing
C Disabling updates
D Public USB usage
DNS filtering blocks access to malicious domains by preventing harmful website resolution. It reduces phishing and malware risks and is often used in organizations for safer internet access.
Automation “workflow tools” mainly help to:
A Increase typing errors
B Avoid documentation
C Reduce manual steps
D Slow processing speed
Workflow automation tools connect tasks like approvals, notifications, and data updates. They reduce repetitive work, improve consistency, and help teams complete processes faster.
Green computing promotes which hardware choice?
A High heat CPUs
B Energy efficient devices
C Old CRT monitors
D Max power settings
Energy-efficient devices consume less electricity while delivering needed performance. This reduces cost and heat output and supports environmentally friendly IT use in homes and organizations.
Wearables often collect data using:
A Built-in sensors
B Paper forms
C Ink scanners
D Mechanical relays
Wearables include sensors like accelerometers and heart rate monitors. These collect health and activity data that can be analyzed for fitness tracking and health monitoring.
Quantum computing is often linked with:
A Word processing
B Screen brightness
C Optimization problems
D Printer driver setup
Quantum computing is studied for complex optimization and simulation tasks. It may help solve certain problem types faster than classical computers, though practical use is still emerging.
A common cloud trend for developers is:
A Serverless computing
B Vacuum tube design
C Dial-up access
D Manual backup tapes
Serverless lets developers run code without managing servers. The cloud provider handles scaling and infrastructure, and users pay based on execution, making it efficient for event-driven apps.
SaaS examples typically include:
A BIOS utilities
B Hardware drivers
C Web-based email
D Offline calculators
SaaS delivers software through the internet, like email or office suites. Users access it via browser and get updates automatically without local installation and maintenance.
Remote work security improves by using:
A Same password everywhere
B Public Wi-Fi only
C Sharing work accounts
D Multi-factor login
Multi-factor authentication adds extra verification, such as OTP or biometric. It protects accounts even if passwords are leaked, which is especially important for remote access to systems.
Virtualization allows better testing by:
A Same OS always
B No snapshots
C Isolated environments
D Manual reinstall daily
Virtual machines allow isolated test setups without affecting the main system. Teams can test software safely, use snapshots, and quickly restore environments after experiments.
Containers are managed commonly using:
A Orchestration tools
B Typewriters
C Fax machines
D Paper registers
Container orchestration tools manage deployment, scaling, and health monitoring across many containers. They help run microservices reliably and handle failures automatically in production systems.
DevOps emphasizes which key idea?
A One release yearly
B Continuous improvement
C No collaboration
D Manual testing only
DevOps supports frequent, small changes with automation and teamwork. Continuous improvement helps deliver better software faster while maintaining quality through testing, monitoring, and quick feedback.
Data analytics often starts with:
A Random guessing
B Printer setup
C Data cleaning
D BIOS update
Data cleaning removes errors, duplicates, and missing values. Clean data is necessary for reliable analysis, correct reports, and meaningful insights in dashboards and decision-making.
Mobile app trend “updates” matter because they:
A Fix bugs quickly
B Reduce app speed
C Remove security
D Stop new features
Regular updates fix issues, improve performance, and add security patches. They also add features and support new devices, improving user experience and reliability.
Fintech “KYC” is mainly used to:
A Delete bank records
B Increase spam calls
C Avoid security checks
D Verify user identity
KYC helps confirm a customer’s identity using documents and verification steps. It reduces fraud, supports compliance, and increases trust in digital banking and payment services.
E-commerce “checkout” requires:
A Printer toner
B BIOS password
C Secure payment flow
D Monitor calibration
Checkout must safely collect payment details and confirm orders. Secure payment reduces fraud, protects customer data, and ensures successful transactions using gateways or UPI methods.
Cyber awareness includes safe behavior like:
A Checking link URLs
B Sharing OTP quickly
C Disabling antivirus
D Installing unknown apps
Checking URLs helps detect fake domains used in phishing. Users should avoid suspicious links, verify senders, and use official websites to protect accounts and personal information.
Open-source software license mainly defines:
A Screen size settings
B Mouse speed control
C Usage and sharing rules
D Printer paper format
Licenses explain how software can be used, modified, and distributed. Understanding licenses helps users follow legal rules and encourages responsible contribution to open-source projects.
A tech career trend is growth in:
A Typewriter operators
B Cybersecurity roles
C Film reel editors
D Fax service staff
Cyber threats are increasing, so demand for cybersecurity skills is growing. Roles include security analyst, SOC staff, and risk management, focusing on protecting networks, systems, and data.
Topic-wise revision is effective because it:
A Adds more confusion
B Avoids important topics
C Reduces scattered study
D Removes practice time
Studying topic-wise keeps learning organized and focused. It helps recall faster, prevents missing subtopics, and supports systematic revision before mock tests and final exams.
A shortcut list is best kept:
A Full textbook copy
B Random notebook pages
C Only screenshot files
D One page summary
A single-page shortcut list supports fast revision. It should include key formulas, definitions, and commands so you can quickly revise important points before exams.
Mock tests improve performance mainly by:
A Practice under pressure
B Only entertainment value
C Avoiding revision
D Reducing learning focus
Mocks simulate exam conditions and improve time handling, confidence, and accuracy. They also reveal weak areas so you can revise and improve before the final exam.
