The PROPER function capitalizes only the first word of a string of text

How many bits are available in an IPv6 network for creating subnets when the prefix is /48 and the host ID is 64 bits?

A. 48 B. 16 C. 32 D. 64

CryptoLocker is an example of what type of malware?

A. zero-day attack B. worm C. ransomware D. man-in-the-middle