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What marked the beginning of widespread commercial use of mainframe computers?

The introduction of personal desktop productivity software tools
The introduction of the IBM 1401 and 7090 transistorized machines (correct)
The proliferation of PCs in the 1980s
The introduction of the IBM 360 series

Which era saw the introduction of personal desktop productivity software tools?

General-Purpose Mainframe and Minicomputer Era
Personal Computer Era (correct)
Transistorized Machines Era
Evolution of IT Infrastructure Era

At what point did mainframe computers become powerful enough to support thousands of online remote terminals?

1965 (correct)
1981
1959
1990s

What type of machines marked the beginning of widespread commercial use of mainframe computers?

Transistorized machines in 1959 (D) Signup and view all the answers

In client/server computing, what is the role of the client?

Acting as the user point of entry (D) Signup and view all the answers

What is the main characteristic of Cloud Computing Model?

Access to a shared pool of computing resources over a network (C) Signup and view all the answers

What is the purpose of enterprise-wide infrastructure in the Enterprise Computing Era?

Integrating disparate networks and applications throughout the firm (C) Signup and view all the answers

What determines the power of personal computers, according to the text?

Capacity and flexibility (D) Signup and view all the answers

What is the function of the control unit in a CPU?

Tells the computer system how to carry out a program’s instruction (C) Signup and view all the answers

What type of memory is volatile and loses its contents when the computer is powered off?

RAM (B) Signup and view all the answers

What does the acronym 'BIOS' stand for in the context of computer hardware?

Basic Input/Output System (C) Signup and view all the answers

What does a TV tuner do when installed in a computer system?

Allows the computer to receive and display television signals (B) Signup and view all the answers

What is the primary characteristic of secondary storage?

Nonvolatile storage (D) Signup and view all the answers

What technology do ink-jet printers use to produce images?

Spray ink at high speed (C) Signup and view all the answers

What causes 'tablet hunch' as mentioned in the text?

Improper alignment of the head to the viewing surface (B) Signup and view all the answers

How do hard disks store and organize files?

By altering the magnetic charges of the disk's surface (B) Signup and view all the answers

Which type of mouse has no moving parts and uses radio waves or infrared light waves for operation?

Wireless mouse (A) Signup and view all the answers

What type of scanner is commonly used in grocery stores for automated checkout and inventory control?

UPCs and MaxiCode readers (B) Signup and view all the answers

What type of readers contain tiny chips embedded in items and can be read using an RFID reader located several yards away?

RFID Readers (D) Signup and view all the answers

Which type of output device is known for delivering a much clearer and more detailed image than regular HDTV?

Ultra High-definition television (UHDTV) (D) Signup and view all the answers

What are the characteristics of solid-state devices (SSDs)?

They are faster and more durable than hard disks, and widely used in laptops and smartphones (B) Signup and view all the answers

What is the main function of a Storage Area Network (SAN)?

To link remote computer storage devices and provide efficient and secure access (A) Signup and view all the answers

What is the potential impact of quantum computing?

It will allow for tectonic shift in architectures and software (A) Signup and view all the answers

What is the role of nanotechnology in computer science?

It enables the perception, measurement, and building of materials at the nanometer scale (B) Signup and view all the answers

What is the main advantage of using a cloud storage service?

File sharing and collaboration (C) Signup and view all the answers