An error log should be reviewed:
A Only once yearly
B Never, to save time
C Weekly or after mocks
D Only before results
Reviewing an error log regularly helps correct repeated mistakes. It strengthens weak concepts and improves accuracy, which is essential for scoring well in objective IT exams.
Flashcards work best through:
A Active recall practice
B Passive long reading
C Random guessing
D One-time memorizing
Flashcards force you to recall answers from memory. This strengthens retention better than passive reading and is ideal for definitions, abbreviations, and short concept points.
PYQ planning benefits most when you:
A Ignore solutions
B Skip answer keys
C Solve with timer
D Avoid trend review
Timed PYQ practice builds speed and exam readiness. After solving, checking the answer key and revising related concepts improves understanding and prevents repeating similar mistakes.
Syllabus mapping requires you to:
A Print syllabus only
B Match PYQs to topics
C Change exam pattern
D Skip difficult chapters
Mapping connects each PYQ question to a syllabus topic. It highlights high-frequency areas, supports targeted revision, and ensures your preparation aligns with actual exam focus.
Trend analysis in PYQs mainly looks for:
A Keyboard layout changes
B New monitor sizes
C Frequently asked themes
D Printer brand names
Trend analysis finds repeated topics and common question patterns. This helps you focus on high-priority concepts and prepare strategically for likely exam questions.
A full-length mock should include:
A Only one chapter
B Only easy questions
C Only definitions
D Entire syllabus coverage
Full-length mocks simulate the complete exam pattern and timing. They build stamina, highlight overall weak areas, and improve time distribution across sections.
Sectional mocks are helpful when you:
A Target one weak area
B Want random practice
C Avoid analysis
D Skip fundamentals
Sectional mocks focus on one section like networking or OS. They help improve weak topics faster, build confidence, and support balanced performance in the final exam.
Negative marking awareness means:
A Attempting all quickly
B Ignoring doubtful items
C Knowing penalty per wrong
D Selecting first option
Understanding negative marking helps decide when to attempt or skip questions. It reduces score loss and encourages smart elimination-based attempts instead of random guessing.
Question selection strategy mainly aims to:
A Increase random attempts
B Reduce time usage only
C Skip easy questions
D Maximize total score
Selecting questions based on confidence helps secure marks and manage time. It reduces getting stuck on hard questions and supports a higher overall score.
Accuracy tracking after mocks requires:
A Changing device settings
B Printing the paper
C Comparing attempts vs correct
D Sharing score online
Accuracy is measured by correct answers out of attempted questions. Tracking it shows whether mistakes are due to concepts or carelessness, guiding your revision and practice approach.
Speed building improves best when you:
A Practice timed sets
B Avoid timed practice
C Read theory only
D Stop solving MCQs
Timed practice trains quick reading and faster decision-making. It helps you learn common patterns and improves completion rate, especially in computer-based objective exams.
Analytics review after a test should include:
A Only total marks
B Only rank number
C Only time left
D Topic-wise mistakes
Reviewing topic-wise errors helps identify weak concepts. Combined with time analysis, it helps create an improvement plan focusing on the areas that reduce your score most.
An improvement plan should prioritize:
A Only strong topics
B Weak topics first
C Only guessing practice
D Only new chapters
Focusing on weak topics gives the biggest score improvement. Revising concepts, practicing PYQs, and attempting sectional mocks helps convert weak areas into scoring areas.
Mind maps are useful during revision to:
A Store large videos
B Replace mock tests
C Connect related concepts
D Fix hardware issues
Mind maps show how topics link together, improving understanding and recall. They help revise quickly by showing main points, subtopics, and relationships at a glance.
Quick revision charts should be used mainly for:
A Last-minute review
B Writing long answers
C Installing software
D Changing BIOS
Charts provide short summaries for fast recall. They are useful near the exam when time is limited and you need to refresh important definitions, formulas, and key terms.
Exam-day checklist for CBT should include:
A New app downloads
B Social media login
C Center reporting time
D Game updates
Knowing the reporting time prevents late entry issues. A checklist also helps confirm documents and rules, so you avoid stress and can focus on answering the exam confidently.
Keyboard mastery supports faster work by:
A Avoiding all shortcuts
B Typing with one finger
C Using mouse only
D Using shortcut keys
Shortcut keys speed up copying, pasting, switching windows, and navigation. In CBT exams and daily work, shortcuts reduce wasted time and improve efficiency.
Typing accuracy drills mainly reduce:
A Screen brightness
B Network latency
C Spelling mistakes
D File size
Accuracy drills train correct keystrokes and proper finger placement. Fewer spelling errors mean less correction time and better performance in exams requiring typing or data entry.
A computer abbreviations list is helpful for:
A Fast concept recall
B Printer cleaning
C Hardware soldering
D Monitor repair
Abbreviations like CPU, RAM, ROM, and URL are frequently asked. A prepared list improves recall speed and prevents confusion between similar technical terms in MCQs.
Reading exam notifications is important because they:
A Increase screen time
B Provide official updates
C Replace revision plans
D Change computer hardware
Exam notifications include dates, pattern, syllabus notes, and instructions. Reading them early avoids missed deadlines and ensures your preparation matches the official exam requirements.