Russian Yuri Malenchenko , American Edward Lu and Spain 's Pedro Duque came down in their Soyuz TMA-2 capsule at 2 : 40 a.m. GMT .
Russian Yuri Malenchenko , American Edward Lu and Pedro Duque of Spain landed in their Soyuz TMA-2 capsule at 0240 GMT .
computer programs that coordinate the activities and functions of the hardware and other programs. it includes: (i) operating systems (ii) utilities (iii)middleware