Deck 2: Simple Sequence Control Structure

Question 1

A single piece of data about a single entity is a

A)file
B)record
C)field
D)character

Answer 1

C

Question 2

A pictorial description of an algorithm is a

A)system flowchart
B)program flowchart
C)memory diagram
D)simulation

Answer 2

B

Question 3

Which of the following assignment statements is invalid?

A)SALES = 1000
B)1000 = SALES
C)SALES = SALES + 1000
D)SALES = SALES1 + SALES2

Answer 3

B

Question 4

Which program flowcharting symbol can be used to indicate the beginning and the end of an algorithm?

A)process
B)general input/output
C)terminal interrupt
D)sequence

Question 5

What is the value of the following expression: 2*6+15/3/1+4?

A)21
B)13
C)14
D)18

Question 6

A collection of related data or facts about a single entity in a file is called a

A)data hierarchy
B)record
C)field
D)character

Question 7

What is the value of the following expression: (9+6*(8-13))/3?

A)25
B)-25
C)7
D)-7

Question 8

The use of constants helps to ensure that a program is data independent.

Question 9

Which program flowcharting symbol can be used to represent the statement WRITE SUM?

A)process
B)general input/output
C)terminal interrupt
D)sequence

Question 10

Input can be indicated on a program flowchart by all of the following words except

A)READ
B)WRITE
C)GET
D)ENTER

Question 11

A program can be described as data independent if it contains no variable names.

Question 12

Which program flowcharting symbol can be used to represent the statement SUM=GR1+GR2+GR3?

A)process
B)general input/output
C)terminal interrupt
D)sequence

Question 13

A step-by-step procedure to solve a problem is a(n)

A)program
B)algorithm
C)flowchart
D)structured walkthrough

Question 14

Which of the following graphics is created to show general information about an application?

A)program flowchart
B)system flowchart
C)control structure
D)memory diagram

Question 15

A data item whose value may change during processing is a(n)

A)defined value
B)constant
C)input
D)variable

Question 16

A system flowchart is also called a logic diagram.

Question 17

Which of the following terms is an example of a constant?

A)AVERAGE
B)123AVERAGE
C)AVERAGE123
D)123

Question 18

An algorithm can produce an answer in an infinite number of steps.

Question 19

The ellipsis symbol is used to indicate the entry and exit points of a program flowchart.

Question 20

Which of the following choices is not one of the three basic elements of an information processing system?

A)input
B)processing
C)storage
D)output

Question 21

(90+80+95)/3=AVERAGE is a valid assignment statement,assuming AVERAGE has been defined and assigned a value

Question 22

WRITE NAME,AVERAGE is a valid output statement,assuming NAME and AVERAGE have been defined and assigned values.

Question 23

A structured walkthrough is a formal design review.

Question 24

In an assignment statement,the value of any variable to the left of the = should not be changed during processing.

Question 25

READ 1000,2000,3000 is a valid input statement.

Question 26

An algorithm must use operations from only a given set of basic operations.

Question 27

The general input/output symbol is used to indicate a specific process in an algorithm.

Question 28

A record is a collection of facts about a single entity.

Question 29

NEWSALES=NEWSALES+OLDSALES is a valid assignment statement,assuming NEWSALES and OLDSALES have been defined and assigned values

Question 30

The SIMPLE SEQUENCE control structure is the simplest control structure but it is rarely used.