Ace prep Exams

Consists of public and private keys The public key is made public by publishing to a directory or installed on a computer. The private key is kept secret Does not involve exchanging a secret key or key exchange The public key is used to encrypt messages only the recipients private key can decrypt Asymmetric Cryptography Slower then Symmetric algorithms provides a secure way to communicate provides a method of validation Non-repudiation Disadvantages and Advantages of Asymmetric Crypto ...

Most primitive of cryptographic algorithms, substitutes one character of cipher text for each character of plain text. Includes Caesar Cipher Atbash Cipher Affine Cipher Rot13 Cipher Mono-Alphabet Substitution First used by Julius Caesar Every letter is shifted a fixed number of spaces to the left or right the alphabet. Caesar Cipher Hebrew Code substitutes the first letter of the alphabet for the last, and the second letter for the second to last. Simply reverses the alphabet Atbash C...

HMIS Health Management Information Systems ePHI Electronic Personal Health Information HMIS Moving toward creating electronic health records (EHR) has put pressure on organizations to expedite methods to share the information across ___. language interface vendors Health Management Information Systems experience information exchange challenges from: 1. Lack of common technical ___________ 2. Lack of common _______ among various healthcare information systems 3. An inability to share da...

Which of the following can be a responsibility of a systems administrator? setting up new user accounts and machines maintaining servers troubleshooting user issues all of the above all of the above; A systems administrator has a wide range of responsibilities; this can include, but is not limited to, setting up new user accounts and machines; maintaining servers; and troubleshooting user issues. Which of the following make up IT infrastructure? hardware and software network operating ...

What encompasses the software, hardware, network, and services required for an organization to operate in an enterprise IT environment? IT infrastructure Software or a machine that provides services to other software or machines Server What are the three most common server form factors? Tower, Rack, and Blade What does KVM stand for? Keyboard Video Mouse What can be connected to multiple computers, and allows someone to use those computers with one keyboard, one mouse, and one monitor? KVM...

How can you recover from an unexpected data loss event? Check all that apply Recover data from damaged devices; If a hard drive or device becomes damaged or fails, you can attempt to recover data using specialized software. If data becomes corrupt or gets deleted, you can also restore the data from backup. restore data from backups Where is it best to store backups, physically? across multiple locations; backups should be stored in multiple physical locations to reduce the risk of a catast...

You're doing systems administration work for Network Funtime Company. Evaluate their current IT infrastructure needs and limitations, then provide at least five process improvements and rationale behind those improvements. Write a 200-400 word process review for this consultation. Remember, there's no right or wrong answer, but make sure to provide your reasoning. Software Company: Network Funtime Company is a small company that builds open-source software. The company is made up softwar...

You're doing systems administration work for Network Funtime Company. Evaluate their current IT infrastructure needs and limitations, then provide at least five process improvements and rationale behind those improvements. Write a 200-400 word process review for this consultation. Remember, there's no right or wrong answer, but make sure to provide your reasoning. Software Company: Network Funtime Company is a small company that builds open-source software. The company is made up softwar...

What does a directory server provide? a lookup service for an organization; A directory service allows members of an organization to lookup information about the organization, like network resources and their addresses. What benefits does replication provide? Check all that apply. redundancy; Directory server replication grants you redundancy by having multiple copies of the database being served by multiple servers. The added servers that provide lookup services also reduce the latency for...

Contains a lookup service that provides mapping between network resources and their network addresses Directory Server Active Directory stores a ____________________________ of the password. One-way cryptographic hash This method of authentication can employ the help of security protocols like TLS. Requires the client and the directory server to authenticate using some method. One of the most common methods is using Kerberos. SASL Authentication. Passwords can be easily turned into a ____...