Q. The mouse pointer moves erratically, what is the possible cause? The mouse
A. ball is dirty
B. is not connected
C. driver is not installed properly
D. None of the above
Answer: ball is dirty
Take Mock Tests
| Government Schemes Mock Test | Start Test! |
| Political Science Mock Test – 42 | Start Test |
| History Test – 190 | Start Test |
| Quantitative Aptitude Test | Start Test! | Data Interpretation - Mock Test | Start Test! |
| General Awareness - Mock Test | Start Test! |
| Reasoning Ability - Mock Test | Start Test! |
We will be happy to hear your thoughts