Explanation

A software programmer is preparing computer passwords.

Each password will contain exactly two letters to be selected. From F, G, and H and exactly three digits to

be selected from 4, 5, 6, 7, and 8, which the following restrictions:

G cannot be in the same password as 8

4 cannot be in the same password as 7

5cannot be in the same password as 8

Question:

If G is included in a password, which of the following letters\digits must also be included?

a. F

b. H

c. 4

d. 5

Question:

If H is not included in a particular password, any of the following digits can be included EXCEPT:

a. 5

b. 6

c. 7

d. 8

Question:

Which of the following letters\digits must be included in each of the computer passwords?

a. G

b. H

c. 4

d. 6

Question:

If 8 is included in a password, the password must also include which of the following letters\digit?

a, F and G

b. F and H

c. G and H

d.  and 6

Question:

In a computer password that contains an acceptable assortment of letters\digits, which of the following

substitutions will always result in another acceptable assortment?

a. 4 and 7

b. 5 and 8

c. 7 and 6

d. 8 and 4

ND5-07-2023