4514641
Descrição
Quiz por Zoe Cayetano, atualizado more than 1 year ago
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Criado por Zoe Cayetano
mais de 8 anos atrás
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Questão 1
Questão
When a program runs on a computer, the part of the computer that carries out the instructions is called the [blank_start]central processing unit[blank_end].
Responda
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central processing unit
Questão 2
Questão
When a program runs on a computer, it is stored in the [blank_start]main memory[blank_end].
Responda
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main memory
Questão 3
Questão
Monitors, printers, and status lights are all examples of [blank_start]output[blank_end] devices.
Responda
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output
Questão 4
Questão
Mice, trackpads, keyboards, scanners, and joysticks are all examples of [blank_start]input[blank_end] devices.
Responda
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input
Questão 5
Questão
When a program is not running, it is stored in a/an [blank_start]secondary storage[blank_end].
Responda
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secondary storage
Questão 6
Questão
Flash drives, CDs, and external disks are all examples of [blank_start]secondary[blank_end] storage (memory) devices.
Responda
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secondary
Questão 7
Questão
At each step of its operation, the input to a central processing unit is a/an [blank_start]instruction[blank_end].
Responda
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instruction
Questão 8
Questão
A [blank_start]bit[blank_end] is a binary digit, like 0 or 1.
Responda
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bit
Questão 9
Questão
A byte in memory is identified by a unique number called its [blank_start]address[blank_end].
Responda
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address
Questão 10
Questão
In modern computer systems, a byte consists of [blank_start]8[blank_end] bits.
Responda
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8
Questão 11
Questão
RAM, random-access memory, is called that because
Responda
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it is optimized for random number processing.
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accesses are randomized to prevent clogging the control lines.
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you can pick any two random locations and it will take the same time to access the data.
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when power is turned off, its contents are lost and replaced by random bits.
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none of the above.
Questão 12
Questão
When a program is not running, it is stored
Responda
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on a disk.
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in a level-2 cache (L2).
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in main memory.
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on the ethernet or wifi.
Questão 13
Questão
An operating system
Responda
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is the chief hardware unit in a computer.
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is loaded into the computer each time it needs to carry out an operation.
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ensures that programs will not run on the computer at the same time.
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allocates resources like memory to programs that are running.
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all of the above.
Questão 14
Questão
What best defines a "programming language"?
Responda
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It allows us to control a computer.
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It allows us to make a calculation.
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It allows us to execute a program.
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It allows us to express an algorithm.
Questão 15
Questão
Which of these is not a programming language?
Responda
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C
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C++
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HTML
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Java
Questão 16
Questão
Which of the following is not true?
Responda
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An algorithm allows ambiguity.
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An algorithm, when carried out, must eventually stop.
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An algorithm can be carried out by a human being.
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