This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: A computer password is made up of four characters. Each character can be a capital letter (A through ... (Read 122 times)

tatyanajohnson

  • Hero Member
  • *****
  • Posts: 569
on: May 5, 2020

Question 1

A computer password is made up of four characters. Each character can be a capital letter (A through Z), a lowercase letter (a through z) or a digit (0 through 9).

How many passwords start with a lowercase letter?
◦ 26 × 364
◦ 26 × 363
◦ 363
◦ 26 × 623
◦ none of these

Question 2

A computer password is made up of four characters. Each character can be a capital letter (A through Z), a lowercase letter (a through z) or a digit (0 through 9).

How many passwords consist entirely of letters?
◦ 52 × 51 ×50 × 49
◦ 52 × 4
◦ 452
◦ 524
◦ none of these
Excursions in Modern Mathematics ¦ Tannenbaum ¦ 9th Edition
Buy Test-Bank


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by tatyanajohnson on May 5, 2020

rachel

  • Sr. Member
  • ****
  • Posts: 323
Reply #1 on: May 5, 2020
Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
Answer Preview
Only 25% of students answer this correctly


tatyanajohnson

  • Member
  • Posts: 569
Reply 2 on: May 5, 2020
Great answer, keep it coming :)

bitingbit

  • Member
  • Posts: 323
Reply 3 on: Yesterday
Gracias!

« previous next »
 

Did you know?

About one in five American adults and teenagers have had a genital herpes infection—and most of them don't know it. People with genital herpes have at least twice the risk of becoming infected with HIV if exposed to it than those people who do not have genital herpes.

Did you know?

The top 10 most important tips that will help you grow old gracefully include (1) quit smoking, (2) keep your weight down, (3) take supplements, (4) skip a meal each day or fast 1 day per week, (5) get a pet, (6) get medical help for chronic pain, (7) walk regularly, (8) reduce arguments, (9) put live plants in your living space, and (10) do some weight training.

Did you know?

Certain chemicals, after ingestion, can be converted by the body into cyanide. Most of these chemicals have been removed from the market, but some old nail polish remover, solvents, and plastics manufacturing solutions can contain these substances.

Did you know?

The oldest recorded age was 122. Madame Jeanne Calment was born in France in 1875 and died in 1997. She was a vegetarian and loved olive oil, port wine, and chocolate.

Did you know?

Though newer “smart” infusion pumps are increasingly becoming more sophisticated, they cannot prevent all programming and administration errors. Health care professionals that use smart infusion pumps must still practice the rights of medication administration and have other professionals double-check all high-risk infusions.

A well-folded letter fits easily into the envelope and is easily removed by the person who receives ... A well-folded letter fits easily into the envelope and is easily removed by the person who receives ...
A typical variable cam timing control valve. The solenoid is controlled by the engine computer and ... A typical variable cam timing control valve. The solenoid is controlled by the engine computer and ...
A replaceable PROM used in an older General Motors computer. Notice that the sealed access panel ... A replaceable PROM used in an older General Motors computer. Notice that the sealed access panel ...
Business Letter Format and Example. Business Letter Format and Example.
Schematic of a mitochondrion and Computer model generated from electron tomograms of a mitochondrion Schematic of a mitochondrion and Computer model generated from electron tomograms of a mitochondrion
Analogy showing the effects of substitution, deletion, and insertion of one letter in a sentence Analogy showing the effects of substitution, deletion, and insertion of one letter in a sentence
Video: Parathyroid hormone (bone resorption) & Calcitonin (bone deposition)

For a complete list of videos, visit our video library