Computer Maintenance Networking and Cloud Computing 2023-24

Front

You just completed a contract setting up the network in a new 10-story office building for a commercial airline company. They are not happy with their VoIP service. You troubleshoot and determine you need to modify the QoS policies. Which type of traffic should have the highest priority?

Back

Voice

Front

Adelina works at an online retail company where weekend sales spike and generate increased network traffic. She is asked to investigate options to help alleviate network congestion inexpensively. Which solution will help mitigate the problem with relative ease? Options: Configure VLANs, Use CAT-7 cables, Upgrade the router, Use 10 Gbps Ethernet

Back

Upgrade the router

Front

What technology enables a faucet to notify you through your cell phone if it springs a leak?

Back

IoT

Front

Where can Nikita check to see if virtualization is enabled when she receives an error message while trying to create a virtual machine? Options: UEFI/BIOS, Control Panel, Device Manager, Programs and Features

Back

UEFI/BIOS

Front

A large corporation needs a high-speed network to test a product that will backup and restore terabytes of data. What type of network should they use? Options: LAN, MAN, PAN, SAN, WLAN

Back

SAN

Front

Reyad is preparing for a hands-on Linux exam. He wants to practice in an isolated environment on his computer because he does not want his live system to be negatively affected. Which of the following should he implement?
Cross-platform virtualization, Application virtualization, NIC virtualization, Sandbox

Back

Sandbox

Front

What type of cable do you need to connect the devices in the following network schematic: PC1 - - - - S1 - - - - R1 - - - - R2 - - - - S2 - - - - PC2? (XO = crossover, ST = straight-through)

Back

XO, XO, ST, XO, XO

Front

From Jochi's perspective, what type of cloud service does an online LMS represent?

Back

SaaS

Front

Online activity for a retail company rises dramatically in November and December. Which cloud computing feature allows them to automatically scale up or down their computing resources to meet demand?

Back

Rapid Elasticity

Front

Ibrahim is a computer teacher at a large high school with an 802.11n wireless network. They ask him to run a 1 Gbps Ethernet cable from a switch to a computer that happens to be 150 meters away. How should he best proceed? Options: Forgo the Ethernet cable and use a wireless extender, Forgo the Ethernet cable and use a wireless access point, Use two 75-meter-long cables with a switch in between, Use one Ethernet cable that is 150 meters in length

Back

Use two 75-meter-long cables with a switch in between