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COMPUTER

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1 100 Most Repeated Computer MCQs 2 MS Excel
3 MS Word 4 MS PowerPoint
5 MS Access 6 MS Office
7 Computer Shortcut Keys 8 Internet related Information
9 Internet and Social Media 10 Information Technology (IT)
11 Use of AI 12 Computer Basic Hardware Components
13 Important Abbreviations (Computer) 14 Computer Short Questions
15 Use of Mobile Apps
چار آپشن میں سے کسی ایک پر کلک کرنے سے جواب سرخ ہو جائے گا۔
Which metric combines precision and recall into a single value?
  1. Latency
  2. Accuracy
  3. Throughput
  4. F1-score
(0)
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Which AI technique can de-anonymize patterns in metadata for investigations?
  1. File zipping
  2. Audio mixing
  3. Graph/network analysis
  4. Image rotation
(0)
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Which is a key challenge of deploying AI evidence in court?
  1. Too much transparency
  2. Excessive simplicity
  3. Explainability and admissibility of AI outputs
  4. No data involved
(0)
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An FIA analyst must trace laundered funds across thousands of crypto wallets. The MOST suitable AI approach is:
  1. 3D modeling
  2. Speech synthesis
  3. Blockchain graph analysis with clustering of wallet addresses
  4. Image classification
(0)
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A suspect submits a video alibi. AI analysis reveals inconsistent blinking and lip-sync artifacts. This indicates:
  1. A corrupted audio file
  2. An OCR error
  3. A genuine recording
  4. A likely deepfake
(0)
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Which combination best supports FIA in automated CNIC/passport verification at borders?
  1. NLP summarization only
  2. Audio clustering
  3. OCR + facial recognition + database matching
  4. Reinforcement learning game
(0)
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An AI fraud model flags many innocent users (high false positives). To fix this WITHOUT missing real fraud, an analyst should primarily:
  1. Ignore the model
  2. Tune the decision threshold and improve features to raise precision
  3. Lower recall drastically
  4. Delete the dataset
(0)
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Which is the GREATEST ethical risk of predictive policing systems?
  1. Running too fast
  2. Reinforcing historical bias against certain communities
  3. Using too little electricity
  4. Being too transparent
(0)
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An investigator needs to verify whether a confession letter was AI-generate,The BEST first step is:
  1. Run AI-text detection and stylometric analysis
  2. Compress the file
  3. Rotate the image
  4. Encrypt the text
(0)
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Which scenario BEST illustrates a 'data poisoning' attack on an FIA fraud-detection model?
  1. Criminals feed mislabeled transactions during training to evade future detection
  2. A user forgets a password
  3. A disk fails
  4. A printer jams
(0)
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