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【单选题】
在结构类型的定义中,使用的关键字是( )。
A.
struct
B.
union
C.
static
D.
enum
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【单选题】We would expect the interest rate on Bond A to be lower than the interest rate on Bond B if the two bonds have identical characteristics except that
A.
Bond A was issued by a bank and Bond B was issued by a high technology corporation.
B.
Bond A was issued by the Exxon Mobil Corporation and Bond B was issued by the state of New York
C.
Bond A has a term of 20 years and Bond B has a term of 1 year
D.
All of the above are correct
【单选题】扩展ACL和标准ACL的区别()。
A.
标准的ACL在禁止和允许方面比扩展的ACL更高的精度
B.
扩展的ACL核查数据包的源地址和目标地址和端口号
C.
他们都可以查端口号
D.
他们都可以查特殊协议和其他参数
【单选题】The interest-rate risk of a bond is
A.
the risk related to the possibility of bankruptcy of the bond's issuer.
B.
the risk that arises from the uncertainty of the bond's return caused by changes in interest rates.
C.
the unsystematic risk caused by factors unique in the bond.
D.
the risk related to the possibility of bankruptcy of the bond's issuer and the risk that arises from the uncertainty of the bond's return caused by changes in interest rates.
E.
All of these are correct.
【简答题】ACL
【单选题】We would expect the interest rate on Bond A to be higher than the interest rate on Bond B if the two bonds have identical characteristics except that
A.
the credit risk associated with Bond A is lower than the credit risk associated with Bond B
B.
Bond A was issued by the city of Philadelphia and Bond B was issued by Red Hat Corporation.
C.
Bond A has a term of 20 years and Bond B has a term of 2 years.
D.
All of the above are correct.
【单选题】If a bond is issued at par and between interest dates:
A.
The cash received by the corporation will be less than the face value of the bond.
B.
The cash received by the corporation will be greater than the face value of the bond.
C.
The cash received by the corporation will be the same as the face value of the bond.
D.
Interest receivable will be debited.
【单选题】扩展 ACL 与标准 ACL 相比有何优点?
A.
扩展 ACL 可命名,但标准 ACL 不能命名。
B.
扩展 ACL 可应用于入站或出站方向,而标准 ACL 不能。
C.
扩展 ACL 可根据负载内容过滤数据包,如包含在电子邮件或即时信息内的信息。
D.
扩展 ACL 不但可以过滤源地址,也可对目的地址、目的端口以及源端口进行过滤。
【单选题】We would expect the interest rate on Bond A to be higher than the interest rate on Bond B if the two bonds have identical characteristics except that
A.
Bond A was issued by a financially weak corporation and Bond B was issued by a financially strong corporation.
B.
Bond A was issued by the Exxon Mobil Corporation and Bond B was issued by the state of New York.
C.
Bond A has a term of 20 years and Bond B has a term of 1 year.
D.
All of the above are correct.
【单选题】路由器访问控制列表(ACL)的作用是(3)。
A.
ACL可监控交换的字节数
B.
ACL提供路由过滤功能
C.
ACL可监测网络病毒
D.
ACL可提高网络的利用率
【单选题】路由器的访问控制列表(ACL)的作用是——。
A.
ACL可以检测网络病毒
B.
ACL可以提高网络的利用率
C.
ACL可以监控交换的字节数
D.
ACL提供路由过滤功能
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