The purpose of an information system’s ________ component is generating the most useful type of information for making decisions. Answer process internal data external data database

Question

Question 1

The purpose of an information system’s ________ component is generating the most useful type of information for making decisions.

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Answer

process

internal data

external data

database

Question 2

Management information system’s (MIS) ________ include programs developed in-house.

Answer

human elements

data processes

hardware components

software components

Question 3

Microsoft Access is an example of ________ in an information system.

Answer

internal data

external data

database management system

knowledge base management system

Question 4

A typical PDA includes a(n) ________.

Answer

external monitor

calendar

mouse

external keyboard

Question 5

The output of an information system is ________.

Answer

data

a database

a process

information

Question 6

Transistor was the major technology used during the _______ generation of hardware.

Answer

first

second

third

fourth

Question 7

In a(n) _______ file, each alphabetic, numeric, or special character is represented with a 7-bit binary number.

Answer

EBCDIC

Unicode

ASCII extended

ASCII

Question 8

Computers and communication systems use ________ to represent and transfer information between computers and network systems.

Answer

Optical character reader (OCR)

light pens

data codes

Magnetic ink character recognition (MICR)

Question 9

________ is a function performed by control programs that controls the transfer of data among parts of a computer system, such as exchange of information between the CPU and I/O devices.

Answer

Job management

Resource allocation

Data management

Communication

Question 10

A _______ is the size of a character.

Answer

nibble

bit

byte

word

Question 11

A(n) _______ is a type of memory that stores data sequentially.

Answer

RAM

magnetic tape

optical disk

RAID

Question 12

Data in a data warehouse can be differentiated from data in a database in that the former _______.

Answer

captures raw transaction data

is used for capturing and managing transactions

comes from a variety of sources

only keeps recent activity in memory

Question 13

The _______ approach to setting up a distributed DBMS combines fragmentation and replication.

Answer

optimization

allocation

encapsulation

normalization

Question 14

Which of the following is true of a database?

Answer

Complex requests can be difficult to handle.

More storage space is required.

Programs and data are interdependent.

More information can be generated from the same data.

Question 15

_______ gives users subtotals of various categories.

Answer

Summary data

Raw data

Open data

Metadata

Question 16

A _______ key uniquely identifies every record in a relational database.

Answer

secondary

foreign

primary

surrogate

Question 17

A _______ operation searches data in a table and retrieves records based on certain criteria.

Answer

project

join

find

select

 

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