quiz 1.3

Which of the following statements is true regarding ARPANET? Select 3 options.

It was created to connect geographically dispersed researchers with high powered research computers The first message was sent through ARPANET in 1969 and it was decommissioned in 1990. It led to the development of the Internet.

a central processing unit on a single chip

microprocessor

The task is to ask the user for three numbers and find the average. Which pseudocode gives you the comment outline for the task?

# ask the user for three numbers# add the numbers# divide by 3# print the average

Which statement is true?

A comment line begins with #.

Grace Hopper's idea that a programming language should run on different machines, led to the development of _____, which was the first widely used programming language.

COBOL

worked with Ada Lovelace to develop the first general-use mechanical computer, called the Analytical Engine.

Charles Babbage

refers to the increasing accessibility of technology, allowing more people to access and create content and applications.

Democratization of technology

______ is related to the design of technologies to improve how people communicate with devices and applications to enter input and receive output.

Human computer interaction

_____ , developed by the National Science Foundation, evolved into the modern Internet backbone structure.

NSFNET

Which shape is used for input and output?

Parallelogram

includes the technologies used to support virtual communities and the sharing of content.

Social media

invented the transistor and started a company that led to the growth of Silicon Valley as a technology hub.

William Shockley

The original ARPANET had four nodes and connected groups at ______ to research computers that were geographically dispersed.

academic institutions

software or service available to help people cooperate on projects and accomplish tasks together

collaboration tool

computer program, developed by Grace Hopper, that translates higher level programming languages into machine-code

compiler

Before you write a computer program, what can you use for planning? Select 2 options. flowchart flowplan pseudocode flowcode pseudochart

flowchart Psuedocode

What is the purpose of this parallelogram shape in a flowchart? process input or output decision start or end

input or output

When an online auction site increases its number of users, then the value of the site increases for everyone. This is an example of the _____.

network effect

as communities or networks of people grow, the value of the network increases

network effect

technologies that support virtual communities and the sharing of content

social media