Windows 7 is 64 bit platform.

Windows 7 is 64 bit platform.

No.there are two types .32 bit and 64 bit processor !!!.

If you want to install only the client, then read this.

Oracle Database 10g Express Client

it is for vista .i need to install in windows 7 .so let me know for windows 77777777777777777777777.

oracle site says.

Oracle Database 10g Release 2 (
Enterprise/Standard Edition for Microsoft Windows Vista, Windows Server 2008, Windows 7

and x86 means it is for 32 bit OS.

the file anme is

because when that version of oracle was release, Windows 7 was not in the market.