PreExam IT

What is the default port of the MQTT protocol?

• 1883

• 8080

• 8000

• 8888

Layout or design of an android application is saved in...

• .text file

• .java file

• .dex file

• .xml file

What is the output of the following C program?

• 2

• 3

• 4

• All are wrong

What is the output of the following C program?

• 1 2 3 4

• 1 2 4

• 3

• None of those above

Underlying operating system for Android is

• Linux

• Windows

• Contiki

• Ubuntu

What is the output of the following C program?

• 80

• 30

• 10

• None

What is WRONG about C programming language:

• The interpreter Programming Language

• The compiler Programming Language

• The third Programming Language

• The structured Programming Language

In gateway, to send a sensor value to the IoT Server server, which protocol is used?

• MQTT Publish

• MQTT Subscribe

• FTP Upload

• FTP Download

What is (are) advantage(s) of the Edge Computation?

• Improve the system autonomous

• Reduce the processing delay of the system

• The system is more smarter with AI model at the Edge

• All are correct

By default in android studio during app development, file that holds information about SDK, versions, application Id, etc. is

• build.gradle

• res/values

• res/layout

• AndroidManifest.xml