What is the purpose of a State of Authority record?
A. It identifies the authoritative DNS server for the current zone.
B. It identifies SSL certificates in use on the domain.
C. It provides information about secondary DNS servers and off-site primary servers.
D. It provides the authoritative alias for a computer name.
Answer: A
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What will be an ideal response?
An IP address is a text-based Internet address.
Answer the following statement true (T) or false (F)
LET total = numl + num2 + num3
Compute the sum of the values stored in the variables numl, num2, and num3 and assign the result the variable total.
Consider the case of a home construction company with two application programs, purchasing (P1) and sales (P2), which are active at the same time. They each need to access two files, inventory (F1) and suppliers (F2), to update daily transactions. The following series of events will cause a deadlock. Fill in the missing event in the sequence.1. Purchasing (P1) accesses the supplier file (F2).2. Sales (P2) accesses the inventory file (F1).3. Purchasing (P1) doesn't release the supplier file (F2) and requests the inventory file (F1), but P1 is blocked because F1 is being held by P2.4. Meanwhile, ____
A. sales (P2) doesn't release the inventory file (F1) but requests the supplier file (F2) B. sales (P2) does release the inventory file (F1) and then requests the supplier file (F2) C. purchasing (P1) does release the supplier file (F2) which is then requested by sales (P2) D. purchasing (P1) exits