What is SSID broadcasting?
A) The method the access point uses to reach all wireless NICs with a single message
B) A means for the access point to send the wireless encryption keys to all wireless NICs for network access
C) The access point constantly sending the name of the wireless network into the air
D) The access method used for 802.11 a, b, g, and n wireless networks
C
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Provide the equivalent domain relational calculus and relational algebra expressions for each of the tuple relational calculus expressions given in Exercise 4.10.
(a) {H.hotelName | Hotel(H) ? H.city = ‘London’} (b) {H.hotelName | Hotel(H) ? (?R) (Room(R) ? H.hotelNo ? R.hotelNo?? R.price ? 50)} (c) {H.hotelName | Hotel(H) ? (?B) (?G) (Booking(B) ? Guest(G) ? H.hotelNo ? B.hotelNo?? B.guestNo = G.guestNo ?? G.guestName = ‘John Smith’)} (d) {H.hotelName, G.guestName, B1.dateFrom, B2.dateFrom | Hotel(H) ? Guest(G) ? Booking(B1) ? Booking(B2) ? H.hotelNo ? B1.hotelNo?? G.guestNo = B1.guestNo ?? B2.hotelNo = B1.hotelNo ? B2.guestNo = B1.guestNo ?? B2.dateFrom ? B1.dateFrom}
The principal underlying standard for federated identity is the __________ which defines the exchange of security information between online business partners.
A. OSAIS B. SAML C. RBAC D. SFIL
In addition to RAID 0, what type of RAID configuration is available for Windows XP, 2000, and NT servers and workstations?
a. RAID 1 b. RAID 4 c. RAID 2 d. RAID 5
Authentication efficiency, replication efficiency, and application efficiency are the three main reasons for establishing multiple sites.
Answer the following statement true (T) or false (F)