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

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Q.2

Q.3

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Q.5

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Q.10

Q.1	Which attribute of the <A> tag takes the URL of the linked file?
	a) HREF		b) NAME
	c) ALT		d) IMG

Q.2	How does green computing impact the life cycle of electronic devices?
	a) It promotes quicker disposal of old devices		b) It encourages longer use and repair of devices
	c) It increases the production rate of new devices		d) It prevents the reuse of parts

Q.3	Fill in the blanks: A __________ is a PC or workstation that sends a request for any information or service to the ____________.
	a) Server, Host		b) Host, Client
	c) Client, Server		d) Master, Slave

Q.4	How does the NOT operator affect a condition?
	a) It changes true to false and false to true		b) It removes the condition
	c) It repeats the condition		d) It checks for multiple conditions

Q.5	Which out of the following audio format can be inserted into MS Powerpoint?
	a) .wmv		b) .mp3
	c) .avi		d) .mov

Q.6	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.7	Which of the following is considered a digital device for forensic investigation?
	a) Television		b) Refrigerator
	c) Mobile phone		d) Microwave

Q.8	Which layer is international standard organisation's OSI model responsible for creating and recognising frame boundaries?
	a) Physical layer		b) Data link layer
	c) Transport layer		d) Network layer

Q.9	Which of the following best ensures that stored data is not lost in case of hardware failure?
	a) Data mining		b) Data encryption
	c) Regular data backups		d) Data redundancy removal

Q.10	In Microsoft Excel, which function would you use to find the average of a range of cells, say from A1 to A10?
	a) #REF!		b) ##REF!
	c) #NAME?		d) #REF

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