Personal Devices
Which of the following devices is most likely to have a GPS for navigation?
E-reader
Smartphone
Workstation
Server
Smartphone
Which of the following network types is typically more susceptible to interference?
Fiber optic
Powerline communication
Wireless
Wired Ethernet
Wireless
What is the main characteristic of volatile storage?
It retains data without power.
It requires a continuous power supply to retain data.
It is used for permanent storage.
It is slower than non-volatile storage.
It requires a continuous power supply to retain data.
The cloud stores information up in the atmosphere.
True
False
False
Which of the following best describes an IP address?
A unique identifier used to locate a device on a network.
A protocol used to encrypt data during transmission.
A type of physical hardware used to connect devices.
A service used for routing emails across the internet.
A service used for routing emails across the internet.
NFC is typically used for:
Streaming high-definition video content
Quick data exchange over short distances
Long-range communication between devices
Transmitting data through Ethernet cables
Quick data exchange over short distances
Which type of network is typically used to connect devices within a single building or campus?
LAN
MAN
PAN
WAN
LAN
Which of the following is a disadvantage of HDDs compared to solid-state drives?
Higher cost
Larger storage capacity
More durable
Slower data access and retrieval
Slower data access and retrieval
Which cloud deployment model is most likely to be used by a government agency requiring high levels of security and control over data?
Public Cloud
Hybrid Cloud
Private Cloud
Community Cloud
Private Cloud
What best describes a VPN?
A technology that restricts access to a specific network based on user credentials.
A service that encrypts internet connections to secure data and provide privacy while browsing.
A tool used for boosting internet speed and performance.
A service that provides cloud storage and file-sharing capabilities.
A service that encrypts internet connections to secure data and provide privacy while browsing.
Which of the following IoT devices could help reduce energy consumption in a home?
Smart fridge
Smart thermostat
Smart TV
Smart speaker
Smart thermostat
What feature does a router have that a switch typically does not?
MAC address filtering
IP routing capabilities
Data forwarding within the same network
Physical port connections
IP routing capabilities
What is a file server primarily used for?
File sharing
Web hosting
Media streaming
Gaming
File sharing
What is a potential disadvantage of using a public cloud model?
Limited control over data and infrastructure
High costs for low-volume users
Difficulty integrating with on-premises systems
Limited scalability
Limited control over data and infrastructure
Which protocol is most commonly used for live video streaming?
FTP
TCP
UDP
NTP
UDP
Which of the following technologies has the shortest communication range?
Wi-Fi
Bluetooth
NFC
Ethernet
NFC
What type of device forwards data packets between different computer networks?
Modem
Switch
Router
Hub
Router
What type of memory is primarily used in SSDs?
Volatile memory
Flash memory
Magnetic memory
Optical memory
Flash memory
A business using Microsoft 365 for productivity tools like Word and Excel is utilizing which service model?
IaaS
PaaS
SaaS
BaaS
SaaS
What is the primary function of an SFP (Small Form-factor Pluggable) module
Connect a monitor to a computer
Convert Ethernet signals into wireless signals
Boost the wireless range of a Wi-Fi network
Connect networking equipment to fiber optic or copper cables
Connect networking equipment to fiber optic or copper cables
What is NOT a common communication protocol used by IoT devices?
Z-ree
Zigbee
Z-wave
BLE
Z-ree
Which of the following is true about a switch?
It forwards data packets to all connected devices.
It filters and forwards data to a specific destination within a LAN.
It connects multiple networks and determines the best path for data.
It converts digital signals to analog for internet access.
It filters and forwards data to a specific destination within a LAN.
Which of the following best describes a "write" operation?
It retrieves data for processing.
It calculates input output operations per second.
It updates or stores information on a storage device.
It measures the speed of data transfer.
It updates or stores information on a storage device.
What is a common reason for an organization to adopt a hybrid cloud model?
To reduce the cost of hardware maintenance
To improve control and customization of all resource
To combine safe on-premises infrastructure with scalable cloud resources
To operate independently without external support
To combine safe on-premises infrastructure with scalable cloud resources
An organization is looking for a service that provides servers, storage, and networking with the most control over their software stack. Which service model should they choose?
SaaS
PaaS
BaaS
IaaS
IaaS