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3 years ago

Characteristics of first generation computers

1 answer:

5 0

* Main Electron a component- vacuum tube.

* Main memory- Magnetic drums and magnetic tapes.

* Programming language- Machine language.

* Power- Consume a lot of electricity and generate a lot of heat.

* were expensive to operate

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Describe how one device can send a bit to another device.

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Describe how one device can send a bit to another device?

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3 years ago

Which output will be displayed by the following program?

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Answer:

Explanation:

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Assume that a signal is encoded using 12 bits. Assume that many of the encodings turn out to be either 000000000000, 00000000000

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Answer:

The following is the answer to this question:

Explanation:

In the binary digit

$000000000000$ is equal to 0 bit

$000000000001$ is equal to 1 bit

$1 1 1 1 1 1 1 1 1 1 1 1$ is equal to 10

Similarly,

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Thus,

$00 \ 00 \ 01 \ 10\ 010101010101$ is equal to

$000000000000$ , $000000000000$ , $000000000001$ ,

$000000000010$ , $1 1 1 1 1 1 1 1 1 1 1 1$ , $000000000001$ , $000000000001$ , $000000000001$ ,

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3 years ago

The _____ class can be used to get user input using dialog boxes.

Ber [7]

Answer:

JOptionPane

Explanation:

The class "JOptionPane" are used to pop / create dialogue boxes for the user to enter the input for a question.
JOptionPane contains methods to create input dialogue boxes, message dialogue boxes, option dialogue boxes and confirm dialogue boxes.
The dialogue boxes can be just message dialogue boxes which gives some message to the user. It doesn't require anything to be input from the user. It is just a message box.
Where as input dialogue box requires the user to input something.
Confirm dialogue box asks the user to answer a question yes / no / cancel.
Option dialogue box asks the user to select the options.
So, option (d) JOptionPane is the answer for the question.
Option (a), (b) and (c) are used for different purposes but not to create dialogue boxes. So, options (a), (b) and (c) are not the correct answers for the question.

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3 years ago

Which of the following would most likely be the target audience for a product

inna [77]

Answer:

Explanation:

They are saturday morning cartoons. Saturday morning cartoons are meant towards an audience of young children.

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Characteristics of first generation computers​

Characteristics of first generation computers