প্রশ্নঃ Read the following passage and answer questions. On the face of it, telescopes and data bases sound like very different things. Telescopes sit on the top of mountains, and are pointed at the skies; data bases sit on computer hard disks, humming away and
Telescope and data are between brothe. They are cannot ahead without one.So,telescope collected information to satellit, and data collected information by telescop.