In PHP, which bitwise operation is signified by the pipe (|) character?
In PHP, which bit wise operation is signified by the pipe (|) character?
a. OR
b. XOR
c. AND
d. NOT
a. OR
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The logical unit of the computer that receives information from outside the computer for use by the computer is the _____________.
Fill in the blank(s) with the appropriate word(s).
To recall the most recently deleted text, which button would you click?
A) Undo B) Insert C) Enter D) Delete
What is the main weakness associated with the use of passwords?
A. human memory B. encryption technology C. handshake technology D. human reliability
Case 4-1 Brian is trying his best to understand the concept of variable scope, so he calls his friend Molly for guidance. Brian has defined another variable called strNumberOfSingers within a procedure, and he asks Molly what the lifetime of that variable is. What does she tell him?
A. It is "alive" for the entire duration of the program. B. It is "alive" with the same contents during all executions of the procedure by the program. C. It is "alive" until the procedure is called by the larger program. D. It is "alive" from the time the procedure begins executing until the procedure ends.