+92 314 5366708 Near GPO, Sadar, Rawalpindi Cantt
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Programming ↗

Java Level 1

Build strong foundations. Save real records.

Build a clear Java foundation with readable programs and small checks for understanding. Learn variables, decisions, loops and methods, then organise code into packages and save real records in file-based CRUD projects.

Beginner3 months suggested path4 learning modes
Apply for this course ↗Explore the curriculum ↓
AI-generated scene: A learner practising programming with a laptop and notebookAI-generated image
LEARN IT. PRACTISE IT. EXPLAIN IT.PKR 18,000Course fee · confirm your learning plan
START WITH THE BIG PICTURE

What is this course about?

Build a clear Java foundation with readable programs and small checks for understanding. Learn variables, decisions, loops and methods, then organise code into packages and save real records in file-based CRUD projects.

Seven topics with 50 programs each: 350 readable Java programs, 70 quiz questions and 3 persistent file-based CRUD projects. Includes real package folders and VS Code setup.

Where you can use the skills

  • A student-record CRUD application.
  • A library catalogue with saved records.
  • An inventory project with file persistence.

These are application ideas for your learning and portfolio. The published curriculum below shows the actual lessons and projects.

PRACTICAL BENEFITS

What you will work towards

Understand Java syntax through focused examples.

Use methods and packages to organise code.

Read and write files with clear program flow.

Build persistent CRUD learning projects.

FIND YOUR STARTING POINT

Who is this course for?

  • Beginners starting Java programming.
  • Students learning structured problem solving.
  • Learners who want file-based projects before larger frameworks.

Before you start

Basic computer use. Install a compatible JDK and follow the included VS Code guide for real Java execution.

THE ROAD AHEAD

Your course curriculum.

7 topics × 50 programs = 350 programs · 70 quiz questions · 3 file-based CRUD projects.

