1.
Is a long-range, electronic device used for mobile telecommunications over a cellular network of specialized base stations known as cell sites.
Explanation
A mobile phone is a device that allows for long-range communication through electronic means. It operates using a cellular network, which consists of various cell sites or base stations. These base stations enable the phone to connect to the network and communicate with other mobile phones or devices. Overall, a mobile phone is a portable device that enables wireless telecommunications over a cellular network.
2.
Is a portable device which has a storage capacity of 20GB. Some come with a 4.3" LCD touch screen that handles 16 million colours.
Explanation
The given correct answer, "multimedia player," is an appropriate explanation for the description provided. The device is described as portable and having a storage capacity of 20GB, indicating its ability to store and play various types of multimedia content such as music, videos, and photos. Additionally, the mention of a 4.3" LCD touch screen capable of displaying 16 million colors further supports the idea that this device is specifically designed for multimedia playback.
3.
A serial port is also known as the printer port.
Correct Answer
B. False
Explanation
A serial port is not known as the printer port. A serial port is a type of computer interface that allows data to be transferred one bit at a time, whereas a printer port is a parallel port that is specifically designed for connecting printers to a computer. Therefore, the statement is false.
4.
FireWire is one of the slowest peripheral standards ever developed, which is not ideal with multimedia peripherals such as digital video cameras and other high-speed devices like the latest hard disk drives and printers.
Correct Answer
B. False
Explanation
The statement is false because FireWire is actually one of the fastest peripheral standards ever developed. It is ideal for multimedia peripherals such as digital video cameras and high-speed devices like the latest hard disk drives and printers. FireWire provides high data transfer rates and is commonly used in professional audio and video production.
5.
This type of port is intended to replace many varieties of serial and parallel ports.
Correct Answer
USB port
Explanation
A USB port is designed to replace multiple types of serial and parallel ports. It offers a more versatile and standardized connection for various devices, such as printers, scanners, keyboards, and external storage devices. With a USB port, users can easily connect and use different devices without the need for specific ports for each device, making it a convenient and widely adopted solution in modern computers and electronic devices.
6.
Speech recognition converts spoken words to machine-readable input.
Correct Answer
A. True
Explanation
Speech recognition technology is designed to convert spoken words into a format that can be understood and processed by machines. This allows the machine to interpret and analyze the spoken input, enabling various applications such as voice assistants, transcription services, and voice-controlled systems. Therefore, the statement that speech recognition converts spoken words to machine-readable input is accurate and true.
7.
Screen reader is a software application that attempts to identify and interpret what is being displayed on the screen.
Correct Answer
A. True
Explanation
A screen reader is a software application that helps individuals with visual impairments by reading aloud the content displayed on a computer screen. It uses optical character recognition and other techniques to interpret the text and images on the screen, converting them into synthesized speech or Braille output. This enables visually impaired individuals to access and navigate through digital content, such as websites, documents, and applications. Therefore, the statement "Screen reader is a software application that attempts to identify and interpret what is being displayed on the screen" is true.
8.
The transfer rate of a network is measured in _______________
Correct Answer
bps
bits per second
Explanation
The transfer rate of a network is measured in bps, which stands for bits per second. This unit represents the number of bits that can be transmitted or received in one second. It is commonly used to quantify the speed at which data can be transferred over a network connection.
9.
An intranet is a network that uses Internet protocols to securely share any part of an organization's information or operational systems outside that organization. .
Correct Answer
B. False
Explanation
An intranet is a network that uses Internet protocols to securely share any part of an organization's information or operational systems within that organization, not outside of it. Therefore, the correct answer is False.
10.
Is a form of real-time communication between two or more people based on typed messages.
Correct Answer
Instant Messages
Explanation
Instant Messages are a form of real-time communication between two or more people based on typed messages. This means that individuals can send and receive messages instantly, allowing for quick and efficient communication. Instant messaging is often used for both personal and professional purposes, providing a convenient way to connect with others and exchange information in real-time.
11.
A major advantage of VoIP is that it avoids the tolls charged by ordinary telephone charges.
Correct Answer
A. True
Explanation
VoIP (Voice over Internet Protocol) is a technology that allows voice communication over the internet instead of traditional telephone lines. One of the major advantages of VoIP is that it avoids the tolls charged by ordinary telephone charges. Unlike traditional telephony, where long-distance or international calls can be expensive, VoIP allows users to make calls over the internet without incurring additional charges. This cost-saving aspect of VoIP makes it an attractive option for businesses and individuals looking to reduce their communication expenses. Therefore, the statement "A major advantage of VoIP is that it avoids the tolls charged by ordinary telephone charges" is true.
12.
RSS stands for Right Simple Syndication.
Correct Answer
B. False
Explanation
The statement is incorrect. RSS stands for Really Simple Syndication, not Right Simple Syndication. RSS is a technology used to distribute and gather web content from various sources in a standardized format, allowing users to easily access and stay updated with their favorite websites or blogs.
13.
Is a type of website usually maintained by an individual with regular entries of commentary, descriptions of events, or other material such as graphics or video.
Correct Answer
Web Log
Blog
Explanation
A web log, also known as a blog, is a type of website that is typically managed by an individual. It contains regular entries that can include commentary, descriptions of events, graphics, videos, and other materials. Blogs are commonly used for personal or professional purposes, allowing individuals to share their thoughts, experiences, and expertise with others.
14.
Is a series of digital media files (either audio or videos) that are released episodically and downloaded through web syndication.
Correct Answer
Podcast
Explanation
A podcast is a series of digital media files, such as audio or video, that are released episodically and can be downloaded through web syndication. This means that podcasts are regularly released in episodes and can be subscribed to and downloaded by users through platforms like iTunes or Spotify. Podcasts have gained popularity as a form of entertainment and education, allowing listeners to access a wide range of topics and content on-demand.
15.
Social Networking websites focuses on building online communities of people who share interests and/or activities, or who are interested in exploring the interests and activities of others.
Correct Answer
A. True
Explanation
Social networking websites are designed to connect individuals with common interests or activities, allowing them to interact and share information online. These platforms provide a space for people to build communities and explore the interests and activities of others. Therefore, the statement that social networking websites focus on building online communities of people who share interests and/or activities is true.
16.
Is an online discussion site where people meet to discuss certain topics.
Correct Answer
Internet Forums
Explanation
Internet forums are online platforms where individuals gather to engage in discussions about specific topics. These forums provide a space for users to share their thoughts, ask questions, and interact with others who have similar interests or expertise. Participants can create new discussion threads or contribute to existing ones, fostering a sense of community and knowledge-sharing. Internet forums have become popular for various purposes, including seeking advice, sharing information, and building online communities around shared interests.
17.
A firewall is a part of a computer system or network that is designed to give access to all users.
Correct Answer
B. False
Explanation
A firewall is not designed to give access to all users. Instead, it is designed to restrict access and control the flow of network traffic. Its purpose is to protect the computer system or network from unauthorized access and potential threats by filtering incoming and outgoing traffic based on predetermined security rules.
18.
Is the science of designing the job, equipment, and workplace to fit the worker. Proper design is necessary to prevent repetitive strain injuries (RSI).
Correct Answer
Ergonomics
Explanation
Ergonomics is the science of designing the job, equipment, and workplace to fit the worker. It focuses on creating a comfortable and efficient work environment that reduces the risk of repetitive strain injuries (RSI). By considering factors such as posture, movement, and equipment design, ergonomics aims to optimize human performance and well-being in the workplace.