Introduction to Computer Science Quizzes

A high school in a low-income area offers special programs to help students acquire the technical skills needed to find jobs as computer technicians. This program is most strongly related to which aspect of life?

culture

economy

society

ethics

economy

A high school in the United States has a relationship with a high school in Japan. All the students in each school are assigned to a student at the other school. The students write messages to each other each week, describing what they did in school that week. This program is most strongly related to which aspect of life?

economy

society

culture

ethics

culture

Which situations are the most likely to use telehealth? Select 3 options.

A. Your brother was tested for strep throat and now you think you have it.

B. You request an appointment to see your doctor using your health app.

C. Your doctor invites you to use the patient portal to view test results.

D. You broke your arm and need a cast

E. Your doctor emails a suggested diet plan.

B, C, E

Which situations are the most likely to use telehealth? Select 4 options.

A. You cut your hand badly when you broke a glass.

B. Your doctor emails you because of your heart monitor readings.

C. You use a smartphone to upload your diet and exercise log.

D. You go online to see test results.

E. You use your health app to request a refill on a prescription.

B, C, D, E

With ___, devices are embedded in accessories, clothing, or the user's body and connect to the Internet of Things to process and store data.

artificial intelligence

wearable technologies

quantum computers

Moore's Law

wearable technologies

Choose the words or numbers that make the following sentence true.

Moore's Law states that processing speed and computing capabilities will ___ every ___ years.

double, two

___ states that processor speeds, or overall processing power for computers, will double every 2 years.

Turing's Law

Moore's Law

Microsoft's Law

Babbage's Law

Moore’s Law

With ___, human thinking and problem-solving is performed by a machine, including learning, reasoning, and self-correction.

Moore's Law

artificial intelligence

quantum computers

wearable technologies

artificial intelligence

Select the Navy Admiral who invented a high-level programming language FLOW-MATIC in 1953.

Bill Gates

Ada Lovelace

Douglas Engelbart

Grace Hopper

Grace Hopper

Choose the generation described.

___: a set of computers that uses transistors instead of vacuum tubes

second generation

___: a chip that executes the instructions within a device, sometimes referred to as the brains of the computer

CPU

___: broke the Enigma code in World War II

Alan Turing

___: a glass tube containing electrodes used as a switch to produce on or off signals for the computer 

vacuum tube

Who invented the ENIAC? More than one answer may apply.

A. Ada Lovelace

B. J. Presper Eckert

C. John Mauchly

D. Steve Jobs

E. Bill Gates

B, C

A keyboard would be considered _____. Select 2 options.

A. an output device

B. an input device

C. hardware

D. software

E. storage

B, C

The concept of "space" on a computer usually refers to the _____.

storage available on the hard drive

amount of software loaded

amount of total primary memory

number of slots open on the motherboard

storage available on the hard drive

When someone refers to "space" on a computer or device, they are usually referring to _____, which allows the user to save a file for future use, even after the computer has been turned off.

secondary storage

the central processing unit (CPU)

primary memory

software

secondary storage

A printer would be considered _____. Select 2 options.

A. software

B. hardware

C. an output device

D. storage

E. an input device

B, C

In IDLE, which symbols are used for the prompt?

---

<<<

>>>

***

>>>

The three greater than signs, >>>, represent a _____.

file name

prompt

IDLE

file path

prompt

What is the result when you run the following program?

print(2 + 7)

print("3 + 1")

9

3 + 1

What is the result when you run the following program?

print(“2 + 7”)

print(3 + 1)

2 + 7

4

Which one of the following statements is true regarding the fetch-execute cycle?

The fetch-execute cycle is only carried out when a user types in input.

Each step of the fetch-execute cycle is performed once per minute.

The device responsible for performing the fetch-execute cycle is the CPU.

The order of steps in the fetch-execute cycle is fetch-execute-store-decode.

The device responsible for performing the fetch-execute cycle is the CPU.

Which of the following statements are true regarding the fetch-execute cycle? Select 3 options.

A. Fetch refers to saving output to the hard drive.

B. The fetch-execute cycle is only carried out when a user types in input.

C. The order of steps in the fetch-execute cycle is fetch-decode-execute-store.

D. Each step of the fetch-execute cycle is performed for each instruction.

E. The device responsible for performing the fetch-execute cycle is the CPU.

C, D, E

A ___ is a reserved word and can only be used for its intended purpose within a Python program.

keyword

A Python keyword ______________.

cannot be used outside of its intended purpose

can only be used in the comments section

can be used anywhere in a Python program

can be user defined

cannot be used outside of its intended purpose

What is the purpose of this rectangular shape in a flowchart?

input or output

decision

start or end

process

process

Which shape is used for input or output?

a rounded rectangle

a rectangle

a parallelogram

a diamond

a parallelogram

Which shape is used as a start or end?

a rounded rectangle

a rectangle

a parallelogram

a diamond

a rounded rectangle

What is the purpose of this diamond shape in a flowchart?

start or end

decision

process

input or output

decision

Which of the following statements are true about how technology has changed work? Select 3 options.

