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2 жауапты 30 сурак

Total questions: 30

Worksheet time: 23mins

Name
Class
Date
1.

Choose the device and media for storing and transferring data:

a)

External hard disk

b)

Mouse

c)

Keyboard

d)

Monitor

e)

Network disk drive

2.

Used to produce audio output

a)

Speakers

b)

Monitor

c)

CD/DVD drive

d)

System unit

e)

Headphones

3.

What is a computer ?

a)

analog signal processing device

b)

storage of commands of the executable program

c)

electronic circuit that controls the operation of the external device

d)

device that can be instructed to carry out sequences of arithmetic or logical operations automatically via computer programming

e)

programmable device that can store, retrieve, and process data

4.

What keys allow you to enter the BIOS when you turn on your computer

a)

Alt

b)

Enter

c)

:Del

d)

:F2

e)

:Home

5.

Specify the most complete list of the main PC devices

a)

:hard drive

b)

CPU

c)

RAM

d)

:ALU

e)

CU

6.

The modem is ... coordinating the work .... and the telephone network." Instead of a dot, insert the corresponding words:

a)

Device

b)

:Computer

c)

the drive

d)

program

e)

post office

7.

The driver is

a)

computer device

b)

programming language

c)

application program

d)

aprogram for working with computer devices

e)

computer software

8.

What is an "address" on a computer?

a)

application software

b)

file path

c)

a sequence of disk name and folder name that leads to the file

d)

file name and extension

e)

list of computer disks

9.

: Operating system for mobile phone

a)

Android

b)

IOS

c)

MacOS

d)

Unix

e)

Windows

10.

Operating system for PC

a)

IOS

b)

WindowsPhone

c)

:Simbian

d)

Windows

e)

:Linux

11.

The information set of bases with the minimum composition forms

a)

indicator

b)

attribute

c)

sign

d)

base

e)

index

12.

All statements in the Visual Prolog language are divided into

a)

constants

b)

:facts

c)

variables

d)

:attribute

e)

:questions

13.

Database consists of ...

a)

columns (attributes)

b)

rows (records).

c)

:data

d)

database queries

e)

keys

14.

Database keys

a)

Primary key

b)

Foreign keys

c)

master keys

d)

base keys

e)

additional keys

15.

What is “big data”?

a)

Big Data are high-volume, high-velocity, and/or high-variety information assets that require new forms of processing to enable enhanced decision making, insight discovery and process optimization”.

-:Knowledge discovery in databases (KDD)

b)

Complicated (intelligent) analysis of data may make a small data “appear” to be “big”.

c)

Data to be mined

d)

Relational, data warehouse, transactional, stream, object-oriented/relational, active, spatial, time-series, text, multi-media, heterogeneous, WWW

e)

Multiple/integrated functions and mining at multiple levels

16.

Data Analytics is…

a)

Exploratory visualization – uses exploratory data analytics by capturing relationships that are perhaps unknown or at least less formally formulated

predicts categorical class labels (discrete or nominal)Complicated (intelligent) analysis of data may make a small data “appear” to be “big”.

b)

A process of inspecting, cleansing, transforming, and modeling data with the goal of discovering useful information, informing conclusions, and supporting decision-making

c)

Knowledge to be mined

d)

Big Data are high-volume, high-velocity, and/or high-variety information assets that require new forms of processing to enable enhanced decision making, insight discovery and process optimization”.

e)

Data to be mined

17.

Confidential information can be divided into:

a)

static

b)

correct

c)

subject

d)

official

e)

:dinamic

18.

Integrity of information can be divided into:

a)

static

b)

:correct

c)

subject

d)

official

e)

:dinamic

19.

Advantages of vector graphics

a)

zoom

b)

large file size

c)

small file size

d)

a lot of pixels

e)

small processing memory

20.

Graphic file formats

a)

jpg

b)

.gif

c)

.avi

d)

:.bpp

e)

.wav

21.

part of the IP address

a)

network part

b)

host part

c)

IP part

d)

domain part

e)

1 part

22.

network topology

a)

Bus topology

b)

Ring topology

c)

Circle Topology

d)

Arc topology

e)

Machine topology

23.

The Internet originated from a mix of technologies such as ...

a)

Hypertext

b)

:information storage

c)

network technologies

d)

Multimedia

e)

Message

24.

The provider is:

a)

Device to connect to the Internet;

b)

Internet service provider;

c)

The contract to connect to the Internet;

d)

Real time;.

e)

:The organization that provides Internet access services

25.

Software as a service (SaaS)

a)

model in which the consumer provides the possibility to use the application software provider running on a cloud infrastructure and accessible from various client devices or via a thin client, for example, from a browser (e.g. webmail) or through a program interface.

b)

is provided as the possibility of using cloud infrastructure for self-management processing, storage, networks and other fundamental computing resources, for example, the user can install and run arbitrary software which can include operating systems, platform and application software.

c)

is a collection of binary data stored as a single entity in a database management system. Blobs are typically images, audio or other multimedia objects, though sometimes binary executable code is stored as a blob. Database support for blobs is not universal.

d)

is a software licensing and delivery model in which software is licensed on a subscription basis and is centrally hosted

e)

database provides a mechanism for storage and retrieval of data which is modeled in means other than the tabular relations used in relational databases.

26.

: Binary Large Object (BLOB)

a)

is a collection of binary data stored as a single entity in a database management system. Blobs are typically images, audio or other multimedia objects, though sometimes binary executable code is stored as a blob. Database support for blobs is not universal

b)

database provides a mechanism for storage and retrieval of data which is modeled in means other than the tabular relations used in relational databases

c)

is a collection of binary data stored as a single entity in a database management system. Blobs are typically images, audio or other multimedia objects, though sometimes binary executable code is stored as a blob. Database support for blobs is not universal

d)

model, when the consumer is provided the possibility of using cloud infrastructure for base software for the subsequent placement of the new or existing applications (proprietary, custom-designed or purchased packaged applications)

e)

model in which the consumer provides the possibility to use the application software provider running on a cloud infrastructure and accessible from various client devices or via a thin client, for example, from a browser (e.g. webmail) or through a program interface

27.

Hyper Media f combination of

a)

Hypertext

b)

Graphics

c)

Tables

d)

Codes

e)

Databases

28.

Data can be saved on

a)

Hdd

b)

:Ssd

c)

CPU

d)

RAM

e)

Motherboard

29.

Which one is not of a computer device or system

a)

Monitor

b)

:Mouse

c)

Keyboard

d)

Scanner

e)

Printer

30.

Choose the input devices

a)

Keyboard

b)

:Mouse

c)

:Monitor

d)

CPU

e)

:Printer