A user downloads an application from a website and intends to modify the application's code. Which of the following license types does the user need for this task?
An open-source license allows users to access, modify, and redistribute the application's source code legally.
Other options:
Proprietary licenses restrict code access,
Subscription-based refers to payment terms,
Perpetual allows indefinite use but doesn't grant modification rights.
A user is typing a document using a keyboard. Which of the following describes this action?
Typing on a keyboard provides input to the computer, allowing the user to enter data or commands.
Other options:
Storage saves data,
Output displays or presents data,
Processing manipulates data internally.
An employee is working on a database and wants to retrieve specific information. Which of the following should the employee use?
A query is used to retrieve specific information from a database by asking structured questions (typically using SQL).
Other options:
Big data refers to large, complex data sets,
Input refers to data entered into a system,
Scale relates to system growth or size.
Which of the following data types would be best for storing data representing a phone number?
A phone number is best stored as a string because it may include leading zeros, parentheses, dashes, or plus signs, which are not handled properly by numeric data types like integers or floats.
Other options:
Integer and float are numeric types unsuitable for formatted phone numbers,
Char holds only a single character.
A user wants to connect to a home's Wi-Fi from the basement but is unable to do so. Which of the following is a potential cause of the issue?
Interference from walls, floors, or other electronic devices can weaken Wi-Fi signals, making it difficult to connect from locations like a basement.
Other options:
Speed affects data transfer rate but not connection availability,
Synchronization relates to timing, not connection,
Permission would prevent connection if access credentials were incorrect, but the scenario implies a signal issue.
Bulah
14 hours agoCarlota
2 days ago