A. Businesses can be more profitable by using communication technology to reduce the costs of travel.

B. In a gig economy, workers are only hired when they are needed for as long as they are needed.

C. With the spread of technology and the Internet, smaller businesses are not able to compete as effectively as before.

D. Through the use of the Internet and collaboration tools more workers are able to perform their jobs remotely.

E. Technology has not really changed how businesses operate in the last fifty years.

A, B, D

Lifelong learning _____.

is only important for professionals with advanced degrees

includes formal classroom training only

stops when your career is over

can be formal or informal

can be formal or informal

Which of the following statements are true regarding technology and learning? Select 3 options.

A. Game-based learning tools are used for children only.

B. Knowledge can be acquired throughout your life, through both formal and informal methods.

C. Virtual reality simulations are being used for training in industries like healthcare and the armed forces.

D. Changes in technology both enable and require lifelong learning.

E. Lifelong learning involves formal learning activities only.

B, C, D

Which of the following statements are true about the growth of technology? Select 3 options.

A. Currently, 67% of people on earth use at least one mobile device.

B. The general public began connecting to the Internet when the World Wide Web was introduced in 1991.

C. Individuals in the United States currently own an average of three connected devices.

D. The number of devices connected to the Internet of Things is expected to triple between 2018 and 2023.

E. By 1995, almost half of the world’s population was connected to the Internet.

A, B, D

Which of the following statements are true regarding Steve Jobs and Steve Wozniak? Select 3 options.

A. Steve Wozniak worked for Hewlett Packard designing calculators before starting Apple.

B. Steve Job founded Apple and managed the company from its inception until his death.

C. Both Steve Jobs and Steve Wozniak raised $1000 by selling personal items, so that they could start Apple.

D. Steve Jobs never learned to code and primarily focused on design.

E. The two met in college at Princeton.

A, C, D

___, a British mathematician, developed the concept of a programmable digital computer and worked with Ada Lovelace to design the first mechanical computer, the Analytical Engine.

Charles Babbage

___ developed the first compiler and conducted work that led to the development of COBOL.

Grace Hopper

First developed by Grace Hopper, a ___ is a computer program that translates higher level programming languages into machine-code.

compiler

Which of these jobs would be most appropriate for someone who majors in computer engineering?

writing the software for an embedded system

designing a CPU for an embedded system

helping computer users remove malware

writing database queries

designing a CPU for an embedded system

___ is a technology that exists inside another device.

Embedded technology

Which of these would a software engineer study, in addition to engineering?

architecture

programming

marketing

biology

programming

Which of these jobs would be most appropriate for someone who majors in information technology?

managing the computer network for a large department store

designing the hardware for a military helicopter's on-board computer

developing new computing technology that will someday improve network speeds

managing a database for a large department store

managing the computer network for a large department store

After a system is released and the user base grows, the demands on the development and support team will ___. The development team can scale ___ by adding new people to the team.

increase, horizontally

___ is a service that allocates tasks to different system resources based on the amount of traffic and their capacity.

Load balancing

___: process that monitors system traffic and adds resources as needed, within set limits

autoscaling

___: process that allocates tasks to resources to increase efficiency and to avoid overloading any one resource

load balancing

___: process to determine what volume a system can handle by comparing its performance to standards in the industry

benchmarking

A ___ occurs when access to a website is interrupted because there are too many simultaneous requests, and may result in a ___ when the time limit for accessing the resource is reached.

denial of service, timeout

You are running your program. What happens when your program is compiled?

When your program is compiled, Python converts your program into ___.

bytecode, and then binary (bits)

Python is a ___ level language compared to bytecode.

higher

Python is a ___-level language.

high

Python converts your code into bytecode when you run your program. This process is an intermediate step in a process called ___.

compiling

Which term means the push that makes electrons move in a wire?

adapter

current

voltage

digital signal

voltage

Which term means a device that converts one voltage to another?

digital signal

voltmeter

current

adapter

adapter

Which device contains or manages shared resources in a network?

the client

the switch

the router

the server

the server

A _____ is a device that sends data from one network to another.

client

switch

router

server

router

A _____ describes two or more computers connected to each other.

client

computer network

server

switch

computer network

Which term best describes the role of a printer in a network?

port

server

shared resource

router

shared resource

A _____ server translates back and forth between domain names and IP addresses.

mesh

DNS

email

wWeb

DNS

What are the main routes on the Internet called?

clients

backbone

DNS

ISP

backbone

What aspect of the internet makes it fault-tolerant?

mesh design

fiber-optic cable

email servers

web servers

mesh design

Another name for a web page's address is _____.

ISP

URL

HTTP

web server

URL

Which is an email protocol that retrieves email without deleting the email and its attachments from the server?

Internet Message Access Protocol (IMAP)

Simple Network Management Protocol (SNMP)

Simple Mail Transfer Protocol (SMTP)

Post Office Protocol version 3 (POP 3)

Internet Message Access Protocol (IMAP)

Which term describes a protocol to manage a network, able to configure a network, monitor activity, and control devices?

