CBT Platform Overview
A complete overview of Cloud Sentrics Computer-Based Testing capabilities.
Cloud Sentrics CBT is an enterprise-grade assessment platform built for schools and institutions operating in environments with unreliable internet connectivity.
Question Types
| Type | Description |
|---|---|
| Multiple Choice (MCQ) | A, B, C, D options with single correct answer |
| True/False | Binary choice questions |
| Fill-in-the-Blank | Student types the answer |
| Essay | Long-form written response |
| Multiple Select | Multiple correct answers allowed |
| Image-Based | Questions with embedded images |
| Audio/Video | Multimedia questions |
Exam Delivery
- Exam Code Access — students enter a unique code to start
- Student ID Verification — identity confirmed before exam begins
- Countdown Timer — visible timer with auto-submit on expiry
- Question Navigation — sidebar showing all questions, answered/unanswered/flagged
- Flag for Review — students mark questions to revisit
- Review Screen — summary of all answers before final submission
- Progress Bar — visual indicator of completion
- Randomized Questions — question order shuffled per student
- Randomized Options — answer options shuffled to prevent copying
Offline Resilience
Built for unreliable internet (Nigerian network conditions):
- Auto-save every 10 seconds — answers saved to device locally
- Session restore — browser crash or refresh restores exam exactly where student left off
- Offline submission — if network is down at submit, answers retry automatically every 30 seconds
- Accurate timer — calculated from start time, not network. Stays correct even after disconnection
- No data loss — in any network scenario, student answers are preserved
Security and Anti-Cheating
- Fullscreen Lockdown — exam enters fullscreen mode, exiting triggers a warning
- Tab Switch Detection — leaving the exam window counts as a violation
- Warning System — 3 violations = automatic submission
- Copy/Paste Disabled — clipboard operations blocked during exam
- Right-Click Disabled — context menu blocked
- DevTools Blocked — F12 and inspector shortcuts disabled
- Single Device — session token prevents opening exam on multiple devices simultaneously
- Heartbeat Monitoring — supervisor sees real-time student activity
- Answer Key Security — correct answers never sent to the browser
- IP Logging — student IP recorded with each heartbeat
- XSS Prevention — all inputs sanitized
Supervisor Controls
- Pause Exam — freeze all students mid-exam
- Force Submit — end a student's exam remotely
- Add Time — extend duration for individual students
- Live Monitoring — see which question each student is on, how many answered
- Cheat Alerts — real-time notifications of tab switches and fullscreen exits
Combined Exams (Multi-Subject)
- Multiple subjects in one session — students take Math, English, Science sequentially with one exam code
- Break screens — configurable rest period between subjects
- Per-subject timing — each subject has its own duration
- Combined results — single results view showing all subjects
Registration Portal
- Public registration link — custom URL (e.g.,
/r/entrance-exam-2026) - Candidate self-registration — external candidates sign up with their details
- Automatic candidate numbers — unique IDs generated (EXT/PREFIX/YEAR/SEQ)
- Deadline enforcement — registration closes automatically
- Capacity limits — maximum candidates configurable
Results and Analytics
- Auto-grading — instant score calculation on submission
- Grade assignment — automatic letter grades
- Pass/fail determination — configurable threshold
- Rank/position — student ranking within the exam
- Per-question analytics — item analysis showing difficulty and discrimination
- Print result slips — individual student result PDFs
- Export to CSV — download all results
- Attempt history — full audit trail of every exam taken
Admin Controls
- Test Library — create, edit, delete, duplicate exams
- Live Monitoring — see active exams and student progress in real-time
- Audit Logs — complete history of all exam events
- Import Questions — bulk upload from CSV/Excel
- Question Bank — reusable question pools
- Scheduled Exams — set start/stop times
- Category Tags — organize questions by topic
Integration with Report Cards
CBT results automatically sync with the school's grading system:
- Assessment Type sync — CBT scores flow directly into Enter Results / Student Grades
- No manual entry — teachers don't need to re-type exam scores
- Report card ready — CBT scores appear on generated report cards alongside other assessments
- Multiple assessment types — supports CA1, CA2, Exam, or custom assessment categories
This means a single exam taken on the CBT platform becomes part of the student's official academic record without any extra work.
Getting Started
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Last updated: May 2026