Reading: Scanning and Language Functions Quiz

What was the main characteristic of the first computers' memory?

Bubble memory

Semiconductor memory

Magnetic memory

Core memory (correct)

Which type of memory utilizes a grid of fine vertical and horizontal wires with ferrite rings at each intersection?

Bubble memory

Core memory (correct)

Semiconductor memory

Magnetic memory

What does each core in core memory represent?

A decimal number

A hexadecimal digit

An analog value

A binary digit (0 or 1) (correct)

How has the memory capacity of computers evolved over time?

From around 80,000 bits to millions of bits Signup and view all the answers

What technology enabled the reduction in size and cost of mainframes?

Transistors Signup and view all the answers

During the 1950s, 1960s, and up to the mid-1970s, what type of memory dominated the computer market?

Core memory Signup and view all the answers

What is a characteristic of semiconductor memory mentioned in the text?

Capable of storing information at a greater density Signup and view all the answers

What is the primary advantage of bubble memory over existing memories?

Greater information storage density Signup and view all the answers

Which technology is capable of retaining information during a power failure?

Core memory Signup and view all the answers

What is a significant benefit of the ability to etch thousands of integrated circuits onto a tiny piece of silicon?

Smaller, faster, and cheaper computers Signup and view all the answers

What is the primary purpose of the Factory Design Pattern mentioned in the text?

To facilitate the creation of instances and promote reuse Signup and view all the answers

In the context of the Factory Design Pattern, what role does the Factory class play?

It serves as an intermediary between the client and the objects being created Signup and view all the answers

When should the Shopping Cart Design Pattern be used according to the text?

When users can buy multiple products or instances, and may return at a later time for shopping or payment Signup and view all the answers

Why is it important for software engineers to utilize design patterns like Factory and Shopping Cart in their applications?

To establish best practices and maintainable code structures Signup and view all the answers

Reading: Scanning and Language Functions Quiz

Questions and Answers