engineering recuitment OSSC Combined Technical Services (ଓଡିଶା) Mock Test 2023-24 General Knowledge Science Technology and Inventions
Internet of Things (IoT) can be used for which of the following?
1. Smart manufacturing
2. Smart power grids
3. Smart cities
4. Smart digital supply chains
Select the correct answer from the code given below.
1
1 and 3 only
2
1, 2 and 3 only
3
2, 3 and 4 only
4
1, 2, 3 and 4