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Amiraneli [1.4K]
3 years ago
15

In a Python dictionary, an association is formed between what two components of the dictionary?

Computers and Technology
1 answer:
babunello [35]3 years ago
5 0

Answer:

Yes, an association is formed between key and its value.

Explanation:

A dictionary in python is an unordered data structure where 2 elements are entered for each entry - a key and its value. Unlike list, we have to give the index through which we want to access that value. This is more flexible than lists as in lists index can be of int type only but in dictionary key can be of any datatype. For example :

dict = { "apple: 1 , "banana" : 2 }

Every element need not be of same type, they can differ too.

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Which operating system is a version of Linux?​
Lunna [17]

Answer:

MS-DOS

Explanation:

The only operating system which is a version of Linux.

3 0
3 years ago
Which network could NOT carry commercial traffic?
sattari [20]

ARPANET would not carry it

4 0
3 years ago
Discuss the various types of keys available on a computer keyboard.<br>No spam answer needs!❌❌​
olga nikolaevna [1]

Answer:• Alphanumeric keys – all of the letters and numbers on the keyboard. A-Z and 0-9.

• Punctuation keys – All of the keys associated with punctuation such as the comma,

period, semicolon, brackets, parenthesis and so on. Also, all of the mathematical

operators such as the plus sign, minus sign, and equal sign.

• Special keys – All of the other keys on the computer keyboard such as the function

keys, control keys, arrow keys, caps lock key, delete key, etc.

Special keys on a PC Keyboard

• Alt key – Short for Alternate, this key is like a second control key.

• Arrow Keys – Most keyboards have four arrow keys that enable you to move the

cursor (or insertion point) up, down, right, or left. Used in conjunction with the Shift

or Alt keys, the arrow keys can move the cursor more than one position at a time, but

this depends on which program is running.

• Backspace key – Deletes the character just to the left of the cursor (or insertion

point) and moves the cursor to that position.

• Caps Lock Key – A toggle key that, when activated, causes all alphabetic characters

to be uppercase.

• Ctrl key – Short for Control, this key is used in conjunction with other keys to

produce control characters. The meaning of each control character depends on which

program is running.

• Delete Key – Sometimes labeled Del, deletes the character at the current cursor

position, or the selected object, but does not move the cursor. For graphics-based

applications, the Delete key deleted the character to the right of the insertion point.

• Enter Key – Used to enter commands or to move the cursor to the beginning of the

next line. Sometimes labeled Return instead of Enter.

• Esc Key – Short for Escape, this key is used to send special codes to devices and to

exit (or escape) from programs and tasks.

• Function Keys – Special keys labeled F1 to F12. These keys have different meaning

depending on which program is running.

Explanation: use quillbot or wordtune to change the words

3 0
2 years ago
Which binary signaling technique uses a scheme in which zero voltage represents a 0 bit and the voltage for a 1 bit does not dro
prisoha [69]

Answer:

In binary signaling, Non Return to Zero (NRZ) is the technique in which zero voltage is represented by 0 bit while high voltage is represented by 1 until the voltage level change from high to low.

Explanation:

There are different techniques to encode the signal for transmission between transmitter and receiver. These techniques includes return to zero, non return to zero. In return to zero technique, the if the voltage is high the signal will become 1 for half of the time period and then after half time period it return to 0.

In NRZ the signal is 0 if the voltage level is zero. In case of high voltage of the signal the binary bit remains 1 until the next zero voltage level arrive in the signal until the end of the time period of bit.

6 0
4 years ago
Consider the operation of deleting the root of a binary search tree. if the root has one child, then ________.
PSYCHO15rus [73]

The reference to the root of the tree should be set to null

<h3>Can the root of a binary tree be null?</h3>
  • Only the subtrees are nulled out, the root always remains and will never be set to null.
<h3>What is null root?</h3>
  • null-, root. -null- comes from Latin, where it has the meaning "none; not one.
  • '' This meaning is found in such words as: annul, null, nullify.

To learn more about it, refer

to brainly.com/question/24448358

#SPJ4

4 0
2 years ago
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