CH15 Assessment

Question 1

Interpret the following logic. A law enforcement agency has received data indicating that there are ten current threats to public safety. What is the threat level?

if threats < 3, level is “green”
else if threats < 6, level is “yellow”
else if threats < 9, level is “orange”
else if threats < 12, level “red”
else level is “emergency”

  A. green 
  B. orange 
  C. yellow 
  D. red 
  E. emergency

Answer 1

D. Red

Question 2

You are creating a function that must return either True or False. Which data type should the function return?

Answer 2

Boolean

Question 3

Which type of coding practice uses smaller code modules working together to support an application?

Answer 3

Microservices

Question 4

Which of the SDLC phase is the shortest in duration?

Answer 4

Deployment

Question 5

A programmer needs to write code that has direct access to the computer’s hardware. Which is the best type of language for the programmer to use?

A. Compiled
B. Query
C. Interpreted
D. Assembly

Answer 5

D. Assembly

Question 6

Which of the following is an example of Markup Language?

A. XML
B. SQL
C. Python
D. Java

Answer 6

A. XML

Question 7

Which of the following terms describe concepts related to breaking code into smaller, repeatable sections? (Choose Two)

A. Methods
B. Objects
C. Variables
D. Containers
E. Functions

Answer 7

A. Methods

E. Functions

Question 8

Which SDCL phase involves the use of a Flowchart?

Answer 8

Design

Question 9

Which of the following programming language types is the lowest-level language?

Answer 9

Assembly

Question 10

What type of high-level programming language is translated into machine code once and then executed many times?

Answer 10

Compiled

Question 11

You are using the C programming language to create a software solution. A single variable must be tested for multiple possible values. Which programming construct is best suited to achieve this?

A. Select Case
B. Switch
C. IF
D. While

Answer 11

B. Switch

Question 12

In OOP, which of the following are integral parts of objects? (Choose Two)

A. Properties
B. Variables
C. Arrays
D. Attributes

Answer 12

A. Properties

D. Attributes

Question 13

Which of the following programming languages requires a compiler?

A. Microsoft PowerShell
B. Assembly
C. Linux Bash
D. C

Answer 13

D. C

Question 14

You are working with file system objects in your code. You need to determine the modification timestamp for a file. What should you reference?

Answer 14

Property

Question 15

Which term describes running an action against an object variable?

Answer 15

Method

Question 16

A developer needs to use a code designation for non-English letters. Which national system does the developer need to use?

A. ASCII
B. Unicode
C. Strings
D. International

Answer 16

B. Unicode

Question 17

You have created an array that can hold 15 items, all of the integer data type. You want to add a 16th integer. Which of the following is the BEST approach to this?

A. Create a separate variable for the 16th Integer.
B. Create a Vector and replace the array with it.
C. Add it to the Existing Array
D. Create a new array, that can hold 16 integers, copy all the first array to it, then add the 16th integer.

Answer 17

B. Create a Vector and Replace the Array with it.

Question 18

Which of the following are examples of interpreted languages? (Choose Two)

A. Query
B. Markup
C. Scripted
D. Compiled

Answer 18

B. Markup

C. Scripted

Question 19

Which of the following are examples of OOP languages? (Choose Two)

A. Java
B. SQL
C. XML
D. C
E. Python

Answer 19

A. Java

E. Python

Question 20

Your code needs to execute the same code for each month of the year, so 12 times. Which type of loop is best suited for this?

Answer 20

FOR

Question 21

Which of the following statements is true regarding arrays and vectors?

A. Arrays contain one data type and are fixed in length. Vectors can have multiple data types and are dynamic in length.
B. Arrays contain one data type and are dynamic in length. Vectors can have multiple data types and are fixed in length.
C. Arrays can have multiple data types and are fixed in length. Vectors have one data type and are dynamic in length.
D. Arrays can have multiple data types and are dynamic in length. Vectors have one data type and are fixed in length.

Answer 21

A. Arrays contain one data type and are fixed in length. Vectors can have multiple data types and are dynamic in length.

Question 22

What type of programming language is designed to retrieve data from a database?

Answer 22

Query

Question 23

Which of the following numbers is written in HEX format?

A. 100101.11
B. 3268
C. 18AF
D. 100101

Answer 23

C. 18AF

Question 24

Looping logic makes use of which of the following statements?

A. WHEN
B. IF
C. WHILE
D. LOOP

Answer 24

C. WHILE

Question 25

Interpret the following logic. For data input for someone who is 20 years old, which category will they fall into?

  if age < 13, category is "child"
  else if age < 20, category is "teen"
  else if age < 65, category is "adult"
  else category is "senior"

A. Child
B. Adult
C. Teen
D. Senior

Answer 25

B. Adult