Worksheetsикт 4
Total questions: 75
Worksheet time: 38mins
Interface evaluation type, which is considered as an intermediate stage between the subjective and objective evaluation methods and also based on expert verification?
Expert based evaluation
Objective evaluation
Experimental evaluation
_______ is the stages of the interface or software development, the process of creating a prototype of the program or the layout of the program (project, trial version)
Prototyping
Command line interfacе
Graphical user interface
Which of the following is a type of prototyping?
Extreme prototyping, Evolutionary prototyping, Rapid prototyping, Extreme and Evolutionary prototyping
Command line interface
Prototyping
A type of prototyping which consists of three-phases and mostly used to create web applications
Extreme prototyping, Rapid prototyping, Evolutionary prototyping
Defense Business Management System
Database and Media Systems
What is DBMS
Database Management System
Data Manipulation Software
Database and Media Systems
The following are functions of a DBMS except
creating databases
processing data
administrating databases
Which one is an example of
DBMS IBM DB2, My SQL, Oracle, DB2
processing data
administrating databases
SQL stands for________
Structured Query Language
Structures Question Language
Sequential Question Language
What are the 4 types of database models?
hierarchical, network, object oriented, relational
hierarchical, network, logical, physical
historical, network, physical, relational object
Windows Folder Directory is an example of ______
Object oriented
Relational
Hierarchical
In ________ all data is stored in simple tables, divided into rows and columns, at the intersection of which information about the data is located.
Relational data model
Hierarchical data model
Object oriented data model
Text data types (character)
CHAR, VARCHAR
INTEGER
LOGICAL
Database Relations Types
Many-to-many, One-to-many, One-to-one, Many-to-one
INTEGER
LOGICAL
_________ makes sure that the table does not have the same entries and Null values. It also provides a logical connection between tables in the same database.
Primary key
Foreign key
DB models
Why use a network?
To easily share documents
Share viruses
To lose data
What does LAN stand for?
Local Area Network
Local Art Network
Localise Aerial Network
Which protocol translates network address (such as IP addresses) into terms understood by humans (such as Domain Names) and vice-versa
DNS
DHCP
FTP
___________ builds a table of the MAC addresses of all the devices connected to it.
Router
Bridge
Hub
For a computer to communicate with other computers and Web servers on the Internet, it must have a unique __________
IP addresses
Protocols
NIC
Why Ethernet is one of the most popular LAN technologies?
Is easy to implement, manage, and maintain, Provides extensive flexibility for network installation, Allows low-cost network implementations, Guarantees interoperability of standards-compliant products, regardless of manufacturer.
technogenic sources leading to failures of hardware and software or software errors
anthropogenic sources caused by accidental or deliberate actions of subjects
__________ is a set of rules that governs the communications between computers on a network.
Protocol
Network topology
Network architecture
___________ is designed to connect a group of computers in close proximity to each other such as in an office building, a school, or a home.
WAN
LAN
SAN
A router can
Forward data packets
Repeat signals
absorb data packets
What term describes the physical layout of a network?
Topology
toppology
topping
The internet is the worlds biggest
WAN
LAN
DSN
What is the function of hub and switch ?
act as a processor of the data
act as the centralized nod
act as a storage of the data
All computer are connected to the single backbones. Which topology is that ?
Bus
Tree
Star
What are the ADVANTAGE of bus topology and star topology ?
f the backbone is failed. It will affect the whole system
If the central host is down the entire system will down
If one computer is down . It will not affect the whole system
You have learned that there are three types of network topology. Which one is NOT network topology ?
WAN
BUS
RING
Sources of threats that cause security of information systems
spontaneous sources caused by natural disasters or force majeure, technogenic sources leading to failures of hardware and software or software errors, anthropogenic sources caused by accidental or deliberate actions of subjects, deliberate actions of subjects i
is the checking authority or checking the user's right to access specific resources and perform certain operations on them
leads the failures of hardware and software
Authentication ...
