Ireland and Scotland are both in the GMT zone, so there is no difference.
It is in GMT.
Cork is in the GMT time zone, as is all of Ireland.
It should be ahead...Singapore is in the +8 GMT timezone whereas according to your question, Ireland is in the +1 GMT timezone.
Iceland is on GMT (UTC+0), the same as Ireland and the UK. They do not observe summer time.
Ireland's time zone is the GMT (Greenwich Mean Time).
Portugal and Ireland are always on the same time (WET/WEST and GMT/IST).
Ireland is at (Greenwich Mean Time) GMT. Egypt is (Greenwich Mean Time) GMT +2 hours, ie. 2 hours ahead of Greenwich, England. Ireland is 2 hours behind Egypt. (Daylight savings not taken into account.)
This cannot be accurately answered because the "current time" depends on exactly when the question is asked. Also, the answer will be different every time someone reads it. Ireland works on GMT, so that is the time zone you would have to check at any given moment of time to find your answer. Try the following site: http://www.timeanddate.com
Ireland is at (Greenwich Mean Time) GMT. New Zealand is (Greenwich Mean Time) GMT +12 hours, ie. 12 hours ahead of Greenwich, England. Ireland is 12 hours behind New Zealand. (Daylight savings not taken into account.)
Ireland is at (Greenwich Mean Time) GMT. New Zealand is (Greenwich Mean Time) GMT +12 hours, ie. 12 hours ahead of Greenwich, England. If it is 2:30 pm in New Zealand, it will be 00:30 am in Ireland. (Daylight savings not taken into account.)
It means 9:40pm grenwich mean time, i.e. UK and Ireland time