01Variables & Types50 programs +
  1. Hello, Java
  2. Whole-number variables
  3. Decimal price calculation
  4. A boolean decision value
  5. Character and Unicode value
  6. String joining versus addition
  7. Final constant
  8. Narrowing with a cast
  9. Parse numeric text
  10. Read a full name
  11. Journey speed · named values
  12. Triangle area · named values
  13. Room perimeter · named values
  14. Paint coverage · named values
  15. Fuel economy · named values
  16. Simple interest · named values
  17. Percentage improvement · named values
  18. Weighted assessment · named values
  19. Tax-inclusive price · named values
  20. Discounted price · named values
  21. Hourly earnings · named values
  22. Overtime earnings · named values
  23. Monthly saving target · named values
  24. Shared travel cost · named values
  25. Currency conversion · named values
  26. Electric energy · named values
  27. Water tank volume · named values
  28. Box surface area · named values
  29. Temperature difference · named values
  30. Distance in metres · named values
  31. Minutes to seconds · named values
  32. Average of three observations · named values
  33. Gross profit · named values
  34. Profit margin · named values
  35. Break-even units · named values
  36. Stock reorder quantity · named values
  37. Inventory value · named values
  38. Attendance percentage · named values
  39. Exam marks required · named values
  40. Download duration · named values
  41. Image pixel count · named values
  42. Uncompressed RGB bytes · named values
  43. Website conversion rate · named values
  44. Cost per lead · named values
  45. Click-through rate · named values
  46. Return on ad spend · named values
  47. Email open rate · named values
  48. Course completion rate · named values
  49. Class fee balance · named values
  50. Tutor hours per learner · named values
Take the 10-question topic quiz →
02Conditions & Decisions50 programs +
  1. Age boundary
  2. Three-way sign decision
  3. Even or odd integer
  4. Grade with invalid range
  5. Compare text using equals
  6. Null-safe short circuit
  7. Case-insensitive command
  8. Leap-year rule
  9. Safe integer division
  10. Validate keyboard input
  11. Journey speed · input decision
  12. Triangle area · input decision
  13. Room perimeter · input decision
  14. Paint coverage · input decision
  15. Fuel economy · input decision
  16. Simple interest · input decision
  17. Percentage improvement · input decision
  18. Weighted assessment · input decision
  19. Tax-inclusive price · input decision
  20. Discounted price · input decision
  21. Hourly earnings · input decision
  22. Overtime earnings · input decision
  23. Monthly saving target · input decision
  24. Shared travel cost · input decision
  25. Currency conversion · input decision
  26. Electric energy · input decision
  27. Water tank volume · input decision
  28. Box surface area · input decision
  29. Temperature difference · input decision
  30. Distance in metres · input decision
  31. Minutes to seconds · input decision
  32. Average of three observations · input decision
  33. Gross profit · input decision
  34. Profit margin · input decision
  35. Break-even units · input decision
  36. Stock reorder quantity · input decision
  37. Inventory value · input decision
  38. Attendance percentage · input decision
  39. Exam marks required · input decision
  40. Download duration · input decision
  41. Image pixel count · input decision
  42. Uncompressed RGB bytes · input decision
  43. Website conversion rate · input decision
  44. Cost per lead · input decision
  45. Click-through rate · input decision
  46. Return on ad spend · input decision
  47. Email open rate · input decision
  48. Course completion rate · input decision
  49. Class fee balance · input decision
  50. Tutor hours per learner · input decision
Take the 10-question topic quiz →
03Switch Statements & Expressions50 programs +
  1. Weekday statement
  2. Character calculator
  3. String command switch
  4. Grouped vowel labels
  5. Arrow labels do not fall through
  6. Switch expression returns a value
  7. Yield from a block
  8. Multiple arrow labels
  9. Normalize a command before switching
  10. Nested menu choices
  11. Journey speed · calculation menu
  12. Triangle area · calculation menu
  13. Room perimeter · calculation menu
  14. Paint coverage · calculation menu
  15. Fuel economy · calculation menu
  16. Simple interest · calculation menu
  17. Percentage improvement · calculation menu
  18. Weighted assessment · calculation menu
  19. Tax-inclusive price · calculation menu
  20. Discounted price · calculation menu
  21. Hourly earnings · calculation menu
  22. Overtime earnings · calculation menu
  23. Monthly saving target · calculation menu
  24. Shared travel cost · calculation menu
  25. Currency conversion · calculation menu
  26. Electric energy · calculation menu
  27. Water tank volume · calculation menu
  28. Box surface area · calculation menu
  29. Temperature difference · calculation menu
  30. Distance in metres · calculation menu
  31. Minutes to seconds · calculation menu
  32. Average of three observations · calculation menu
  33. Gross profit · calculation menu
  34. Profit margin · calculation menu
  35. Break-even units · calculation menu
  36. Stock reorder quantity · calculation menu
  37. Inventory value · calculation menu
  38. Attendance percentage · calculation menu
  39. Exam marks required · calculation menu
  40. Download duration · calculation menu
  41. Image pixel count · calculation menu
  42. Uncompressed RGB bytes · calculation menu
  43. Website conversion rate · calculation menu
  44. Cost per lead · calculation menu
  45. Click-through rate · calculation menu
  46. Return on ad spend · calculation menu
  47. Email open rate · calculation menu
  48. Course completion rate · calculation menu
  49. Class fee balance · calculation menu
  50. Tutor hours per learner · calculation menu
Take the 10-question topic quiz →
04Loops & Iteration50 programs +
  1. Count upwards
  2. Count down with while
  3. Do-while runs at least once
  4. Sum one through N
  5. Multiplication table
  6. Factorial product
  7. Skip multiples with continue
  8. Stop after the first match
  9. Enhanced for over an array
  10. Nested star triangle
  11. Fibonacci terms
  12. Greatest common divisor
  13. Least common multiple
  14. Power by repeated multiplication
  15. Count decimal digits
  16. Sum decimal digits
  17. Reverse an integer
  18. Number palindrome
  19. Three-digit Armstrong number
  20. List all factors
  21. Perfect-number test
  22. Test a prime efficiently
  23. List primes in a range
  24. Count repeated prime factors
