Final answer:
All of the provided statements about Android are true: it is Linux-based, designed for touchscreen mobile devices like smartphones and tablets, and has open source code.The correct answer is d. All of the above.
Step-by-step explanation:
The answer to the student's question Which of the following is true? a. Android is a Linux-based operating system designed primarily for touchscreen mobile devices. b. Android code is open source. c. Android is designed for smartphones and tablets. d. All of the above. is d. All of the above. Android is indeed a Linux-based operating system, and it was created primarily for touchscreen mobile devices such as smartphones and tablets. Moreover, Android's code is available as open source, which means that its original source code is made freely available and may be redistributed and modified. This model of development has enabled a variety of different versions of Android to be developed for various types of devices.
a. Android is a Linux-based operating system designed primarily for touchscreen mobile devices.
b. Android code is open source.
c. Android is designed for smartphones and tablets.
d. All of the above.
The correct answer is d. All of the above.
Android is indeed a Linux-based operating system designed primarily for touchscreen mobile devices. The code for Android is also open source, which means it can be freely used, modified, and distributed by anyone. Additionally, Android is specifically designed for smartphones and tablets.