{"ok":true,"q":"Basic Concepts of Digital Communication","n":206,"results":[{"id":"class_12\/physics\/chapter_07_communication_systems","title":"Chapter 7 — Communication Systems","class_num":12,"subject":"physics","subject_label":"Physics","summary":"This chapter introduces Communication Systems as the physical and logical frameworks that transfer information (signals) from a source to a receiver. It explains why direct transmi","topic":"Pulse Code Modulation (PCM) and Digital Communication Basics","anchor":"topic-11"},{"id":"class_12\/computer_science\/chapter_12_data_communication","title":"Chapter 12 — Data Communication","class_num":12,"subject":"computer_science","subject_label":"Computer Science","summary":"Introduction: This chapter introduces Data Communication — the exchange of information between devices over a transmission medium. It covers fundamental concepts such as the compon","topic":"","anchor":""},{"id":"class_09\/skill_education\/chapter_03_information_and_communication_technology_skills","title":"Chapter 3 — Information And Communication Technology Skills","class_num":9,"subject":"skill_education","subject_label":"Skill Education","summary":"Introduction: This chapter, Information and Communication Technology (ICT) Skills, introduces Class 9 students to the fundamental concepts and practical uses of digital technologie","topic":"","anchor":""},{"id":"class_11\/computer_science\/chapter_02_data_representation","title":"Chapter 2 — Data Representation","class_num":11,"subject":"computer_science","subject_label":"Computer Science","summary":"Introduction: This chapter explains how computers store and manipulate all kinds of information — numbers, text, images and sound — using binary digits (bits). It introduces number","topic":"","anchor":""},{"id":"class_11\/computer_science\/chapter_09_society_law_and_ethics","title":"Chapter 9 — Society Law And Ethics","class_num":11,"subject":"computer_science","subject_label":"Computer Science","summary":"This chapter, 'Society, Law and Ethics', introduces the social, legal and ethical dimensions of computing and the Internet for Class 11 students. It explains how computing affects ","topic":"","anchor":""},{"id":"class_05\/computer_studies\/chapter_01_computer_systems_and_devices","title":"Chapter 1 — Computer Systems And Devices","class_num":5,"subject":"computer_studies","subject_label":"Computer Studies","summary":"This chapter introduces Class 5 students to basic computer systems and common devices. It explains what a computer system is — a combination of hardware and software that works tog","topic":"","anchor":""},{"id":"class_11\/informatics_practices\/chapter_01_introduction_to_computer_systems","title":"Chapter 1 — Introduction To Computer Systems","class_num":11,"subject":"informatics_practices","subject_label":"Informatics Practices","summary":"This chapter introduces the basic concept of a computer system: an integrated set of hardware, software, data and users that accepts input, processes it and produces output. It exp","topic":"","anchor":""},{"id":"class_07\/mathematics\/chapter_02_fractions_and_decimals","title":"Chapter 2 — Fractions And Decimals","class_num":7,"subject":"mathematics","subject_label":"Mathematics","summary":"Introduction: This chapter develops a clear understanding of fractions and decimals as extensions of whole numbers for representing parts of a whole and values between integers. It","topic":"","anchor":""},{"id":"class_12\/geography\/chapter_07_transport_and_communication","title":"Chapter 7 — Transport And Communication","class_num":12,"subject":"geography","subject_label":"Geography","summary":"Introduction: This chapter examines Transport and Communication as essential components of human geography that shape spatial organization, economic development and social interact","topic":"","anchor":""},{"id":"class_08\/mathematics\/chapter_07_cubes_and_cube_roots","title":"Chapter 7 — Cubes And Cube Roots","class_num":8,"subject":"mathematics","subject_label":"Mathematics","summary":"This chapter introduces cubes and cube roots for Class 8 students. A cube of a number is obtained when the number is multiplied by itself three times (a^3), and the cube root is th","topic":"","anchor":""}]}