Question: A security system uses a keypad with 1 0 buttons to set a code with 5 key presses. How many different codes are possible if

A security system uses a keypad with 10 buttons to set a code with 5 key presses. How many different codes are possible if the order of key presses does not count and key presses cannot be repeated?

Step by Step Solution

There are 3 Steps involved in it

1 Expert Approved Answer
Step: 1 Unlock blur-text-image
Question Has Been Solved by an Expert!

Get step-by-step solutions from verified subject matter experts

Step: 2 Unlock
Step: 3 Unlock

Students Have Also Explored These Related Databases Questions!

Q:

a security system uses a keydap with 1 2 buttons to set a code with 5 key presses.How many different codes are possible if the order of key presses counts and key presses be repeated

Q:

CSC156-Operating Systems Basies and Security rv.:--r.. 1 .r2 staff 320 Dec 7 11:43 dante r.x s user2tatt 512 Dec 4 13:43 diri first position of the display indicates whether this is a file or a...

Q:

The new line character is utilized solely as the last person in each message. On association with the server, a client can possibly (I) question the situation with a client by sending the client's...

Q:

can someone solve this Modern workstations typically have memory systems that incorporate two or three levels of caching. Explain why they are designed like this. [4 marks] In order to investigate...

Q:

Let A, B be sets. Define: (a) the Cartesian product (A B) (b) the set of relations R between A and B (c) the identity relation A on the set A [3 marks] Suppose S, T are relations between A and B, and...

Q:

Developments in Technology Light is incident from air on the end face of a multimode optical fibre at angle of incidence as shown below. n n 1 2 The refractive indices of the core and cladding are...

Q:

There are two problems due this week (each worth 35 points) as follows. Problem 1.6 (page 20) In comprehensive paragraphs, answerrequirements a to e. You will have 5 paragraphs total of four to five...

Q:

1. Why wouldn't you use each modeling technique in one project? Question by itself. New Question |Core System Requirements This section lists all of the core functional requirements for the SH...

Q:

Lesson 12 Quiz (Show/Explain all Work) IST 230 Relations on Sets, Databases 1. Let A = {0, 1, 2, 3, 4, 5, 6, 7, 8} and B = {1, 2, 3, 4, 5, 6, 7, 8}. Now let R be a binary relation R from A to B such...

Q:

Microkernel operating systems aim to address perceived modularity and reliability issues in traditional "monolithic" operating systems. (i) Describe the typical architecture of a microkernel...

Q:

Find two more charts that are not covered in this section, and comment on their usability.

Q:

In an article in Accounting and Business Research, Beattie and Jones investigate the use and abuse of graphic presentations in the annual reports of United Kingdom firms. The authors found that 65...

Q:

A paragraph is unified when it develops a single main idea. a . True b . False A paragraph is unified when it develops a single main idea. a . True b . False

Q:

You are considering how to invest part of your retirement savings. You have decided to put $100,000 into three stocks: 64% of the money in GoldFinger (currently $25/share), 12% of the money in...

Q:

changes in the relative importance of various functions: production was slimmed, with a shift towards quality, reliability and differentiation; purchasing was slimmed as it is easier to handle...

Q:

a reduction in the workforce of enterprises which were deemed as overmanned, with an emphasis on efficiency and productivity; this had an impact on lower absenteeism and better work discipline;

Q:

economic policy which was socially directed and concerned with the good of society rather than the optimization of the economy;