Answer:
Yes, usen check boxes, text boxes, or other can control the type of entry
Explanation:
Using a check box, you can force the user to select just options presented in the list.
If the data to insert is a data, its usefull to use a calendar widget to avoid bad data input a to make sure the format is correct.
In a text box, yo can you if the typing text is numeric or alphanumeric.
Basically, the GUI is simple to use and can restric the data entry only to the preassigned options.
Answer: Application layer
Explanation:
Application layer of OSI(Open system interconnection) that is responsible for interfacing the communication with the user by displaying information or message. It maintains the transmission of file and assessment, emailing faculty, using network services etc.
- According to the question,if any Skype user has complain regarding video call drop while conferencing then application is responsible to solve the issue.
- This layer will be the starting point of troubleshoot by approaching to network resources.As call drop can occur due to network service, congestion or resource issue.
If we talk about switch Cisco 2960, you must use a console connection instead telnet or ssh to initially configure the switch because, it has no networking services configured when it's first placed and there are no IP addressing parameters configured.