  25. Geometric series sum
  26. Harmonic series
  27. Alternating series
  28. Sum of squares
  29. Compound growth each year
  30. Save until a target
  31. Sentinel input sum
  32. Retry invalid input range
  33. Repeated halving
  34. Decimal to binary string
  35. Binary string to decimal
  36. Count set bits
  37. FizzBuzz
  38. Hollow rectangle
  39. Number staircase
  40. Centred triangle
  41. Multiplication grid
  42. Division by repeated subtraction
  43. Bounded Collatz exploration
  44. Triangular numbers
  45. Square-root bisection
  46. Reverse a string
  47. Count vowels
  48. Caesar letter shift
  49. Count word starts
  50. Run-length encoding
Take the 10-question topic quiz →
05Functions / Java Methods50 programs +
  1. Return a square
  2. Void greeting method
  3. Primitive arguments are copied
  4. A copied reference can mutate its object
  5. Overload by parameter type
  6. Overload supplies a default-like option
  7. Varargs sum
  8. Recursive factorial
  9. Return more than one result
  10. Pure validation method
  11. Journey speed · method contract
  12. Triangle area · method contract
  13. Room perimeter · method contract
  14. Paint coverage · method contract
  15. Fuel economy · method contract
  16. Simple interest · method contract
  17. Percentage improvement · method contract
  18. Weighted assessment · method contract
  19. Tax-inclusive price · method contract
  20. Discounted price · method contract
  21. Hourly earnings · method contract
  22. Overtime earnings · method contract
  23. Monthly saving target · method contract
  24. Shared travel cost · method contract
  25. Currency conversion · method contract
  26. Electric energy · method contract
  27. Water tank volume · method contract
  28. Box surface area · method contract
  29. Temperature difference · method contract
  30. Distance in metres · method contract
  31. Minutes to seconds · method contract
  32. Average of three observations · method contract
  33. Gross profit · method contract
  34. Profit margin · method contract
  35. Break-even units · method contract
  36. Stock reorder quantity · method contract
  37. Inventory value · method contract
  38. Attendance percentage · method contract
  39. Exam marks required · method contract
  40. Download duration · method contract
  41. Image pixel count · method contract
  42. Uncompressed RGB bytes · method contract
  43. Website conversion rate · method contract
  44. Cost per lead · method contract
  45. Click-through rate · method contract
  46. Return on ad spend · method contract
  47. Email open rate · method contract
  48. Course completion rate · method contract
  49. Class fee balance · method contract
  50. Tutor hours per learner · method contract
Take the 10-question topic quiz →
06Packages & Imports50 programs +
  1. First named package
  2. Import a public helper
  3. Fully qualified class name
  4. Static import of a method
  5. Public constant from a package
  6. Package-private helper
  7. Same short name in different packages
  8. Import from a subpackage explicitly
  9. Import a standard collection
  10. Reuse a helper in two callers
  11. Journey speed · packaged utility
  12. Triangle area · packaged utility
  13. Room perimeter · packaged utility
  14. Paint coverage · packaged utility
  15. Fuel economy · packaged utility
  16. Simple interest · packaged utility
  17. Percentage improvement · packaged utility
  18. Weighted assessment · packaged utility
  19. Tax-inclusive price · packaged utility
  20. Discounted price · packaged utility
  21. Hourly earnings · packaged utility
  22. Overtime earnings · packaged utility
  23. Monthly saving target · packaged utility
  24. Shared travel cost · packaged utility
  25. Currency conversion · packaged utility
  26. Electric energy · packaged utility
  27. Water tank volume · packaged utility
  28. Box surface area · packaged utility
  29. Temperature difference · packaged utility
  30. Distance in metres · packaged utility
  31. Minutes to seconds · packaged utility
  32. Average of three observations · packaged utility
  33. Gross profit · packaged utility
  34. Profit margin · packaged utility
  35. Break-even units · packaged utility
  36. Stock reorder quantity · packaged utility
  37. Inventory value · packaged utility
  38. Attendance percentage · packaged utility
  39. Exam marks required · packaged utility
  40. Download duration · packaged utility
  41. Image pixel count · packaged utility
  42. Uncompressed RGB bytes · packaged utility
  43. Website conversion rate · packaged utility
  44. Cost per lead · packaged utility
  45. Click-through rate · packaged utility
  46. Return on ad spend · packaged utility
  47. Email open rate · packaged utility
  48. Course completion rate · packaged utility
  49. Class fee balance · packaged utility
  50. Tutor hours per learner · packaged utility
Take the 10-question topic quiz →
07Files & Persistence50 programs +
  1. Write and read UTF-8 text
  2. Read separate lines
  3. Append without replacing
  4. Buffered writer with automatic closing
  5. Buffered line-by-line reader
  6. Missing-file check
  7. Create a nested directory
  8. Copy a file
  9. Move a file
  10. Delete only if present
  11. Count UTF-8 bytes
  12. List regular files
  13. Create and clean a temporary file
  14. Count nonempty lines
  15. Normalize text lines
  16. Merge two text files
  17. Reverse stored line order
  18. Sort names from a file
  19. Remove duplicate stored lines
  20. Search stored text
  21. Sum stored integers
  22. Average stored values
  23. Minimum and maximum from disk
  24. Filter passing marks
  25. Reject malformed numeric rows
  26. Frequency report from a file
  27. Prefix totals saved as a file
  28. Read a simple comma-separated row
  29. Preserve an empty trailing field
  30. Base64 record field encoding
  31. Header-aware table reading
  32. Create a record with a unique ID
  33. Find a record by ID
  34. Update one stored record
  35. Delete one stored record
  36. Detect duplicate IDs while loading
  37. Validate the record column count
  38. Write via a temporary sibling
  39. Keep a backup before replacing
  40. Check normalized paths stay inside a folder
  41. Write a properties file
  42. Write and read a binary integer
  43. SHA-256 of file content
  44. Read UTF-8 multilingual text
  45. Copy raw bytes
  46. Count words from a file
  47. Longest line in a file
  48. Export numbered lines
  49. Read only a selected file extension
  50. Reject a corrupt load without changing live data
Take the 10-question topic quiz →
08Projects3 projects +
  1. Student Records · File CRUD
  2. Library Catalogue · File CRUD
  3. Inventory Manager · File CRUD
PLAN BEYOND THE CLASSROOM

