Question 11 (1 point) A _____ is a telecommunications hardware device that conve

Question

Question 11 (1 point)

A _____ is a telecommunications hardware device that converts communications signals so they can be transmitted over the communication media.

Question 11 options:

register

modem

multiplexer

switch

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Question 12 (1 point)

The smallest piece of data used by a computer is a(n) _____.

Question 12 options:

entity

byte

bit

character

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Question 13 (1 point)

With _____, a software engineer drags and drops graphical objects such as buttons and menus onto an application form.

Question 13 options:

assembly language

machine code

visual programming

fourth generation language

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Question 14 (1 point)

Telecommuting is well suited for people who _____.

Question 14 options:

work as real estate agents

require frequent face-to-face interaction

need much supervision

have very short-term deadlines

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Question 15 (1 point)

_____ is a developing network wireless communications frequently used in security systems for sensing and controlling energy-consuming devices.

Question 15 options:

Wi-Fi

Bluetooth

ZigBee

WiMax

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Question 16 (1 point)

_____ is a very short-range wireless connectivity technology designed for consumer electronics, cell phones, and credit cards.

Question 16 options:

Microwave transmission

Wireless mesh

Near field communication (NFC)

Wi-Fi

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Question 17 (1 point)

The _____ techniques of the operating system increases the amount of processing that can be accomplished in a given amount of time.

Question 17 options:

user interface

networking capability

file management

task management

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Question 18 (1 point)

A _____ is a description that involves "telling" the database management system (DBMS) the logical and physical structure of the data and the relationships among the data for each user.

Question 18 options:

query

record

schema

field

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Question 19 (1 point)

A ______ is a collection of instructions and commands used to define and describe data and relationships in a specific database.

Question 19 options:

data dictionary

schema

data definition language

data manipulation language

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Question 20 (1 point)

_____ is a special-purpose programming language for accessing and manipulating data stored in a relational database.

Question 20 options:

Query by Example (QBE)

Access

Structured Query Language (SQL)

Java

register

modem

multiplexer

switch

Explanation / Answer

Question number.11
A. Modem

Question number.12
A. Bit

Question number.13
A. Visual programming

Question number.14
A. Have very short-term deadlines

Question number.15
A. Wi-Fi

Question number.16
A. Near Field Communication(NFC)

Question number.17
A.Task Managemnet

Question number.18
A. Schema

Question number.19
A. Schema

Question number.20
A. Structured Query Language(SQL)

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