How does ScrollSpy behave in a Bootstrap page with dynamic content that affects layout height?
- Adjusts dynamically
- Scrolls to the top
- Ignores dynamic changes
- Requires manual update
ScrollSpy dynamically adjusts to changes in layout height, ensuring accurate navigation.
Which routing technique is more flexible and can adapt to changes in the network layout, like link failures?
- Default Routing
- Dynamic Routing
- Hybrid Routing
- Static Routing
Dynamic routing is more flexible and can adapt to changes in the network layout, such as link failures, by dynamically updating routing tables.
SNMP traps are used for what purpose in network management?
- Device configuration
- Real-time event notification
- Long-term event storage
- Network topology discovery
SNMP traps are used for real-time event notification in network management, allowing devices to send asynchronous alerts to a central management system.
A company is experiencing frequent network issues. They need a solution to proactively monitor and identify potential problems before they affect operations. What type of system should they implement?
- SNMP
- NMS (Network Management System)
- Syslog
- SMTP
The company should implement a Network Management System (NMS) to proactively monitor and identify potential network problems before they affect operations. NMS provides comprehensive monitoring and management capabilities.
An organization is concerned about VLAN hopping attacks. What configuration should be implemented to prevent this security threat?
- Private VLANs
- VLAN Access Control Lists (VACLs)
- VLAN Pruning
- VLAN Trunking Protocol (VTP)
Private VLANs should be implemented to prevent VLAN hopping attacks by restricting communication between certain VLANs within the same broadcast domain.
A company is expanding its office to another floor. They need a device to connect these two networks efficiently while managing traffic. Which device should be implemented?
- Bridge
- Hub
- Router
- Switch
A router is the most suitable device for connecting two networks efficiently, managing traffic, and providing inter-network communication.
What is the primary purpose of using modals in Bootstrap?
- Displaying additional content
- Creating responsive layouts
- Handling form submissions
- Showing pop-up dialogs
Modals in Bootstrap are primarily used for displaying pop-up dialogs, prompting users for input, or showing additional content without navigating away from the current page. They are useful for creating interactive and user-friendly interfaces.
How can you trigger an alert to close automatically in Bootstrap?
- Using JavaScript/jQuery
- Adding the "alert-dismissible" class
- Setting a timer with the "data-dismiss" attribute
- Pressing the "ESC" key
To make an alert close automatically in Bootstrap, you can set a timer using the "data-dismiss" attribute. This attribute specifies the duration (in milliseconds) for which the alert will be visible before closing.
How do you ensure your custom styles override Bootstrap's default styles?
- Use !important in your custom styles
- Increase specificity of your custom styles
- Add custom styles after Bootstrap's stylesheet link
- Use inline styles for custom elements
When dealing with CSS specificity, increasing the specificity of your custom styles is the recommended approach. This ensures that your styles take precedence over Bootstrap's default styles. Using !important is discouraged as it can lead to maintenance issues. Inline styles are generally avoided for global styling.
How can you use JavaScript to dynamically add or remove tabs in a Bootstrap tab component?
- AddTabs();
- TabControl();
- AlterTabs();
- ModifyTabs();
To dynamically add or remove tabs in a Bootstrap tab component using JavaScript, you can utilize the AddTabs() function. This function adds tabs dynamically. The other options are incorrect.
How do you trigger a Bootstrap animation on an element when it becomes visible in the viewport?
- animate-visible
- on-viewport-animate
- animate-on-visible
- visibility-animation
To trigger a Bootstrap animation when an element becomes visible in the viewport, you should use the animate-on-visible class. This class ensures that the animation is activated when the element enters the user's viewport, providing a seamless user experience.
If you need to design a navigation bar that changes layout in mobile views, which Bootstrap classes would you use?
- navbar, navbar-expand-md, navbar-light, bg-light
- navbar, navbar-toggle, navbar-inverse, bg-dark
- navbar, navbar-expand-lg, navbar-dark, bg-dark
- navbar, navbar-collapse, navbar-light, bg-light
To create a responsive navigation bar in Bootstrap that adapts to mobile views, you would use the navbar, navbar-expand-md, navbar-light, and bg-light classes. These classes help in creating a navigation bar that expands on medium-sized screens and has a light background.