Your team lead is tired of receiving help desk tickets to restore deleted files from a directory that contains hundreds of files and subdirectories. She decides to have you fix the problem by making all of the files read-only. How do you change all the files to read-only without having to traverse each directory?
A. chmod 777 * -all
B. chmod -r 444 .
C. chmod -R 466 *
D. chmod -R 644 *
D. chmod -R 644 *
chmod -R 644 * —This command changes all files in the current directory to 644 recursively.
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Wireless access control is intended to limit a user's admission to the _______.
Fill in the blank(s) with the appropriate word(s).
Which of the following represents a negated condition?
A. if (daysOverdue > 10 || fineOwed > 0.00) { document.write("Please call the library immediately!" + BR); } B. if (!(daysOverdue > 10 || fineOwed > 0.00)) { document.write("Your account is in good standing." + BR); } C. if (age >= 18 && age <= 65) { document.write("The age is between 18 and 65." + BR); } D. function inquiry(balance) { document.write("Your current balance is: $" + balance.toFixed(2) + BR); }
If someone is offered a free gift or service in exchange for private information or access to a computer system, what type of social engineering is taking place?
a. phishing b. baiting c. quid pro quo d. tailgating
What is the maximum write throughput I can provision for a single Dynamic DB table?
A. 1,000 write capacity units B. 100,000 write capacity units C. Dynamic DB is designed to scale without limits, but if you go beyond 10,000 you have to contact AWS first. D. 10,000 write capacity units