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Duplicate of Computer Science Test Review
Duplicate of Computer Science Test Review
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We're gonna study some #programming!!!
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1
A type of memory that can hold data for long periods of time, even when there is no power
CPU storage
Main memory
Secondary storage
RAM
2
An extensive encoding scheme that can represent characters for many languages in the world.
ENIAC
Unicode
Binary numbering
ASCII
3
A byte is made up of eight ____.
CPUs
Instructions
Variables
Bits
4
This volatile type of memory that is used only for temporary storage while a program is running
The disk drive
Secondary storage
The USB drive
RAM
5
A___is enough memory to store a letter of the alphabet or a small number.
Switch
Transistor
Byte
Bit
6
A video display is a(n) ____ device.
Input
Output
Secondary storage
Main memory
7
The physical devices that a computer is made of are referred to as ___
Tools
Software
Hardware
The operating system
8
A(n) ____ is a set of instructions that a computer follows to perform a task.
Compiler
Program
Programming Language
Interpreter
9
The computer stores a program while it's running as well as the data it's working with in ___.
Secondary Storage
Main memory
The CPU
The microprocessor
10
Computers can only execute programs that are written in _____
Assembly language
Java
Machine language
Python
11
Real numbers are encoded useing the ____ technique
Floating point
Two's complement
Unicode
ASCII
12
A bit that is turned off represents the following value.
1
No
0
-1
13
The ____ translates an assembly language to a machine language program
Translator
Interpreter
Assembler
Compiler
14
A component that collects data from people or other devices and sends it to the computer.
An input device
Main memory
An output device
A secondary storage device
15
Today, CPUs are small chips known as
Operating systems
Memory chips
ENIAC's
Microprocessors
16
The tiny dots of color that digital images are composed of are called ____
Bits
Pixels
Color packets
Bytes
17
If you were to look at machine language programming, you would see _____
English words
Circuits
A stream of binary numbers
Python code
18
The rules that must be followed when writing a program are called ____.
Punctuation
Operators
Key words
Syntax
19
In the ____ numbering system, all numeric values are written as sequences of 0s and 1s.
Octal
Binary
Decimal
Hexadecimal
20
A(n) __program translates a highlevel language program into a separate machine language program
Translator
Utility
Assembler
Compiler
21
Negative numbers are encoded using the____technique
Two's complement
Floating point
Unicode
ASCII
22
The part of a computer that runs programs is called
Main memory
RAM
Secondary Storage
The CPU
23
A set of 128 numeric codes that represent the English letters, various punctuation marks, etc.
ASCII
Unicode
ENIAC
Binary numbering
24
The words that make up a high level programming language are called
Mnemonics
Commands
Key words
Binary instructions
25
Which part of the fetch-decode-execute cycle determines which operation the CPU performs?
Fetch
Immediately after the instruction is executed
Execute
Decode