Senior Qa Engineer Interview Questions

3,359 senior qa engineer interview questions shared by candidates

A light bulb is hanging in a room. Outside of the room there are three switches, of which only one is connected to the lamp. In the starting situation, all switches are 'off' and the bulb is not lit. If it is allowed to check in the room only once to see if the bulb is lit or not (this is not visible from the outside), how can you determine with which of the three switches the light bulb can be switched on?
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Senior QA Engineer

Interviewed at Akamai

4.3
Dec 24, 2011

A light bulb is hanging in a room. Outside of the room there are three switches, of which only one is connected to the lamp. In the starting situation, all switches are 'off' and the bulb is not lit. If it is allowed to check in the room only once to see if the bulb is lit or not (this is not visible from the outside), how can you determine with which of the three switches the light bulb can be switched on?

While waiting for my telephone interview and sitting here for 23 minutes, I went on GlassDoor.com and researched the company. It turns out the company is notorious for being late on telephone interviews and I have read over some very bad experiences from other candidates.

While waiting for my telephone interview and sitting here for 23 minutes, I went on GlassDoor.com and researched the company. It turns out the company is notorious for being late on telephone interviews and I have read over some very bad experiences from other candidates.

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