点M在椭圆 x 2 a 2 + y 2 b 2 =1 (a>b>0)上,以M为圆心的圆与x轴相切于椭圆的右焦点F. (I)若圆M与y轴相交于A、B两点,且△ABM是边长为2的正三角形,求椭圆的方程; (Ⅱ)已知点F(1,0),设过点F的直线l交椭圆于C、D两点,若直线l绕点F任意转动时,恒有|OC| 2 +|OD| 2 <|CD| 2 成立,求实数a的取值范围.
【多选题】You have two servers named Server1 and Server2. Both servers run Windows Server 2008. Server1 is configured as an Enterprise Root certification authority (CA). You install the Online Responder role se...
A.
Import the enterprise root CA certificate.
B.
Import the OCSP Response Signing certificate.
C.
Add the Server1 computer account to the CertPublishers group.
D.
Set the Startup Type of the Certificate Propagation service to Automatic.
【多选题】You have two servers named Server1 and Server2. Both servers run Windows Server 2008 R2. Server1 is configured as an Enterprise Root certification authority (CA). You install the Online Responder ro...
A.
Import the enterprise root CA certificate.
B.
Import the OCSP Response Signing certificate.
C.
Add the Server1 computer account to the CertPublishers group.
D.
Set the Startup Type of the Certificate Propagation service to Automatic.
【单选题】Your network contains a DNS server named Server1 that runs Windows Server 2008 R2.Root hints for Server1 are configured as shown in the exhibit. (Click the Exhibit button.)You need to add root hints t...