Simple Network Management Protocol (SNMP)

Internet Message Access Protocol (IMAP)

Simple Mail Transfer Protocol (SMTP)

Post Office Protocol version 3 (POP 3)

Simple Network Management Protocol (SNMP)

Computer networks allow computers to send information to each other. What is the term used to describe the basic unit of data passed from one computer to another?

transmission

message

package

packet

packet

A data ___ is the precisely formatted unit of data that travels from one computer to another.

packet

Which of these is not a potential cause of data loss?

network congestion

firewall

human error

using the ARP protocol

using the ARP protocol

What data unit is addressed based on the IP address of the recipient?

section

segment

frame

packet

packet

Suppose you have one particular application that is trying to send data on the Internet but none of the data is making it to the destination. Other applications work fine. What might you suspect is happening?

The network connection is broken.

Data loss is occurring due to network congestion.

The network is experiencing latency.

Firewall is blocking that application.

Firewall is blocking that application.

What data unit is encapsulated inside a packet?

segment

session

frame

datagram

segment

___: You connect your phone to the wireless router in your home.

LAN

___: An undersea cable connects the United States network to the European network.

WAN

Connecting to a ___ usually involves using a public network with phone lines or satellite signals to relay the messages.

WAN

A ___ is the smallest of the network types and provides connectivity for one person’s devices.

personal area network

A ___ covers several adjacent buildings of a school and business.

campus area network

Which of these is one of the core functions of an operating system?

sending and receiving email

monitoring for malware

running applications

browsing the web

running applications

Which of these are among the core functions of an operating system? Select 3 options.

A. booting the device

B. managing devices

C. sending and receiving email

D. browsing the web

E. managing file operations

A, B, E

Which operating system comes on many non-Apple smartphones?

Android

UNIX

iOS

macOS

Android

Which operating system comes on an iPad?

Linux

macOS

Android

iOS

iOS

Which of these is a tool for creating mobile apps?

Appy Pie

Apple Pie

C++

C#

Appy Pie

You can buy new applications at a retail store on DVD for ___

laptops

___ use only apps acquired from app stores.

Tablets

Xcode, Swift, and Appy Pie are all tools for doing what?

Responses

writing code in C#

creating apps to run on a desktop or laptop

creating smartphone apps

writing code in Java

creating smartphone apps

What type of file is MyFile.exe?

data file

helper file

batch file

executable file

executable file

Which of these file formats would you choose if you had to create a very small and compact raster image for a website?

Portable Network Graphic (png)

Tagged Image File Format (tif)

Joint Photographic Experts Group (jpg)

Graphic Interchange Format (gif)

Joint Photographic Experts Group (jpg)

Which of these file formats would you choose if you had to create a vector graphic?

Microsoft PowerPoint (pptx)

Graphic Interchange Format (gif)

Adobe Illustrator (ai)

Portable Network Graphic (png)

Adobe Illustrator (ai)

What function does MyFile.dll have?

batch file used to run programs

helper file used by executables

data file for storing program data

executable file used by Windows

helper file used by executables

One day you tap your smartphone screen to turn it on, and nothing happens. It appears to be turned off and will not turn on. What should you try first to fix it?

plug it into a charger for an hour

submerge it in a bag of rice for 24 hours

perform a soft reset

perform a hard reset

plug it into a charger for an hour

Suppose you are purchasing a game at a local retail store that comes on DVD. In order to install it on your laptop, what must the laptop have?

an external monitor

an internet connection

an optical drive

a keyboard with a separate keypad for the arrow keys

an optical drive

Even after charging your smartphone for several hours, it still appears completely turned off and will not turn on. What should you try next to restore it to health?

perform a hard reset

perform a soft reset

plug it into a charger for another hour

submerge it in a bag of rice for 24 hours

perform a soft reset

Suppose you need a spreadsheet application. When shopping for the right one, what is the most important factor to consider?

the monitor size

the keyboard layout

the operating system platform

the type of pointing device you use

the operating system platform

___ allows you to break down a complex problem into understandable parts so that step-by-step solutions can be found. It includes four techniques.

Computational thinking

___ is a technique for breaking a problem down into smaller, less complex parts.

Decomposition

___ involves looking for similarities.

Pattern recognition

___ is a technique where the general characteristics are kept and the details are hidden.

Abstraction

Taking a group of recipes and identifying the similarities is an example of _____.

Responses

abstraction

decomposition

pattern recognition

refinement

pattern recognition

Taking a recipe and breaking it down into its individual sections, like ingredients, preparation, cooking instructions, and nutritional information, is an example of _____.

decomposition

abstraction

pattern recognition

refinement

decomposition

Through the use of computational thinking techniques, models and algorithms can be created. A(n) ___ can be created that represents the generalized problem. A(n) ___ or set of step-by-step instructions, can be developed to solve the problem.

model, algorithm

What is the result of the arithmetic operation?

5**2 =

25

Which data type is 2.5?

string

int

float

single

float