Structured program development

Question 1

Algorithm

Answer 1

A procedure for solving a problem in terms of the ordered actions.

Question 2

Pseudocode

Answer 2

Developing an algorithm using everyday enlgish.

Question 3

Sequential execution

Answer 3

When statements are normally executed one after another in order in which they’re are written.

Question 4

Transfer of control

Answer 4

A C statement that allows you to execute a statement that is farther down the source code.

Question 5

All programs can be written in terms of what?

Answer 5

Sequence (process), selection (if), and iteration (loop) control structures.

Question 6

Flow chart

Answer 6

A graphical representation of an algorithm.

Question 7

Diamond symbol

Answer 7

Indicates that a decision is to be made.

Question 8

If

Answer 8

Single selection statement.

Question 9

If….else

Answer 9

Double selection statement.

Question 10

Case (switch)

Answer 10

Multiple selection statement.

Question 11

What are the 3 types of iteration statements?

Answer 11

1) While loop
2) Do….while loop
3) For loop

Question 12

Nesting

Answer 12

Allows you to connect multiple control statements.

Question 13

Decision symbol (rhombus) contains what?

Answer 13

An expression, such as a condition, that can either be true or false.

Question 14

If decision statement evaluates to 0, it is?

a. True
b. False

Answer 14

False

Question 15

If decision statement evaluates to non zero, it is?

a. True
b. False

Answer 15

True

Question 16

If statement is single entry and how many exits?

Answer 16

Single

Question 17

C provides which operator that is closely related to the if….else statement?

Answer 17

Conditional operator

?:

Question 18

The conditional operator is C’s only what operator and why?

Answer 18

Ternary operator because it has three operands.

grade >= 60 ? puts(“Passed”) : puts(“Failed”).

Question 19

A set of statements contained within a a pair of braces is called what?

Answer 19

Compound statement or a block

Question 20

An uninitialized variable contain a what value?

Answer 20

“Garbage” value because it uses the last stored value in the memory location reserved for that variable.

Question 21

Sentinel value is also called what?

Answer 21

signal value, dummy value, or a flag value and it indicated the “end of data entry”.

Question 22

The type float represents what kind of numbers?

Answer 22

Numbers with decimal points called floating point numbers.

Question 23

When two integers are divided, any fractional part of the result is what?

Answer 23

truncated (lost).

Question 24

To prevent a rational expression from being truncated you may use what?

Answer 24

unary cast operator (float).

Question 25

Unary operator takes how many operands?

Answer 25

one

Question 26

In general, any integer variable that should store only non-negative values should be declared with what?

Answer 26

Unsigned before the integer type.