Chapter 4 and 5 Connect

A byte is formed by a group of _____.

8 bites

When you reboot your system, the computer follows start-up instructions stored in this type of memory.

flash

Which of the following is a function of the control unit?

It directs the movement of electronic signals between memory and the arithmetic-logic unit.

This operating system is widely used by servers on the web, mainframe computers, and very powerful personal computers.

UNIX

Which of the following can be used to connect several devices to the system unit and are widely used to connect keyboards, mice, printers, storage devices, and a variety of specialty devices?

USB port

Pathways that support communication among the various electronic components on the system board are called _____.

bus lines

Which of the following is not a popular desktop operating system?

android

This type of embedded operating system is used by smartphones.

mobile

The system board is also known as the _____.

motherboard

Which of the following is not a popular mobile operating system?

mountain lion

Most operating systems support the ability to switch between different applications. This is called _____.

multitasking

All of the following are commonly used units of measurement to describe memory capacity, except _____.

nanobyte

The operating system is often referred to as the software environment or software _____.

platform

This character encoding scheme allows non-English characters and special characters to be represented.

unicode

With this type of memory, large programs are divided into parts and the parts are stored on a secondary device, usually a hard disk.

virtual

These specialty chips are designed to improve specific computing operations such as displaying 3D images and encrypting data.

coprocessors

A computer can become infected with viruses in all the following ways, except by _____.

creating a new folder on your computer

In many application programs, this feature is used to provide information or request input.

dialog boxes

The windows troubleshooting utility that identifies and eliminates nonessential files is called _____.

disk cleanup

Which of the following ports provide high-speed connections for external hard-disk drives, optical discs, and other large secondary storage devices?

eSATA

Most personal computers allow users to expand their systems by providing these on the system board.

expansion slots

A standard desktop computer comes with an embedded operating system.

false

ASCII supports languages such as Chinese and Japanese.

false

Based on the MAC OS, Android is designed for Apple's iPhone, iPod Touch, and iPad.

false

Because Mac OS X market share is so large, more application programs are developed to run under Mac OS X than any other operating system.

false

Firewire ports are used to connect keyboards, mice, printers, and storage devices.

false

Graphics cards connect the system board to secondary storage.

false

Parallel processing requires a computer to perform one complete task before beginning the next task.

false

Programs such as word processors and spreadsheets are known as utilities.

false

Running File History improves system performance.

false

Smartphones generally include a network operating system.

false

Starting or restarting a computer is called tasking the system.

false

System software cannot handle technical details without user intervention.

false

System software is a single program.

false

The ALU tells the rest of the computer system how to carry out a program's instructions.

false

The number of bits that can travel simultaneously down a bus is known as the word size.

false

Utility suites come with one program only.

false

Virtual memory is stored on a RAM chip.

false

Which of the following offers a combination of the features of RAM and ROM?

flash memory

When a file is broken up into small parts that are stored wherever space is available, the hard disk is said to become _____.

fragmented

Laptops and tablets use _____ that are typically located outside the system unit.

AC Adaptors

Frequently-accessed information is held in _____.

cache memory

In most personal computer systems, the CPU is contained on a single chip called the _____.

microprocessor

A 32-bit-word computer can access _____.

4 bytes at a time

Which of the following is not a character encoding standard?

CISI

A type of specialty processor devoted exclusively to protecting your privacy.

Cryptoprocessor

The category of operating system used for handheld devices.

Embedded

A utility program that makes a copy of all files or selected files that are in the libraries, contacts, and favorites and on the desktop.

File History

Before sending a large file over the Internet, you might want to use one of these programs.

File compression program

These types of ports typically provide high-speed connections to specialized devices such as camcorders and storage devices.

FireWire

This version of UNIX is an open source operating system that is an alternative to Windows.

Linux

Which of the following ports is used for connecting musical instruments to a sound card?

MIDI

This version of Mac OS X has improved power management and enhanced workflow options for multiple monitor setups.

Mavericks

Which of the following allows a computer to run two or more operations simultaneously?

Multicore processors

Term used to describe the number of bits that a CPU can access at one time.

word

Which of the following is not a function of the operating system?

Providing Internet access

When a single physical computer runs this type of software, it operates as though it were two or more separate and independent computers.

Virtualization

Integrated circuits must be mounted on _____, which are then plugged into the system board.

chip carriers

Tiny circuit boards etched onto squares of sandlike material, called silicon, are called _____.

chips

The processing speed of a microprocessor is typically represented by its _____.

clock speed

With these systems, input and output devices are located outside the system unit.

desktop systems

In a virtualized environment, this operating system runs on the physical machine.

host

For multicore processors to be used effectively, computers must understand how to divide tasks into parts that can be distributed across each core—an operation called _____.

parallel processing

This operating system is designed to run only with Apple computers.

mac os

There are several ways in which you can "catch" a computer virus.

true

USB ports are used to connect keyboards, mice, printers, storage devices, and a variety of specialty devices.

true

This system software is responsible for managing your computer's resources including memory, processing, and storage.

operating system

VGA and DVI ports provide connections to monitors.

true

When a single physical computer runs a special program known as virtualization software, it operates as though it were two or more separate and independent computers, known as virtual machines.

true

Which of the following is not a system software program type?

sectors

In a network operating system, this computer coordinates all communication between computers.

server

On the motherboard, the connection points for chips are referred to as _____.

sockets

This type of computer is a thin slab that is almost all monitor with the system unit located behind the monitor.

tablet

eSATA ports provide high-speed connections for external hard-disk drives, optical discs, and other large secondary storage devices.

true

64-bit-word computer can access 8 bytes at a time.

true

A bus is a pathway for bits representing data and instructions.

true

Computers require direct current (DC) to power their electronic components and to represent data and instructions.

true

Google's Chrome OS integrates with web servers using cloud computing and storage to run applications and to perform other functions.

true

HDMI ports make it possible to use a computer as a video jukebox or an HD video recorder.

true

In a network environment, the network server computer coordinates all communications between the other computers.

true

Linux is a popular and powerful alternative to the Windows operating system.

true

MiniDP ports are an audiovisual port typically used to connect large monitors.

true

On a disk, a track is a concentric ring, and each track is divided into wedge-shaped sections called sectors.

true

RAM is considered temporary, or volatile, storage.

true

Read-only memory (ROM) chips have information stored in them by the manufacturer.

true

The control unit directs the movement of electronic signals between the memory and the ALU.

true

The operating system allows the user to interact with the application programs and computer hardware through a user interface.

true

The operating system is often referred to as the software platform.

true

The system unit, also known as the system chassis, is a container that houses most of the electronic components that make up a computer system.

true

This type of boot occurs when the computer is already on and you restart it without turning off the power.

warm boot

The most widely used personal computer operating system.

windows