CIS120 T/F Test #2

Hard drives have been growing in storage capacity by about 50% each year.

Desktop computer systems are less reliable than laptop computers.

The use of multiple cores on one CPU chip allows the execution of two or more sets of instructions at the same time.

Accessing data from the hard drive to send to the CPU is faster than accessing data from RAM.

The heads of a hard disk drive touch the surface of the platter to read or write the data.

Optical discs store data using tiny pits and lands.

Video cards include their own RAM.

When using multiple monitors, you must have multiple video cards.

If you reformat the hard drive on a computer, it erases all personal information from your computer and makes it safe to donate.

Limiting your signal range does not help increase wireless network security.

The Internet is a WAN.

In a peer-to-peer network, one computer acts as the central computer.

Most computers today come with Ethernet adapters already installed.

Wireless network connections are slower than wired broadband connections.

Wireless networks are more vulnerable to attack than wired networks.

VoIP stands for Voice over Internet Protocol.

A tablet uses a full traditional operating system.

Every new cell/smartphone has to include a GPS chip.

iPhones let you add SD flash cards.

There are more virus attacks on cell phone and smartphones than there are on PCs.

With Skype software installed on your phone, you can call any phone number for free.

When converting analog waves to a series of numerical values, the higher the sampling rate, the more accurately the original wave can be re-created.

The conversion rate is the number of times per second that the analog signal is measured and converted into a digital value.

Smartphones all use the Android operating system.

Raw files are larger than JPEG files.

DRM-free music can legally be moved from system to system.

An encryption virus replicates itself onto a hard drive's master boot record.

A stealth virus is designed to infect multiple file types to fool the antivirus software.

To create a secure password, you should use a mixture of uppercase letters, lowercase letters, and symbols.

Ethical hackers are also known as white-hat hackers.

Creating and spreading online viruses is a cybercrime.

All viruses cause serious destruction of computer data.

A macro virus is a virus that is attached to a file such as a Word document or Excel workbook.

A virus signature is a portion of virus code that is unique to a particular computer virus.

A zombie is another person's computer controlled by a hacker.

The tag informs a browser that the text that follows the tag should be italicized.

The United States government is in charge of the Internet.

Client-side programs run on a web server rather than on your computer.

Most instant messaging services provide a high level of encryption for their messages.

An applet is a small application that resides on a server but is downloaded to, and run on, the client computer.

FTP enables files to be downloaded or uploaded between computers.

When using packet switching, packets are always sent over the same route.

LinkedIn is one the most popular instant messaging services.