Which of the following requires a custom Cloud Watch metric to monitor?
A. Memory use
B. CPU use
C. Disk read operations
D. Network in
E. Estimated charges
Answer: A. Memory use
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If you need to redirect the output from a command, what symbol should you use?
A. | B. * C. > D. ?
C++ uses object-oriented program design.
Answer the following statement true (T) or false (F)
In the summary of operators, all arithmetic operators will be evaluated prior to any logical operators.
Answer the following statement true (T) or false (F)
Which line of code will check if any character in the string variable pword is the letter X and return true for the variable check?
``` var check = false; for (i = 0; i < pword.length; i++) { _____???_______ check = true; } ``` a. ``` if (var charX == "X"); ``` b. ``` if (var charX == charX.charAt[i]); ``` c. ``` if (var charX.charAt[i] == "X"); ``` d. ``` if (var charX.charCodeAt[i] == "X"); ```