Programming Logic and Design Questions and Answers

Programming Logic and Design
Questions and Answers
Making decision - ANSWER-is the act of testing a value.

Decision symbol - ANSWER-is shaped like a diamond and used to represent
decisions in flowcharts.

Dummy value - ANSWER-is a preselected value that stops the execution of a
program.

Sentinel value - ANSWER-is a preselected value that stops the execution of a
program.

EOF - ANSWER-end of file.

Declaration - ANSWER-Is a statement that provides a data type and an identifier for
a variable.

Identifier - ANSWER-is a variable's name.

Data type - ANSWER-is a classification that describes what values can be assigned,
how the variable is stored, and what types of operations can be performed with the
variable.

Making declarations or declaring variables - ANSWER-describes the process of
naming variables and assigning data type to them.

Initializing a variable - ANSWER-Is the act of assigning its first value, often at the
same time the variable is created.

Mnemonic - ANSWER-is a memory device; variable identifiers act as mnemonics for
hard to remember memory addresses.

Camel casing - ANSWER-Is the format for naming variables in which the initial letter
is lowercase, multiple-word variable names are run together and each new word
within the variable name begins with an uppercase letter.

Pascal casing - ANSWER-is the format naming variables in which the initial letter is
uppercase, multiple-word variable names are run together, and each new word
within the variable name begins with an uppercase letter.

Numeric constant - ANSWER-Is a specific numeric value.

String constant - ANSWER-is a specific group of characters enclosed within
quotation marks.

, Unnamed constant - ANSWER-is a literal numeric or string value.

Alphanumeric values - ANSWER-Can contain alphabetic characters, numbers, and
punctuation.

Numeric variable - ANSWER-is one that can hold digits, have mathematical
operations performed on it, and usually can hold a decimal point and a sign
indicating positive or negative.

Integer - ANSWER-Is a whole number.

Floating point - ANSWER-Number is a number with decimal places.

Real numbers - ANSWER-are floating-point numbers.

String variable - ANSWER-can hold text that includes letters, digits, and special
characters such as punctuation marks.

Named constant - ANSWER-Is similar to variable, except that its value cannot
change after the first assignment.

Magic number - ANSWER-is an unnamed constant whose purpose is not
immediately apparent.

Overhead - ANSWER-describes the extra resources a task requires.

Assignment statement - ANSWER-assigns a value from the right of an assignment
operator to the variable or constant on the left of the assignment operator.

Assignment operator - ANSWER-Is the equal sign; it is used to assign a value to
variable or constant on its left.

I-value - ANSWER-is the memory address identifier to left of an assignment
operator.

Modules - ANSWER-are small program units that you can use together to make a
program. Programmers also refer to modules as subroutines, procedures, functions,
or methods.

Modularization - ANSWER-is the process of breaking down a program into modules.

Abstraction - ANSWER-is the process of paying attention to important properties
while ignoring nonessential details.

Reusability - ANSWER-is the feature of modular programs that allows individual
modules to be used in a variety of applications.

Reliability - ANSWER-Is the feature of modular programs that assures you a module
has been tested and proven to function correctly.