The conditional preprocessor directive ____ means "if not defined".
A. #ifdef
B. #ifndef
C. #ifnotdef
D. #ifnotdefined
Answer: B
You might also like to view...
E-mail messages are stored in plain, unencrypted text on SMTP servers.
Answer the following statement true (T) or false (F)
A mistake programmers often make with loops is that they ____.
A. initialize the loop control variable prior to entering the loop body B. increment the loop control variable inside of the loop body C. include statements inside the loop that belong outside the loop D. enclose the inner loop entirely within the outer loop in a nested loop
Matthew would like to send a private message to Richard using a symmetric cryptosystem. What key should Matthew use to encrypt the message?
a. Matthew's public key b. Matthew's private key c. Richard's public key d. Richard's private key e. Shared secret key
You have a distributed application that periodically processes large volumes of data across multiple Amazon EC2 Instances. The application is designed to recover gracefully from Amazon EC2 instance failures. You are required to accomplish this task in the most cost-effective way. Which of the following will meet your requirements?
A. Spot Instances B. Reserved instances C. Dedicated instances D. On-Demand instances