Using Computers
This type of computer is best suited for using in a job where you have to make notes and be able to move around easily.
What is a tablet or smartphone or possibly a hybrid laptop/tablet?
**Notetaking is supported by a touchscreen-based device.
A specially designed computer language used to manipulate data in or extract data from a database.
What query language?
Number of instructions a CPU can process in one second.
What is Clock Speed?
A network that spans a long distance and connects two or more LANs.
What is a WAN?
Authentication that requires two or more evidences of authentication, usually of different types.
What is Multi-factor Authentication?
This type of file in an OS is the main means of providing coordination of hardware components.
What is driver?
A means of marking data in a document so that it is accessible to a program language.
What is markup language?
A Printed Circuit Board (PCB) with some built-in processors, sockets and slots for up-gradable components, and wires to connect them together.
What is the Motherboard?
A device that transfers data from one network to another in an intelligent way.
What is a Router?
A device that controls the flow of network traffic to protect systems from unauthorized network connections.
What is a firewall?
Piece of peripheral hardware whose name comes from "Modulator Demodulator".
What is a modem.
A database that represents data as a collection of tables in which all data relationships are represented by common values in related tables
What is relational database?
Dedicated processor that performs display functions.
What is a Graphics Processing Unit (GPU)?
1. Application
2. Transport
3. Internet
4. Network Access
Are the layers in this model.
What is a TCP/IP Model?
Process of converting readable data into unreadable characters or scrambling data
What is Encryption?
This is a form of computer data storage that allows stored data to be accessed directly in any random order. In contrast, other data storage media such as hard disks, CDs, DVDs and magnetic tape, read and write data only in a predetermined order.
What is Random-access memory (RAM).
A field (or group of fields) that uniquely identifies a given entity in a table.
What is a Primary Key?
Used in laptops and mobiles to keep them cool.
What are Heat spreaders?
The Internet's system for converting alphabetic names into numeric IP addresses.
What is DNS (Domain Name System)?
Companies can establish direct private network links among themselves or create private, secure Internet access, in effect a "private tunnel" within the Internet to another Network.
What is a Virtual Private Network (VPN)?
This interface allows the user to interact with the OS using typed commands or scripts rather than a GUI. In 2003 Dell made this computer part on its PCs an option; Apple had stopped including it on Macintoshes 5 years earlier.
What is a CLI?
A encoding standard that enables most of the languages in the world to be symbolized with a special character identification. (Ex: a, &, Õ, €)
What is Unicode?
Bus between the CPU and memory.
What is the Front Side Bus (FSB)?
A naming system used by Windows computers to locate network file shares and network printers. The format is \\computername\foldername.
What is the Universal Naming Convention (UNC)?
A clearly defined list of permissions that specifies what actions a user may perform on a shared resource or if they are authorized to use it at all.
What is an Access Control List (ACL)?