Answer:
B. Process, group of techniques
Explanation:
Data warehousing simply means storing large amounts of data from multiple sources to a central "warehouse" to be analyzed or simply stored for later. Data mining on the other hand involves discovering patterns in sets of data to make better decisions. Analyzing data with a group of techniques like statistics and machine learning.
Answer:
Errors.
Explanation:
Angelika should focus on fixing the errors so that her ads can be shown. Because of the errors the code will not compile fully either be it run time error or compile time error or syntax error or any other error.
Warnings shows the potential problems but the code will run even if there are warnings and the notifications are not to worry about.
Answer:
wireless connection
Explanation:
key point worth noting : reduces some unnecessary cost
As the Head of IT unit your Head of Department, I will recommend that wireless connection should put in place. wireless connection will reduce cost of laying wires to different department of the Local Government Authority and also save record time that would have been used up during the installation.
Major benefits of wireless networking
1. Increased network coverage: wireless networks can be used to reach places in Local Government Authority office that are not accessible for wires and cables.
2. Improved Scalability: Wireless systems can be configured to meet the needs of specific departments of the Local Government Authority. These can be easily modified and scaled depending on each department’s needs.
3. Lower overall cost:Wireless Networking is relatively less costlier than wired Networks since no cables is required between the devices as well as lower long-term costs due to lesser maintenance fees since there is less equipment.
Answer:
Option(d) i.e "storing a float in an int" is the correct answer for the given question.
Explanation:
- Typecast is used for the changing the one datatype to the another datatype Their are two types of casting
1 implicit
In this typecast we change the smaller datatype into the larger datatype.
For example
int to float
2 Explicit
In this typecast we change the larger datatype into the smaller datatype in an explicit manner.
For example
float to int.
- in the given question we required the casting in the option(d) i.e "storing float in an int" That's why this option is correct and all other options are incorrect.
1. D you can't change the lens. Point and shoot cameras have a fixed lens so you don't need to change them.
2. C D-SLR. They have fast shutter and focus speeds for photography. They are used in a lot of professional settings.
