CREST Cyber Olympiad Class 10 Sample Paper

Prepare your child for the CREST Cyber Olympiad (CCO) with expertly crafted sample papers for Grade 10. These free PDF downloads, along with detailed solutions, are designed to help students grasp advanced cyber and computer science concepts and perform confidently in the exam.

Why Practise CREST Cyber Olympiad Sample Papers for Grade 10?

• Gain a thorough understanding of the exam format and question types.
• Sharpen problem-solving skills and improve time management.
• Identify weak areas and focus on strategic revision for better results.

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Syllabus:

Section 1: Computer & IT

1. Advanced Networking & Internet Concepts
   • Ports and Protocols – e.g., port 80 for HTTP, port 443 for HTTPS
   • Public vs Private IP addresses (IPv4 basics)
   • Static vs Dynamic IP allocation (DHCP)
   • Web hosting basics – Domain, web server, hosting providers, uptime
   • Packet switching, Packet loss, Routers, Throughput
2. Algorithms and Flowcharts
   • Algorithm Design: nested conditions, designing modular algorithms using sub-processes
   • Flowchart Techniques: loops, nested conditions (if-else, switch)
   • Iteration: using loops in algorithms (for, while)
   • Problem-Solving Activities (Algorithms): LCM & GCD, palindrome check, count vowels
   • Problem-Solving Activities (Flowcharts): simulate calculator, sort array
   • Integration with Programming Languages: convert flowcharts into working code
   • Logical Operators in Conditions (AND, OR, NOT)
3. Computer Fundamentals
   • Operating System
   • Number System
   • User Interface
   • Memory
   • Task Management
4. Cybersecurity and Digital Forensics
   • Digital Forensics: investigating computers, mobile phones, networks to uncover evidence
   • Digital Evidence: deleted files, emails, messages, browser history, photos/videos, network/server logs
   • Types of Digital Forensics: computer, mobile, network, cloud, memory forensics
   • Process of Digital Forensics: identification, preservation, analysis, reporting, presentation
   • Relationship Between Cybersecurity and Digital Forensics
5. Data Management and E-commerce
   • Key Components of Data Management: collection, storage, organization, quality, security, analytics
   • Types of E-Commerce Models: B2C, B2B, C2C, C2B
   • Key Features of E-Commerce: online stores, payment systems, shopping cart, reviews, order management
   • Challenges of Data Management: privacy, security, data overload, integration, accuracy
   • Technologies Supporting Data Management: Cloud Computing, Big Data, Machine Learning & AI, DBMS
6. Latest Developments in the Field of IT
   • Machine Learning (ML) – difference from AI, usage in prediction and personalisation
   • Green Computing – energy-efficient devices, e-waste reduction
7. MS Office
   • MS Word
   • MS PowerPoint
   • MS Excel
   • MS Access
8. Python Programming (Text-Based Coding)
   • Use of Python Modules: math, random, datetime, statistics
   • Data Validation and Error Handling
   • List & Dictionary: nested lists, list comprehensions, dictionary methods (update(), pop(), items(), etc.)
   • Functions: default and keyword arguments, return vs print, lambda functions
   • File Handling – text files: read, write, append, using with, line-by-line reading, writing logs/reports
9. Web Development
   • Types: front-end (client-side), back-end (server-side), full-stack development
   • Web Design
   • Web Hosting & Deployment
   • Web Development Tools
   • Web Security
   • Web Performance Optimization
10. Working with Databases using MS Access / DBMS
    • Querying: set conditions using relational/logical operators, multiple conditions
    • Working with Multiple Databases: relationships (1-1, 1-many, many-1, many-many)
    • Object Linking & Embedding: linking vs embedding, inserting/linking external objects

Section 2: Achievers Section

• Higher Order Thinking Questions – Syllabus as per Section 1.
• Questions are based on Windows 11 and MS Office 2016.

Sample Paper Previous Year Paper Marking Scheme

Sample Questions

Q.1

Q.2

Q.3

Q.4

Q.5

Q.6

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Q.9

Q.10

Q.1	Which of these algorithms is used to find the GCD (Greatest Common Divisor) of two numbers?
	a) Vowel counting method		b) LCM calculation
	c) String reversal method		d) Euclidean algorithm

Q.2	What device separates a single network into two segments but lets the two segments appear as one to higher protocols?
	a) Switch		b) Bridge
	c) Gateway		d) Router

Q.3	Which command will take you to the first slide of your presentation in MS PowerPoint?
	a) Ctrl + End		b) Ctrl + Home
	c) Next Slide Button		d) Page Up

Q.4	How does a for loop differ from a while loop in algorithms?
	a) A for loop runs with a known count; a while loop runs till a condition.		b) A for loop repeats endlessly; a while loop ends at a fixed count.
	c) A for loop cannot use logic; a while loop can use logical checks.		d) A for loop is always slower; a while loop is faster in all cases.

Q.5	A company collects real-time data from website visits, app usage, and social media. What problem might arise?
	a) Better product photography		b) Data overload without proper filters
	c) Fewer customer sign-ups		d) Reduced shipping fees

Q.6	Which of the following is not a type of basic model available in E-governance?
	a) Government - to - citizen, Government - to - social welfare		b) Government - to - social welfare, Government - to - government
	c) Government - to - employers, Government - to - social welfare		d) Government - to - government, Government - to - employers

Q.7	Which of the following is the correct HTML tag to left-align the content inside a table cell?
	a) <tdleft>		b) <td ralign = "left">
	c) <td align = "left">		d) <tdleftalign>

Q.8	In an OLE (Object Linking and Embedding) scenario, what is a disadvantage of linking external objects?
	a) The object data is permanently stored inside the database		b) The linked object cannot be updated
	c) The external object must be accessible for the link to work		d) The link always breaks

Q.9	What is web performance optimization?
	a) Increasing the quality of the website's design		b) Securing the website from attacks
	c) Adding more features to the website		d) Making the website load faster and more efficiently

Q.10	Which of the following method is used to create queries in MS Access?
	a) You can drag and drop fields on query builders		b) You can type the SQL command in SQL view.
	c) You can use query wizard or design view.		d) Any of the above method will work

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