You have been asked to create an authentication security plan for your company. Which of the following components would you incorporate to ensure your company is secured?
a. Use a password manager to create unique strong passwords. b. Have the computer identify blood type and oxygen levels. c. Use biometric security that uses characteristics of your face, hands, or eyes. d. Use two factor authentication where the user enters the password and a code sent his or her cell phone.

a. Use a password manager to create unique strong passwords.

c. Use bio metric security that uses characteristics of your face, hands, or eyes.

d. Use two factor authentication where the user enters the password and a code sent his or her cell phone.

Explanation:

answer: internal fragmentation is the difference between the (fixed) size of a memory hole and the data within in that memory. for example, if a 1,024 byte block of memory holds 800 bytes of data, then the 224 bytes difference is considered lost to internal fragmentation.

external fragmentation occurs when the sum of memory fragments is large enough to satisfy a request, but the holes are non-contiguous and the request cannot be satisfied. this can occur when memory is dynamically allocated and freed.

explanation: