【单选题】Which of the following decisions would involve the use of the future value of $1?
A.
Your brother buys your car and offers to pay you $500 now or $1,500 in two years
B.
You win a lawsuit and are offered a lump sum payment today of $100,000 or $15,000 a year for 20 years
C.
Your father and mother wish to deposit enough money on the date of your high school graduation to enable you to take a $7,000 cruise when you graduate from college in 4 years
D.
You want to have $1,000,000 in order to retire at age 55, but need to know how much you will need to deposit each year from now until your 55th birthday
【多选题】In computer networking a multicast address is an identifier for a group of hosts that have joined amulticast group. Multicast addressing can be used in the Link Layer (OSI Layer 2), such as Ethernet M...
A.
The first 23 bits of the multicast MAC address are 0x01-00-5E. This is a reserved value thatindicates a multicast application
B.
The last 3 bytes (24 bits) of the multicast MAC address are 0x01-00-5E. This is a reservedvalue that indicates a multicast application
C.
To calculate the Layer 2 multicast address, the host maps the last 23 bits of the IP address intothe last 24 bits of the MAC address. The high-order bit is set to 0
D.
The first 3 bytes (24 bits) of the multicast MAC address are 0x01-00-5E. This is a reservedvalue that indicates a multicast application