Application Architecture and Hosting Models

A business analyst is running a database that is stored on a system at one location. The analyst can update, add, and remove information from a software client installed on a workstation. Which of the following application architectures is being used?

• One-tier

• Two-tier

• Three-tier

• N-tier

Which of the following is a reusable computer code that runs a task based on provided input?

• Object

• Function

• Method

• Array

Which of the following operating systems is most likely to be installed on hardware that is designed for a specific function?

• Mobile

• Desktop

• Server

• Embedded

Which of the following is an application hosting model that focuses on cost saving, availability, and scalability?

• Local-hosted applications

• Client-server applications

An administrator is preparing a workstation for deployment. Which of the following is the first step the administrator should take in this process?

• Enable the host firewall

• Install OS updates

• Change the default administrator password

• Remove unnecessary software

A computer technician is installing a keyboard for a desktop computer. Which of the following ports should the technician use? (Select two)

• DVI

• VGA

• RJ45

• USB

• PS/2

Which of the following is the best course of action to take to protect against data loss if a laptop is stolen?

• Enable multi-factor authentication

• Enable full disk encryption

• Enable a password-protected screensaver

• Disable a Bluetooth adapter

Which of the following is an advantage to using an IoT thermostat compared to a standard thermostat?

• Connecting with a USB cable

• Adjusting the temperature from a smartphone

• Using a touch screen wall thermostat

• Running a heating/cooling schedule

Which of the following are considered PII? (Select two)

• Passport number

• Place of birth

• Favorite color

• Government ID number

• Religion

Which of the following explains why a server would have multiple power supplies installed?

• To provide additional power

• To dedicate to the northbridge

• To eliminate a single point of failure

• To allow use with 110V or 220V