A mail server was recently placed in the network. The users report email is slow. Upon closer inspection a technician notices that error counters on the interface are incrementing. Which of the following could be causing the problem?
A. Wrong subnet mask
B. Duplex mismatch
C. Port speed mismatch
D. Switch loop
Answer: B. Duplex mismatch
Computer Science & Information Technology
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Which of the following function invocations is an approximation of PI
A. atan(-1); B. acos(-1); C. sin(-1); D. cos(-1);
Computer Science & Information Technology
Which step comes first in the boot process?
A. Start bootstrap program. B. Power up. C. Identify peripheral devices. D. Load operating system.
Computer Science & Information Technology
The strcasecmp() function and the strcmp() function respectively perform a case-insensitive and case-sensitive comparison of strings.
Answer the following statement true (T) or false (F)
Computer Science & Information Technology
The main difficulty with a symmetric algorithm is how to securely transmit the secret key.
Answer the following statement true (T) or false (F)
Computer Science & Information Technology