Scope in Pakistan, the Gulf and abroad

Use these directions to plan your next steps. They are learning and portfolio suggestions, not a list of current vacancies or a guarantee of employment.

Java programming foundationFurther OOP and backend preparationApplication-development learning pathway
01

Pakistan

Use the programs and CRUD projects to support programming studies and demonstrate fundamentals. Professional Java roles typically need further framework and project experience.

02

Gulf countries

Explore Java application directions after strengthening OOP, databases and backend frameworks. Compare each employer’s exact stack and entry requirements.

03

Other countries & remote work

Java can support broader application and enterprise development after further training. The occupation pay reference represents employed software developers, not Level 1 graduate pay.

INTERNATIONAL PAY CONTEXT · USD / HOUR

Software Developers — United States

A broader occupation to research as you build experience. These figures describe U.S. employees across experience levels, not earnings after this course.

2025 U.S. hourly wages · source: BLS via O*NET
10th percentileMedian90th percentile
$39.64/hr$65.38/hr$103.21/hr

Percentiles show points in a wage distribution; they are not minimum or maximum offers. This is not beginner pay or a freelance quote. Pakistan and Gulf offers depend on the actual role, experience and package; no universal local USD/hour rate is claimed.

View the original occupation wage table ↗Source checked 2 November 2026.

For current Gulf-market research, see the Hays GCC Salary Guide 2026. Confirm the specific employer’s duties, required experience and entry conditions before relying on an offer.

CLEAR ANSWERS BEFORE YOU APPLY

Frequently asked questions

How much practice is included?

Seven topics have 50 programs each, giving 350 programs, 70 quiz questions and three file-based CRUD projects.

Does Java run live on the website?

No JVM is hosted here. Edit and study online, then compile and run with a local JDK using the included setup steps. The output panel shows tested reference output.

Which learning modes can I request?

Self-study, tutor support, onsite classes near GPO in Sadar, Rawalpindi Cantt, and online classes via Google Meet. Admin confirms available guided class slots before payment.

What is the course fee?

PKR 18,000 is the listed total course fee. Confirm the agreed fee, duration, learning mode and schedule with Cody.pk before paying.

What can I see before enrolling?

The course description, curriculum outline, fees and public guides are available to browse. The editor, exercises and study materials require the relevant active enrollment, including any free place assigned by admin.

How do I apply and get access?

Apply with this course selected, your name, email and WhatsApp number. Choose your mode and, where required, an available class slot. Submit payment details through checkout. Access opens after admin verifies the payment and activates the enrollment.

Can I download study materials?

The student workspace shows materials for your enrolled course. Course-bundle downloads are available when admin enables download permission for your enrollment.

Are the international hourly figures a job or income promise?

No. They are 2025 U.S. employee occupation statistics, covering different experience levels. They are not beginner pay, freelance billing rates, Pakistan or Gulf offers, or a prediction of income after this course.

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YOUR NEXT STEP

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PKR 18,000Listed total course fee

Request self-study, tutor support, onsite classes or online Google Meet classes. Guided modes use admin-managed class slots. Confirm your agreed fee and schedule before payment.

  1. ApplySend your name, email, WhatsApp and learning goals.
  2. Confirm the planAgree your mode, available slot and fee with Cody.pk.
  3. Pay & startPayment verification and activation open the enrolled course.
Apply for Java Level 1 ↗Compare all course fees →

Manual Easypaisa: Rashid Irshad · 03145366708. Raast ID: 03145366708. Use the course checkout to confirm the amount and submit your payment reference for verification.

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