Answer: i think 1, 3, and 4
Explanation:
Answer: C. File encryption
Explanation: To ensure security and privacy of files and its content, encrypting the file may be an option. File encryption refers to a process of ensuring the security and privacy of individual files so as to prevent unauthorized access to the content. File encryption works by setting up a security key which will be requested or needed when the file is being clicked such that only users or individuals with the authorized pass code or password can open and read its content or modify the file, this is called file decryption.
Answer:
3 is true others are false
Answer:
Double precision number
Explanation:
The IEEE has given some Standards for representing numbers
IEEE Standards for floating point numbers is common convention for representing numbers in binary on Computers.
Double precision number format takes up 64 bits.
Single precision number format takes up 32 bits
