2 1.5 1 0.5 -0.5 -1 -1.5 -2 10 15 20 25 30 Recall that for a discrete-time sinusoid, the normalized frequency, f, is the ratio of the number of cycles over he number of samples. In the plot above, what is the normalized frequency expressed in decimal?

Q: Justify why some electronic transactions using credit card numbers may be unsafe

A: Here is the answer:

Q: 1) Each doubleword consists of bytes. a) 1 b) 4 8.

A: A double word is a single unit of data which is used to express two adjacent words. A word is a…

Q: You are gren a task to identify 2n instuctio eror cus in a pogram In oder to instucions a the gren…

A: Hence, we discussed all the points.

Q: Some advantages may be gained by learning to cipher and decode.

A: We need to discuss the advantages that may be gained by learning to cipher and decode.

Q: cryptography

A: Cryptography is the practice of secure communication by converting plain, readable information into…

Q: What are bots

A: Definition: A bot is a computer programme that is programmed to perform specific tasks. Bots are…

Q: Explain the operation of computational methods.

A: Computational methods refer to the use of mathematical algorithms and computer programs to solve…

Q: Create tool to decrypt or get clear version of encrypted bank account number data. Command line…

A: Create tool to decrypt or get clear version of encrypted bank account number data. Command line…

Q: What are the advantages of making phone calls in order to get information?

A: According to the information given:- We have to define the advantages of making phone calls in order…

Q: What are the advantages of using telephone calls to get information?

A: Telephone : A telephone is a device that allows you to send and receive voice messages at the same…

Q: Define the term "root authority." Describe how it i

A: Required: Define the term "root authority." Describe how it is used.

Q: Explain RSA algorithm used for key cryptography.

A: The solution is an given below :

Q: What measures can you take to prevent deadlock in the future? (12 Marks)

A: prevention step of deadlock is detailed in step2.

Q: Explain hacking and briefly explain the types of hackers. At least  200 words.

A: Hacking explain   Exploit computer system attempt hacking or private network inside a computer. its…

Q: What Algorithm is used in the Healthcare system?        Please need help Thanks:)

A: Algorithms In Healthcare Support Vector Machines Artificial Neural Networks Logistic Regression…

Q: Passwords are created by Oracle 12c users.

A: A password for a user that has been assigned in Oracle 12c. The user is able to operate on…

Q: can you answer question as soon as possible ?

A: The answer is

Q: DES security: Is there anything more you'd want to know?

A: Encryption: The standard for Data Encryption The Data Encryption Standard (DES) is an old symmetric…

Q: Authentication is a difficult issue to take on in the modern era of digital technology.

A: The terms "digital authentication" and "e-authentication," which refer to the procedure by which…

Q: Authentication-useful? Best authentication methods?

A: During authentication, the user or machine must verify its identity to the server or client.…

Q: Symmetric cryptography requires the parties encrypting and decrypting to share a key.

A: Intro Symmetric cryptography (sometimes known as symmetric-key encryption) is defined as follows:…

Q: Public key cryptography uses asymmetric encryption extensively.

A: Yes, that is correct. Public key cryptography, also known as asymmetric cryptography, uses two…

Q: Suppose we have a group of proposed talks with preset start and end times. Students of CSE340 were…

A: a) Let's consider a counterexample for the given algorithm. The proposed approach fails here because…

Q: Briefly explain cipher text

A: The ciphertext is basically an encrypted text converted from the plaintext by utilizing an…

Q: Define the term "root authority." Explain how it is used.

A: Intro If a certificate is issued by a trusted Certificate Root authority, it is called a Root SSL…

Q: What are the advantages of using telephone calls to get information?

A: Given that Clarify the benefits of collecting data through making telephone calls. Custome Research…

Q: Data Encryptions and Cryptography using playfair classical cipher algorithm,Decrypt the encrypted…

A: Question a. Using Playfair classical cipher algorithm, Decrypt the encrypted message "NVCZCRKAO".…

Q: Define integers and their role in mathematics. Provide examples of integers.

A: Given,Define integers and their role in mathematics. Provide examples of integers

Q: How did personal computers protect user data? Explain

A: Introduction:- Physical security was the only kind of protection available in the early days of…

Q: 5 important facts about French, please don’t plagiarize

A: French is a Romance languageFrench language derived from Vulgar Latin. Both Gaelic, the Celtic…