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#### 100% online

Start instantly and learn at your own schedule.

#### Approx. 35 hours to complete

Suggested: 14 hours/week...

#### English

Subtitles: English

### What you will learn

• 1. Transform numbers between number bases and perform arithmetic in number bases

• 2. Identify, describe and compute sequences of numbers and their sums.

• 3. Represent and describe space numerically using coordinates and graphs.

• 4. Study, represent and describe variations of quantities via functions and their graphs.

#### 100% online

Start instantly and learn at your own schedule.

#### Approx. 35 hours to complete

Suggested: 14 hours/week...

#### English

Subtitles: English

### Syllabus - What you will learn from this course

Week
1
9 hours to complete

## Number Bases - Binary

13 videos (Total 137 min), 6 readings, 9 quizzes
13 videos
1.001 Introduction to number bases and modular arithmetic17m
1.101 Introduction to number bases17m
1.103 Place value for integers: binary to decimal7m
1.105 Place value for integers: decimal to binary4m
1.107 Place value for fractional numbers: binary9m
1.109 Rational and irrational numbers: decimal and binary20m
1.114 Summary of binary system and getting ready for operations in binary53s
1.203 Subtraction in binary5m
1.205 Multiplication in binary6m
1.208 Review of Tasks 1 and 235m
1.210 Summary and context of binary in computing48s
Acknowledgements1m
0.003 Technical requirements10m
1.003 Number Bases Summative Quiz1h
1.112 Task 1: Algorithm for translation between decimal and binary10m
1.300 Number Bases Summative Quiz30m
8 practice exercises
1.102 Identifying number bases10m
1.104 Integer binary to decimal20m
1.106 Translating from decimal to binary (integers)20m
1.108 Translating between decimal and binary fractional numbers15m
1.110 Rational and irrational numbers: decimal and binary15m
1.204 Subtraction in binary15m
1.206 Multiplication in binary15m
Week
2
8 hours to complete

## NUMBER BASES - other bases

7 videos (Total 78 min), 1 reading, 7 quizzes
7 videos
2.105 Special relationship between binary and hexadecimal, and binary and octal12m
2.201 Hidden messages inside an image21m
2.303 Other bases9m
2.401 Summary1m
2.203 Task 3: Steganography – instructions15m
6 practice exercises
2.102 Translate between decimal and octal or hexadecimal (integer)40m
2.104 Translate between decimal and hexadecimal or octal (fractional)20m
2.106 Translate between binary and hexadecimal/octal40m
2.304 Other bases5m
2.401 Number Bases Summative Quiz1h
Week
3
8 hours to complete

## Modular arithmetic

9 videos (Total 111 min), 3 readings, 10 quizzes
9 videos
3.102 Computing n mod k13m
3.106 Additive identity and inverse mod k8m
3.201 Multiplication mod k9m
3.204 Multiplicative identity, inverse mod k, exponentiation mod k31m
3.206 Mod, rem and division5m
3.301 Encryption using modular arithmetic20m
3.401 Summary4m
3.002 Instruction on the summative quiz
3.003 Modular Arithmetic Summative Quiz30m
3.302 Task 5: Encryption using modular arithmetic – instructions20m
9 practice exercises
3.101 Clock arithmetic5m
3.103 Computing n mod k15m
3.108 Computing additive inverses mod k25m
3.203 Multiplication mod k15m
3.205 Computing multiplicative inverses mod k; exponentiation mod k30m
3.207 Use the operator ‘rem’10m
3.402 Modular Arithmetic Summative Quiz40m
Josephus problem30m
Week
4
5 hours to complete

## Sequences

8 videos (Total 72 min), 6 readings, 5 quizzes
8 videos
4.101 Introduction to sequences of numbers6m
4.103 Defining sequences17m
4.201 Arithmetic progressions8m
4.203 Geometric progressions12m
4.301 ISO Paper format7m
4.305 Task 7: Investigating random numbers8m
4.401 Summary of Sequences and preparation for next week.1m
4.002 Instruction to the summative quiz
4.003 Sequences and Series Summative Quiz30m
4.302 Task 6: Investigating ISO paper format – instructions5m
4.307 Task 7: Generating random numbers – instructions10m
4.402 Sequences and Series Summative Quiz30m
4 practice exercises
4.102 Patterns in sequences10m
4.104 Defining sequences and terms5m
4.202 Working with arithmetic progressions20m
4.204 Geometric progressions; sequences15m

## Instructors

### Dr Matthew Yee-King

Lecturer
Computing Department, Goldsmiths, University of London

### Dr Sara Santos

Lecturer of Mathematics
Computing Department, Goldsmiths, University of London

## Start working towards your Master's degree

This course is part of the 100% online Bachelor of Science in Computer Science from University of London. If you are admitted to the full program, your courses count towards your degree learning.

The University of London is a federal University which includes 18 world leading Colleges. Our distance learning programmes were founded in 1858 and have enriched the lives of thousands of students, delivering high quality University of London degrees wherever our students are across the globe. Our alumni include 7 Nobel Prize winners. Today, we are a global leader in distance and flexible study, offering degree programmes to over 50,000 students in over 180 countries. To find out more about studying for one of our degrees where you are, visit www.london.ac.uk...

## About Goldsmiths, University of London

Championing research-rich degrees that provoke thought, stretch the imagination and tap into tomorrow’s world, at Goldsmiths we’re asking the questions that matter now in subjects as diverse as the arts and humanities, social sciences, cultural studies, computing, and entrepreneurial business and management. We are a community defined by its people: innovative in spirit, analytical in approach and open to all....

## About the Introduction to Computer Science and Programming Specialization

This specialisation covers topics ranging from basic computing principles to the mathematical foundations required for computer science. You will learn fundamental concepts of how computers work, which can be applied to any software or computer system. You will also gain the practical skillset needed to write interactive, graphical programs at an introductory level. The numerical mathematics component will provide you with numerical and computational tools that are essential for the problem solving and modelling stages of computer science....