In section 9.7 we say that the execution of the gcc -E test.c > test.c command results in an empty .c file. Why?
What will be an ideal response?
Because the command shell truncates the existing test.c file because of output redirection (>). So, even before the test.c file is preprocessed the source code is deleted and nothing is left to be compiled.
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Answer the following statements true (T) or false (F)
1. Compared to public-key ciphers such as RSA, the structure of AES and most symmetric ciphers is quite complex and cannot be explained as easily as many other cryptographic algorithms. 2. InvSubBytes is the inverse of ShiftRows. 3. The ordering of bytes within a matrix is by column. 4. In the Advanced Encryption Standard the decryption algorithm is identical to the encryption algorithm. 5. The S-box is designed to be resistant to known cryptanalytic attacks.
A(n) _____ can replace many applications with one unified set of programs, making the system easier to use and more effective.
A. materials resource planning system B. management information system C. enterprise resource planning system D. decision support system
The array_pop() function removes the ____________________ elements from the end of the array.
Fill in the blank(s) with the appropriate word(s).
Choose the sentence type of the following sentence.Did you know that there are earthquakes on the moon??
A. ?Simple B. ?Compound C. ?Complex D. ?Compound-complex