Jeopardy K201 – The Computer In Business Exam Review 2 Manjit Trehan

The System Unit Input And Output Secondary Storage Comm. And Networks Privacy And Security Databases

The System Unit Answer: Question: Back These are three Character Encoding Schemes. What are ASCII, EBCDIC, and Unicode?

The System Unit Answer: Question: Back This number representation system uses only two digits. What is Binary System?

The System Unit Answer: Question: Back This part of the CPU performs operations like ADD, MULTIPLY, COMPARE. What is ALU (Arithmetic-Logic Unit)?

The System Unit Answer: Question: Back Memory used to improve processing by acting as a temporary high-speed holding area. What is Cache?

The System Unit Answer: Question: Back This processor is designed to handle the requirements related to 3-D images. What is a GPU (Graphics Processing Unit) or a Graphics Coprocessor?

The System Unit Answer: Question: Back These link the CPU to various other components on the system board. What are bus lines?

Input And Output Answer: Question: Back This is the most frequently used output device. What is a monitor?

Input And Output Answer: Question: Back Property that indicates the number of pixel columns and the number of pixel rows that a display device has. What is resolution?

Input And Output Answer: Question: Back This is the distance between pixels on a display device. What is dot pitch?

Input And Output Answer: Question: Back This type of a monitor activates each pixel independently without scanning down the screen. What is an Active-matrix monitor?

Input And Output Answer: Question: Back Printer resolution is not measured in total number of dots on a page, instead we use this to measure this capability. What is DPI (Dots Per Inch)?

Input And Output Answer: Question: Back This type of a device combines the capabilities of a scanner, printer, fax, and copy machine. What is a Multifunctional device (MFD)?

Secondary Storage Answer: Question: Back This is what happens when the read/write head of a hard- disk makes contact with the disk’s surface. What is a head-crash?

Secondary Storage Answer: Question: Back An enhancement that improves hard-disk performance by anticipating data needs. What is Disk caching?

Secondary Storage Answer: Question: Back Storage devices that have no moving parts and function somewhat like memory are known as this. What is Solid-state storage?

Secondary Storage Answer: Question: Back In optical storage, a laser beam detects these flat and bumpy areas on the storage medium. What are lands and pits?

Secondary Storage Answer: Question: Back This type of CDs can be erased and reused multiple times. What are CD-RWs?

Secondary Storage Answer: Question: Back These are virtual storage devices on the Web. What are Internet Hard Drives?

Communications And Networks Answer: Question: Back These cables consist of pairs of copper wires that are twisted together. What are Twisted-pair cables?

Communications And Networks Answer: Question: Back The process of converting from digital to analog signal used by a modem. What is Modulation?

Communications And Networks Answer: Question: Back A measurement of the width or capacity of a communication channel. What is Bandwidth?

Communications And Networks Answer: Question: Back Also known as low bandwidth, it is used for standard telephone communication. What is Voiceband?

Communications And Networks Answer: Question: Back For years, these special high speed lines have been leased by large corporations for all digital communications. What are T1 and T3?

Communications And Networks Answer: Question: Back This is the standard protocol for the Internet. What is TCP/IP?

Privacy And Security Answer: Question: Back These are standards of moral conduct. What are Ethics?

Privacy And Security Answer: Question: Back Files deposited on your hard disk from websites for monitoring web activities. What are Cookies?

Privacy And Security Answer: Question: Back Malicious programs that attach themselves to various programs and databases. What are Viruses?

Privacy And Security Answer: Question: Back A malicious program that does not attach itself to programs, but instead fills a computer system with self-replicating information. What is a Worm?

Privacy And Security Answer: Question: Back This attempts to trick Internet users into thinking that a fake but official looking site is legitimate. What is Phishing?

Privacy And Security Answer: Question: Back Using devices such as fingerprint and iris scanners for verifying a user’s identity. What is Biometric scanning?

Databases Answer: Question: Back A collection of attributes such as name, and address that describe an entity. What is a Record

Databases Answer: Question: Back A field that uniquely identifies records in a database table. What is the Primary Key?

Databases Answer: Question: Back Programming language used for maintaining and analyzing data. What is Structured Query Language (SQL)?

Databases Answer: Question: Back This type of a database uses tables to store data with some common information among tables. What is Relational Database?

Databases Answer: Question: Back Searching data warehouses to look for related information and patterns. What is Data mining?

Databases Answer: Question: Back This type of database stores information in several locations to make it accessible through the network. What is a Distributed database?