One thing that a spammer is not able to spoof is the originating IP address of the host that sent the message
a. True
b. False
b.
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What is the value of x after the following code segment executes, if y is 20 and z is 2?
switch (y – z) { case 20: x = y + z; break; case 21: x = y; break; case 22: x = z; break; default: x = y * 2; }
Which statement about hashing is false?
a. Hashing facilitates high-speed storing and retrieval of data. b. Two different data items can hash to the same cell; this is called a collision. c. A load factor of 0.5 usually results in good hashing performance, but less efficient utilization of memory. d. A load factor of 1.0 usually results in good hashing performance, but less efficient utilization of memory.
A great advantage of linking tables is that Access can update itself even if the linked table changes in number of columns or rows
Indicate whether the statement is true or false
A________ is a rule that Solver has to enforce to reach the objective value
A) stop value B) binding constraint C) step value D) nonbinding constraint