30 Questions
What is one of the advantages of cloud storage?
Access anywhere at any time with a device and internet
What is a disadvantage of cloud storage?
It is affected by slow or unstable internet
What technology do Bluetooth and Wifi use to avoid interference?
Spread spectrum technology
What is a characteristic of Wifi compared to Bluetooth?
It has a longer range and faster data transfer rates
What is the purpose of satellites in communication?
To receive and transmit data in Earth's orbit
What happens if a cloud storage company fails?
All backup data may be lost
What is the primary function of a Repeater in a network?
To boost signal in a hub before sending to all devices
What is the main difference between a Bridge and a Router?
A Bridge connects LANs with same protocol, while a Router connects LANs with different protocols
What is the purpose of a Network Interface Card (NIC)?
To allow connection to a network with a unique MAC address
What is the primary function of a Wireless Access Point (WAP)?
To allow a device to access a LAN without a wired connection
How do computers on the same network resolve data packet delivery?
Using the MAC address of the destination computer
What is the purpose of CSMA/CD in Ethernet?
To resolve collision in a network
What is the main characteristic of bit streaming in video transmission?
Transmitting a contiguous sequence of digital bits
What is the purpose of buffering in bit streaming?
To preload the video before playback
What happens when transmission from the server to the buffer is slower than the buffer to the media player?
Lags occur during playback
What is the main difference between on-demand streaming and real-time streaming?
On-demand streaming allows for pause and rewind, while real-time streaming does not
What is the purpose of the transmission control protocol (TCP)/internet protocol (IP) in the internet?
To enable communication between devices on the internet
What is the main characteristic of a hybrid livestream?
A live broadcast that allows for pause and rewind
What happens when the top glass layer of a capacitive touch screen is touched?
The coordinates where the screen was touched are determined by an on board microprocessor.
Which type of touch screen technology allows for multi-touch capability?
Capacitive touch screen
What is a drawback of resistive LCD touch screens?
Screen visibility is poor in strong sunlight.
What is a benefit of capacitive touch screens?
Screen visibility is good even in strong sunlight.
What is a feature of capacitive touch screens?
Allows use of bare fingers only as the form of input.
What is a benefit of resistive LCD touch screens?
Relatively inexpensive technology.
What is one of the primary reasons for having ethics in computer use?
To help stop the misuse of computers and keep users safe
Why is it important for professionals to join a professional ethical body?
To have a set of guidelines to follow, ensuring standards and reputation
What is the primary goal of IEEE's ethical initiatives?
To raise awareness of ethical issues and promote ethical behavior
What is one of the benefits of joining a professional ethical body, such as the BCS?
Help and support, including legal services
What is the purpose of the BCS code of conduct?
To provide guidelines for professionals to follow
Why is it important for professionals to follow ethical guidelines?
To ensure clients and staff know the standards being followed
Test your knowledge of the benefits and drawbacks of cloud computing, including its accessibility, storage capacity, and potential risks. Evaluate your understanding of this technology and its impact on data storage and management.
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