Ch. 1 Practice Quiz

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Internally, the CPU consists of two parts:

The control unit and the arithmetic and logic unit

Programmer-defined names of memory locations that may hold data are:

Variables

A set of well-defined steps for performing a task or solving a problem is known as a(n)

algorithm

The __ decodes an instruction and generates electrical signals

Control Unit

A variable declaration announces the name of a variable that will be used in a program, as well as:

the type of data it will be used to hold

At the heart of a computer is its central processing unit. The CPU's job is:

to produce some outcome or resultant information to fetch instructions to carry out the operations by the instructions

The name for a memory location that may hold data is:

variable

During which stage does the central processing unit retrieve from main memory the next instruction in the sequence of program instructions?

Fetch

An example of a secondary storage device is:

a hard disk

The programmer usually enters source code into a computer using

a text editor

During which stage does the central processing unit analyze the instruction and encode it in the form of a number, and then generate an electrical signal?

decode

Mistakes that cause a running program to produce incorrect results are called?

logic errors

In a broad sense, the two primary categories of programming languages are:

low-level and high-level

Characters or symbols that perform operations on one or more operands are:

operators

Even when there is no power to the computer, data can be held in:

secondary storage

Computer programs are also known as:

software

The statements written by the programmer are called:

source code

In the process of translating a source file into a executable file. which of the following is the correct sequence?

source code, preprocessor, modified source code, compiler, object code, liner, executable code

This is a complete instruction that causes the computer to perform some action

statement


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