A
One of the most important components of a computer is storage. All computers have ways to work with and store data. When a computer manipulates data, it places it in a short-term storage location. When a computer stores data, it is placed in a long-term storage location. What are the two terms we use for a short-term and long-term storage location? (Select two.)
The cloud
Flash
Volatile storage
Cache
Non-volatile storage
You have just connected a new USB device to your Windows system. You used the installation disc that came with the device to install the drivers needed to support the device. After the installation, the system frequently crashes when you try to access the new device.
Which of the following steps would MOST likely resolve this issue?
Download and install the latest driver from the manufacturer's website.
Run the Add Legacy Hardware wizard and manually configure the device.
Replace the device itself.
Remove and then reinstall the device.
Which motherboard component provides functions that might otherwise require an expansion card?
BIOS
Chipset
I/O Ports
PCB
Which display connection type uses a 15-pin connector?
DVI-A
HDMI
VGA
DVI-D
Multiple computers configured to be able to communicate and share information with each other form a ____________.
Group
Family
Commune
Network
What are the advantages of a switch on an enterprise network over a switch on a SOHO (Small Office Home Office) network? (Select two.)
A switch on an enterprise network can provide 20 or more ports.
A switch on an enterprise network can both transfer data between networks and transfer data between devices on the network.
A switch on an enterprise network can be interconnected to other switches to support hundreds of connections.
A switch on an enterprise network can process data into 1s and 0s faster.
A switch on an enterprise network provides safer filtering of malicious data entering the network.
You are upgrading your computer system by adding more RAM. You purchase two 4GB sticks of RAM and install them on your computer. After booting up the system, you find that only 4GB is recognized. Which of the following is the MOST likely reason for this?
You are using Windows 10.
The computer is a 32-bit system.
You are using Windows 7.
The computer is a 64-bit system.
Which of the following interfaces provides the best performance for an SSD?
PCI
SATA
M.2
USB
Which of the following are examples of newer devices that are often automated using (Internet of Things) IoT technology? (Select three.)
Security systems
Home appliances
Printers
Streaming media devices
Computer monitors
Headsets
Tablets
Which of the following is a wired networking method most commonly used today by desktop PCs and other network devices to connect to a local area network?
Token Ring
802.11n
ArcNet
Ethernet
Bluetooth
What protocol is used to send email messages from a mail client to a mail server?
FTP
POP3
SMTP
IMAP
SNMP
Which of the following 802.11 standards measures its maximum transfer rate in Gbps (gigabytes per second)?
802.11a
802.11g
802.11ac
802.11n
Which of the following is responsible for verifying that all required components are operating properly before allowing the operating system to begin loading?
CPU
GPU
BIOS
RAM
Which of the following reflects the inverted hierarchical tree structure of Domain Name System (DNS) servers?
Fully qualified domain name (FQDN)
HyperText Transfer Protocol (HTTP)
Dynamic Host Configuration Protocol (DHCP)
Internet Message Access Protocol (IMAP)
What is the maximum supported transfer rate for the IEEE 1394b standard?
400 Mbps
480 Mbps
800 Mbps
5 GBps
Rico, a technician, works for a manufacturer that has been experiencing power outages at one of their warehouses. The warehouse has a number of IP-based security cameras. After the last power outage, the cameras are all powered on but are not accessible from the security office. Which of the following is MOST likely the cause?
The wireless router was damaged in the outage and requires a firmware upgrade.
All the cameras were damaged in the power outage.
The wireless router reset to a default protocol that is not compatible with the cameras.
The wireless router has either not reconnected to the network or the cameras are not reconnecting.
What is a disadvantage of using the cloud for data storage?
Cloud storage allows you to save files to the internet.
You can access files from any computer with an internet connection.
Cloud storage can fulfill the requirements for offsite backups.
Cloud storage backups require a reliable internet connection.
A small business has doubled in size over the past year. The IT consultant for the company is recommending the addition of a computing device that will provide central access to business resources. Which of the following describes the type of device needed?
Network Server
Laptops for each employee
Tablets for each employee
Business-class workstations
You've just finished installing a wireless access point for a client. Which action best protects the access point from unauthorized tampering with its configuration settings?
Disabling DHCP
Implementing MAC address filtering
Changing the default administrative password
Disabling SSID broadcast
Which of the following components is NOT required to create a network?
Network interfaces
Computer systems
Network media
Wireless adapter
What term is used to describe small portable non-volatile data storage devices that use flash memory modules and easily connect to a variety of devices?
Flash drives
2.5-inch solid state drives
2.5-inch hard drives
Floppy disks
Diane is in the market for a new computer; she is part of a mobile sales team. She needs a computer that is very portable, can be used to give presentations, and is able to remotely connect to her main office to pull important sales reports. What is a good computer choice for Diane?
A tablet
An all-in-one desktop
A laptop
A full desktop
A user read their work email from their home computer and when they returned to work the next day and accessed the email server, all of their email was missing. Which of the following protocols removes mail from a mail server?
SMTP
POP3
IMAP
HTTPS
A service that lets you store data in a remote location over the Internet is called _____________.
Cloud storage
Online repository
Database
Internet backup
Which of the following connectors are used to terminate a Cat 5e and Cat 6a network cable?
LC
RJ-45
BNC
RJ-11