High Level Language (HLL) Flashcards

1
Q

High Level Language (HLL)

A

Is removed from what the machine’s instructions are and is more English-like. Usually, one statement will translate into anywhere from 4-50 instructions!

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2
Q

Hardware

A

any physical component involved with the computer’s operation.

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3
Q

Software

A

the programs that are expected of a computer

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4
Q

operating system

A

a very large and complex program that allows users of the computer to execute commands, or application software, on the computer

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5
Q

CPU (Central Processing Unit)

A

where the computer executes its instructions; operations like addition and multiplication are done here along with comparisons like >, <, and equality

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6
Q

peripheral device

A

externally connected to the computer, it can perform the desired I/O operations from the computer

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7
Q

I/O(input/output)

A

information that goes into the software

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8
Q

primary memory

A

directly accessible by the CPU, it is for short term storage and it is where your programs will reside while executing.

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9
Q

bit(binary digit)

A

this is either a 0 or 1. All information in the computer is stored as some number of bits

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10
Q

byte

A

an 8 bit quantity

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11
Q

K

A

1024 * 1024.

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12
Q

G

A

2 to the 30th power.

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13
Q

T

A

2 to the 40th power.

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14
Q

files

A

the names entities on the computer, each of which holds all the relevant information concerning one particular topic. stored on a secondary memory device

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15
Q

Secondary Memory

A

used for long term storage; hard drives, CDs, flash drives, etc. can hold the desired information for retrieval at a later time.

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16
Q

machine language

A

the strings of 0’s and 1’s that the computer can understand which represent the instructions it can execute.

17
Q

assembly language

A

a low level language that is understandable by humans;

18
Q

High Level Language (HLL)

A

Is removed from what the machine’s instructions are and is more English-like. Usually, one statement will translate into anywhere from 4-50 instructions!

19
Q

(BASIC)Beginner’s All-purpose Symbolic Instruction Code

A

This was an early HILL that was designed to help novices learn the art, and science, of programming, and eventually led to Microsoft’s VB programming language

20
Q

Syntax

A

a rigid set of rules specifying which entities are valid or invalid

20
Q

Semantics

A

what is the meaning of something, in our case, a HILL statement, what actions does the computer do when it executes a statement.

20
Q

Compiler

A

this is another very complex program that will translate your program that is written in a HILL, into a machine language that the computer can understand, or the interpreted Java bytecode that will run on any computer that has a Java Virtual Machine (JVM) that understands and executes said bytecode.