It depends what the capacity of the SD card is. They come in various capacities rated in megabytes or gigabytes e.g. 256mb or 1gb.
It also depends on the size of the image. If you have a high quality camera then you could be saving pictures that are about 2-3mb in size. You can roughly work it out by dividing the capacity of your SD card by 3!
1000
It doesn't need a SD card, but you can put in a SD card if you want to store more pictures and music. If the SD card doesn't hold music, but camera, the SD card will not work on the music.
Yes, in fact many modern digital cameras are designed to use an SD (or microSD) card to store the photos they take.
about 5ooo
about 300 in a 2 gb micro sd card
As many as you want or about 150 songs.
you don't need a card to take photos but is optional, without a SD card 300 photos can be taken, with a 1gb SD card i can take 3,000.
100-200
4 million minutes
it depends on the size of the micro sd card you have in the phone.
An SD Adapter is used to hold a Mini SD card so that it can be used as a standard size SD card. The adapter has no storage capacity of its own.
It means that the SD card is full- it cannot hold any more files - it has insufficient memory.