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IGCSE Grade 9 Computer Science (CS) Classes in Warangal

Live online IGCSE Grade 9 Computer Science (CS) coaching for students in Warangal, taught by Kajal Ma'am — 4.9/5 from 36 reviews. Free demo class first, no payment.

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Why this fits a Warangal student

Most Warangal schools follow the Telangana Board (BSE/BIE), with CBSE, ICSE/ISC and Cambridge schools alongside. We teach the CBSE, ICSE/ISC, Cambridge IGCSE, GSEB and NIOS computer subjects, not the BSE/BIE computer paper itself, so this course suits a Warangal student in one of those schools.

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What IGCSE Grade 9 Computer Science (CS) covers

10 units. Tap any unit to see its topics.

011. Data Representation+
  • Number systems: binary, denary and hexadecimal
  • Converting between binary, denary and hexadecimal
  • Two's complement and binary arithmetic (binary shifts)
  • Text, sound and image representation
  • Measuring data storage (bit, byte, KiB, MiB, GiB, etc.)
  • Data compression: lossless and lossy
022. Data Transmission+
  • Packets and packet switching
  • Serial vs parallel, simplex/half-duplex/full-duplex transmission
  • Universal Serial Bus (USB)
  • Error detection: parity check, checksum, check digit, ARQ, echo check
  • Symmetric and asymmetric encryption
033. Hardware+
  • Computer architecture and the CPU; von Neumann model
  • Core, cache and clock speed; fetch-decode-execute cycle
  • Embedded systems
  • Input and output devices
  • Primary, secondary and off-line storage (magnetic, optical, solid state)
  • Sensors, microprocessors and control/monitoring systems
  • Logic gates (NOT, AND, OR, NAND, NOR, XOR)
044. Software+
  • System software vs application software
  • Operating systems and their functions
  • Interrupts and the role of the OS
  • High- and low-level languages; compilers, interpreters and assemblers
  • The relationship between hardware, firmware and software
055. The Internet and Its Uses+
  • The internet vs the world wide web; URLs
  • HTTP and HTTPS; web browsers and how web pages are retrieved
  • Cookies: session and persistent
  • Digital currency and blockchain
  • Cyber security threats (brute-force, data interception, DDoS, phishing, malware, etc.)
  • Keeping data safe: solutions and protection methods
066. Automated and Emerging Technologies+
  • Automated systems: sensors, microprocessors and actuators
  • Robotics and the characteristics of robots
  • Artificial intelligence: expert systems and machine learning
  • Advantages, disadvantages and applications of emerging technologies
077. Algorithm Design and Problem-Solving+
  • Program development life cycle (analysis, design, coding, testing)
  • Computational thinking: decomposition, abstraction, pattern recognition
  • Pseudocode and flowcharts
  • Standard methods of solution: linear/bubble sort, linear/binary search, totalling, counting
  • Trace tables and identifying/correcting errors
  • Validation, verification and suitable test data
088. Programming+
  • Declaring and using variables and constants; basic data types
  • Input, output, sequence, selection and iteration
  • Nested statements; counts and totals
  • One-dimensional and two-dimensional arrays
  • Procedures, functions and parameters; library routines
  • File handling; writing maintainable programs
099. Databases+
  • Single-table databases
  • Fields, records and data types; primary keys
  • Database structure (validation and basic SQL retrieval)
  • Querying and selecting data with structured query language (SQL)
1010. Boolean Logic+
  • Logic gates and their symbols
  • Constructing logic circuits from problem statements
  • Producing and completing truth tables
  • Writing logic expressions from circuits and vice versa

See the full IGCSE Grade 9 Computer Science (CS) course →

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Students across Warangal

We teach IGCSE Grade 9 Computer Science (CS) to students across Warangal and the rest of Telangana online, so nobody travels to a centre.

Every class is live at Indian Standard Time, in a small batch or one-to-one. Nothing is pre-recorded, so a student in Warangal asks questions in the moment. Recordings are provided for revision only.

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What students & parents say

4.9/5 from 36 verified reviews.

“
★★★★★

I had a really good experience with Kwickprep. The course was well-structured, the teaching was clear and effective, and the study materials were very helpful in making the concepts easier to understand. What I found most valuable was the question practice, which helped me apply what I learned and strengthen my understanding. The support from the educator was always available when needed, and overall, I'm quite satisfied with everything I learned during the course.

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Anwesha Sengupta
Student
“
★★★★★

My Twin daughter attended 15 day Class 12 Computers online revision crash course right before the Board Exams. The sessions were very organized with all topics and chapters covered comprehensively. They had access to chapter wise notes and previous years question papers and sample papers after login which were very helpful. Kajal Ma'am teaching was excellent and my kids were very happy with the benefit they received. The backend was seamless and I was very impressed by the professionalism and proactive methods utilized to give the best for the students. I recommend Kwickprep and Kajal Ma'am unreservedly.

D
Dennis James (Parent of Rachel and Sabrina)
Parent
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Frequently asked questions

Do you teach IGCSE Grade 9 Computer Science (CS) to students in Warangal?+
Yes. Classes are live and online, so a student in Warangal joins the same small batch or one-to-one session as anyone else, at Indian Standard Time, taught by Kajal Ma'am.
Which board does this suit in Warangal?+
Most Warangal schools follow the Telangana Board (BSE/BIE), with CBSE, ICSE/ISC and Cambridge schools alongside. We teach the CBSE, ICSE/ISC, Cambridge IGCSE, GSEB and NIOS computer subjects, not the BSE/BIE computer paper itself, so this course suits a Warangal student in one of those schools.
How many units are in IGCSE Grade 9 Computer Science (CS)?+
10 units.
Is there a free demo class for Warangal students?+
Yes. You see a real class before any payment. Message us on WhatsApp and we will arrange it.

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