Self-Test Vol. 1 Unit 3 Flashcards
What does RAM mean?
Random access memory; the CPU can address any memory location directly and read the data contained at the memory location.
What is the difference between ROM and RAM?
ROM - data stored is always there
RAM - data is lost when power is removed
What is the special type of memory used to store the BIOS settings in a PC?
CMOS
What term is used for the speed enhancement resulting from a small amount of memory placed inside the CPU or between the CPU and the computer’s main memory?
Cache
What is the “trade name” that refers to the 40-pin interface and drive-controller architecture designed to implement the ATA standard?
IDE
Which connection enables data transfer speeds of 480 Mbps and can handle up to 127 peripherals at once?
USB
How much data can be stored on a CD-R?
700 MB
Most high-volume printers can connect to a network directly using what internal device?
NIC
At the simplest level, state the two thigns that an operating system does.
Manages the systems hardware and software resources. It provides a stable, consistent way for applications to interact with hardware without having to know all of the hardware’s operational details.
Name an operating system’s six task categories.
Processor, memory, device, storage management, application, and user interface.
Name the Microsoft Windows family of operating systems.
Windows 98, Windows NT, Windows 2000 series, Windows XP, Windows Vista, Windows 7 and Windows 8
What is a domain?
A collection of computers defined by the administrators of a Windows Server network that share a common directory/database.
When did Bell Labs develop the UNIX operating system?
1970’s
What do you call the UNIX program that you interact with directly from your terminal or workstation?
Shell
Name four common UNIX shells.
Bourne, Korn, C, and Restricted Shell
