AWS Practice Test 2 Flashcards
What is a DDoS attack?
In a distributed denial-of-service (DDoS) attack, a type of cyberattack, an attacker overwhelms a website, server, or network resource with malicious traffic. As a result, the target crashes or is unable to operate, denying service to legitimate users and preventing legitimate traffic from arriving at its destination.
_____ helps take the complexity out of coding by providing Java APIs for many AWS services including Amazon S3, Amazon EC2, DynamoDB, and more
SDK
What is an SDK
Software Development Kit
What is an API
Application Programming Interface
______ is a set of rules and specifications used to enable communication between different software components or applications.
API
______ is a secure, durable, and extremely low-cost cloud storage service for data archiving and long-term backup. Customers can store data for as little as $0.004 per gigabyte per month, a significant savings compared to on-premises solutions.
Glacier
______ is a web service that makes it easier to set up, operate, and scale a relational database in the cloud
RDS
What is RDS
Relational Database Service, is a managed database service provided by Amazon Web Services (AWS) that simplifies the setup, operation, and scaling of a relational database in the AWS cloud.
______ is the most widely adopted open source relational database and serves as the primary relational data store for many popular websites, applications, and commercial products. … AWS supports MySQL in a variety of ways, including a fully managed database service, Amazon Relational Database Service (RDS) for MySQL
MySql
What is a relational database?
A relational database is a type of database that organizes data into tables with rows and columns, where each table represents a specific entity and its attributes.
______ is a fully managed, MySQL- and PostgreSQL-compatible, relational database engine. It combines the speed and reliability of high-end commercial databases with the simplicity and cost-effectiveness of open-source databases.
Aurora
What is an open-source database?
An open-source database is a database management system (DBMS) whose source code is publicly available for anyone to view, modify, and distribute.
What is DBMS?
Database Management System
______ is an advanced database server for managing relational and XML data. AWS may provide IBM with certain information related to your use of Amazon EC2 running IBM.
DB2
A simple and English-like language, ______ facilitates the creation of data sets and tables while providing the means to access and manipulate the data contained inside.
SQL
______ is a popular open source relational database created by the original developers of MySQL. Amazon RDS makes it easy to set up, operate, and scale MariaDB deployments in the cloud. With Amazon RDS, you can deploy scalable MariaDB databases in minutes with cost-efficient and resizable hardware capacity.
MariaDB
______ is a special type of virtual appliance that is used to create a virtual machine within the Amazon Elastic Compute Cloud (“EC2”). It serves as the basic unit of deployment for services delivered using EC2.
AMI
What is AMI?
An Amazon Machine Image (AMI) is a template used to create virtual servers (Amazon Elastic Compute Cloud or EC2 instances) in the Amazon Web Services (AWS) environment.
It contains a root volume template, launch permissions, and block device mapping, providing the necessary information to launch an instance in the AWS cloud.
AMIs can include the operating system, application server, applications, and related configurations, making it faster and easier to set up servers on AWS.
What does AMI stand for?
Amazon Machine Image
What does EC2 stand for?
Elastic Compute Cloud
What is EC2?
Amazon EC2, or Elastic Compute Cloud, is a web service provided by Amazon Web Services (AWS) that offers scalable and resizable virtual servers in the cloud.
These virtual servers, known as EC2 instances, are pre-configured with operating systems and additional software, allowing users to launch and manage virtual machines without handling the underlying infrastructure.
EC2 instances provide various configurations of CPU, memory, storage, networking capacity, and graphics hardware, enabling users to scale resources up or down based on demand.
What is a server?
An internet server, often referred to as a web server, is a computer system that stores, processes, and delivers web content such as web pages, applications, images, and videos across the internet. It acts as the backbone of website hosting and data delivery, making it possible for people to access websites anytime, anywhere.
______ is a monitoring service for AWS cloud resources and the applications you run on AWS. You can use ______ to collect and track metrics, collect and monitor log files, set alarms, and automatically react to changes in your AWS resources.
Amazon Cloudwatch
What is Amazon Elastic Map Reduce?
Amazon EMR is a web service that enables businesses, researchers, data analysts, and developers to easily and cost-effectively process vast amounts of data.
EMR utilizes a hosted Hadoop framework running on Amazon EC2 and Amazon S3.
Most commonly used for log analysis, financial analysis, or extract, translate and loading (ETL) activities.
What does EMR stand for?
Elastic Map Reduce
What is Amazon Athena?
Amazon Athena is an interactive query service that makes it easy to analyze data in Amazon S3 using standard SQL.
Athena is serverless, so there is no infrastructure to manage, and you pay only for the queries that you run.
What are 6 advantages of cloud computing?
1) Trade capital expense for variable expense
2) Massive economies of scale
3) Stop guessing capacity
4) Increase speed and agility
5) Stop spending money on running and maintaining data centers
6) Go global in minutes
What are data centers?
A data center is a facility that houses computing equipment and related hardware, such as servers, storage drives, and network equipment, to store and process digital data.
What are web services?
A web service is any piece of software that makes itself available over the internet and uses a standardized format - such as Extensible Markup Language (XML) or JavaScript Object Notation (JSON) for the request and response of an application programming interface (API) interaction
What are the 3 ways to interact with AWS?
1) AWS Management Console
2) Command Line Interface (AWS CLI)
3) Software Development Kits (SDK)
What is AWS CAF?
Cloud Adoption Framework provides guidance and best practices to help organizations build a comprehensive approach to cloud computing across the organization and throughout the IT lifecycle to accelerate successful cloud adoption.
AWS CAF is organized into 6 “perspectives”
Perspectives consist of sets of “capabilites”
What are the 6 AWS CAF perspectives?
1) People
2) Business
3) Governance
4) Platform
5) Security
6) Operations
Which S3 storage class is best for data with unpredictable access patterns?
A. Amazon S3 Intelligent-Tiering.
B. Amazon S3 Glacier Flexible Retrieval.
C. Amazon S3 Standard.
D. Amazon S3 Standard-Infrequent Access.
A) Amazon S3 Intelligent-Tiering
