Answer:
You use an append query when you need to add new records to an existing table by using data from other sources. If you need to change data in an existing set of records, such as updating the value of a field, you can use an update query.
Answer:
The correct answer to the following question will be option C.
172.16.80.1-172.16.87.254
Explanation:
IP Address: IP Address stands for Internet Protocol Address, a unique numerical label allotted to every computer network that are connected to the network of the computer and communicate through the internet protocol.
- An IP address can be separated by periods and having four numbers that are called Octet. Range of IP address can be from 0 to 255.
- We have to keep the first 21 bits and start setting all from the 22nd bit on to 0 (zero).
- To get the suitable and the correct range of the address, we add and subtract 1 from the given broadcast address i.e.,172.16.85.0/21.
So, option C is the right answer and no other option is usable according to the given explanation and the address given by the administrator.
Answer:
"Store date, intermediate results, and instructions (program."
Explanation:
"CPU is considered as the brain of the computer. CPU performs all types of data processing operations. It stores data, intermediate results, and instructions (program). It controls the operation of all parts of the computer."
Answer:
d. Text(100)
Explanation:
The data extensions can be defined as the table with the fields of the data about contacts. It can be related to some other data extensions or can be a standalone.
In the context, the Northern Trail Outfitters stores the Last Name in the data extension which is defined as a text file as Text(100).
Choosing a proper field length and a data type ensures an efficient storage as well as retrieval of the data in the data extensions.
