Second Chapter Lesson-5: Data Communication Medium(Wireless).
Second Chapter Lesson-4: Data Communication Medium(Wired).
Second Chapter Lesson-3: Data transmission mode.
Second Chapter Lesson-2: Data transmission method.
Second Chapter Lesson-1: Data communication, Data communication system and it’s efficiency.
First Chapter Lesson-10: Ethical Use of ICT, Impact of ICT on Social Life, ICT and Economic Development.
First Chapter Lesson-9: Nanotechnology.
First Chapter Lesson-8: Bioinformatics and Genetic Engineering
First Chapter Lesson-7: Biometrics.
First Chapter Lesson-6: Cryosurgery, Space Exploration and Defense.