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polet [3.4K]
3 years ago
11

What is tuple and attribute of a relation​

Computers and Technology
1 answer:
Lorico [155]3 years ago
5 0

Answer:

An attribute value is an attribute name paired with an element of that attribute's domain, and a tuple is a set of attribute values in which no two distinct elements have the same name. Thus, in some accounts, a tuple is described as a function, mapping names to values.

Explanation:

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True or false? If you’re posting the same content across different channels, make sure you post them simultaneously—on the same
alukav5142 [94]

Answer:

The answer is true.

Explanation:

7 0
3 years ago
Match the feature to the network architecture,
pochemuha

Answer:

Answer is:  

Client-Server Network

  • expensive to set up
  • has a central server
  • easy to track files
  • useful for a large organization

Peer-to-peer Network

  • useful for a small organization
  • difficult to track files
  • inexpensive to set up
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Explanation:

<em>Client-Server Network is ideal for bigger network set up like offices and companies where there will be a central server involved with several clients to access and connected with the server. This is the normal network set up to companies. While, Peer to peer network is ideal for much smaller network, which consists of only two computers to communicate and share files. This network is normally temporary and inexpensive since in only works with two computers.</em>

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3 years ago
The ability to create slide shows is a major advantage of word processing software.
Gennadij [26K]
The correct answer is false
8 0
3 years ago
For the question below, refer to the following recursive factorial method.
Romashka-Z-Leto [24]

Answer:

B) (x<=1)

Explanation:

Though this code given will run perfectly without any requirement of base case.But still we have to include a base case I will suggest (x<=1) because the value of x is decreased by one at each recursive call so it can handle it very well and it can handle negative values of x also if user enters it by mistake since factorial is for positive numbers only.

7 0
3 years ago
The Task Manager can be used ot track running _________________ .
Nikitich [7]

Answer:

Processes

Explanation:

The Windows Task Manager helps us track processes running on the system.

It can be invoked by pressing Ctrl+Alt+Delete and selecting the 'Task Manager' option or by right clicking on the status bar and choosing 'Task Manager' menu item. Besides the running process name it also provides supplementary information about the process such as :

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3 years ago
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