Other Programming & Computer Science Answers

Consider the following reference string: 7 0 1 2 0 3 0 4 2. Let the number of frames are 3 and 4. Show the allocation frames to the memory and calculate the number of page faults when LRU page replacement policy is used.

1.In your own words, explain the difference between DECIMAL addition and BINARY addition:

2.Show an example for each (not the ones from the website!!!)

Create a flowchart that display numbers from 100-1.

The Board of Directors at an international financial services organization, headquartered in London with offices in financial centers throughout the world, including Paris, New York and Hong Kong, were considering a confidential merger offer. On a Friday afternoon, before a three-day weekend, the CIO received a ransom email from an unknown source stating they knew about the merger plans and had personal details of 150,000 customers. 

A sample of personal details for 500 customers was included in the ransom email as "proof". Unless a significant ransom was paid in Bitcoin, they would leak the merger plans and sell the customer information.

1-     Give three possible scenarios on how the attacker was able to retrieve the information.

2-     Under which category of the Threat spectrum do you think this case should be categorized?

3-     What should be, in your opinion, the course of actions that will need to be taken by the CIO.

How Bits and Bytes Work

Go to https://computer.howstuffworks.com/bytes.htm

Type your answer in BOLD (underline the fill in the blanks)

1. What is a digit?

2. The decimal system uses a base of _____.

3. The binary system uses a base of _____.

4. Why do computers use a base-2 system?

5. What is a BIT?

6. What is a byte?

7. What is the number range that a byte can represent?

8. Using 2 bytes (like a CD) what is the new sample range?

9. What system or set is used to represent characters in computers? (Do a quick Google search to find out what that acronym stands for)

  Find the inverse of “a” from the integer ring Zm in the below scenarios. Prove your answer:

                  a= 9   m=12

                  a= 3   m=7

                  a= -2   m=9

State and explain how this generated data is leveraged to enable growth in manufacturing sector of ge

What is the importance of contiguous memory allocation

How static and dynamic linking is handled in Memory management

Before an increase in excise duty on tea, 800 people out of a sample of 1000 were consumers of tea. After the increase in duty, 800 people were consumers of tea in a sample of 1200 persons. Write down the R programming code to test whether the significant decrease in the consumption of tea after the increase in duty at 1 % level of significance.