is the checking authority or checking the user's right to access specific resources and perform certain operations on them
is the user's address information
is the process of recognizing a user by his identifier
Requirement for strong password
contain at least 8-9 characters, inclusion of at least one special character, a mixture of both uppercase and lowercase letters,a mixture of letters and numbers
studies the design and use of computer technology, focused on the interfaces between users and computers
studies how to set up a computer
Firewall
is a protective screen between the global Internet (WAN) and the local area network (LAN) of an organization
leads the failures of hardware and software
prevents viruses from appearing on computer
Cryptology is divided into two areas such as
cryptography and cryptanalysis
cryptography and cryptocurrency
cryptanalysis and cryptobank
Asymmetric encryption al gorithm
RSA
Blowfish
Grasshopper
Depending on the habitat, the main types of computer viruses are
leads the failures of hardware and software
cryptography and cryptanalysis
software viruses,network viruses, boot viruses, macro viruses
Which of these are antivirus programs
Kaspersky, Bitdefender, AVG AntiVirus
RSA, AES, Blowfish
Grasshopper, Camellia, Twofish
The main signs of a virus on the PC:
slow computer work, a significant increase in the number of files on disk, disappearance of files and directories or distortion of their contents, directories or distortion of their contents
leads the failures of hardware and software
prevents viruses from appearing on computer
One type of Internet fraud, the purpose of which is to gain access to confidential user data - logins and passwords.
Trojan horses
logic bombs
Phishing
Internet Services are…
Communication services, Information retrieval services, World wide web (WWW) and Web services, Web services
a significant increase in the number of files on disk
disappearance of files and directories or distortion of their contents
__________ is a way of exchanging information between computers on the Internet, tying them together into a vast collection of interactive multimedia resources
HTML
WWW
URL
______ is used to protect confidential data and financial information transmitted over the Internet - for example, to protect banking transactions of an online store, registration information on social networks, or information about the accounts of users of online banking systems
HTTP
IP
HTTPS
_________ starts with "http://" or "https://" followed by "www," then the website name. That can then be followed by the address of specific pages or directories followed by specific pages.
URL
Browser
Web server
ICT in education
All the mentioned
Reduces barriers of place and time
Motivates students for self-learning
Universal ICT applications and tools in Education
All of these
Presentations
Spreadsheets
The brains of the computer is :
CPU
RAM
ROM
A set of instructions and documentation that tells the computer what to do or how to complete the task.
Software
Hard drive
Hardware
Which of the following refers to "internal hardware"
CPU, RAM, Hard Drive
keyboard, mouse, the printer
scanner, monitor, CPU
This does not apply to physical, touchable, parts of a computer system
Software
CPU
Motherboard
Non-volatile memory
ROM
Motherboard
Hard disk
A program or a set of instructions and applications used to manage and control various functions of a device such as a computer
Software
Hardware
Motherboard
Operating system is an example of
System software
Application software
Execution program
Examples of application software
Paint, Microsoft Excel, Skype
Utilities, Microsoft Office
Windows, Mac OS
Human Computer Interaction
studies the design and use of computer technology, focused on the interfaces between users and computers
studies proper operations of computer programs
studies internal and external components of the computer
A type of interface that allows users to interact with a computer operating system by entering (typing) commands
Command line interface
Graphical user interface
Gesture based interface
A set of programs to operate the computer -
System software
Service Software
Application software
An applied program for solving certain tasks in a particular subject area –
Application software
Service Software
System software
What is DBMS?
Database management system
Data Manipulation Software
Defense Business Management System
What are included in the basic structure of a computer?
The monitor, keyboard, system unit
The printer, system unit, monitor, mouse
The monitor, keyboard, system unit, modem
A collection of programs and procedures for making a computer perform a specific task is called…
software
floppy disc
execution program
A database table in Access consists of:
Fields and records
Forms and Reports
Fields and columns
What key combination copies the object?
Ctrl + V
Ctrl + C
Ctrl + D
What is a computer virus?
A specially written program of small size, which can distort and destroy information on your computer
Programs that do not allow to open the data with a password
The program reduces the file size by compression
Physical parts that make up a computer system:
software
hardware
peripherals
Large-capacity permanent storage used to hold information such as programs and documents -
Hard disc
Sound card
Motherboard
These keys are used to type capital letters
Caps Lock
Space Bar
Windows
Choose audio file extensions
.mp3
.docx
HTTPS …
stands for “Hyper Text Transfer Protocol Secure”
stands for “Hyper Text Transfer Protocol Safety”
Secure means that the data transferred electronically is descripted
What you can do with the cloud?
Store, back up and recover data
Create a new computer
Store, back up and recover data only on your computer’s HDD
Operating systems developed by Microsoft
MS-DOS
Mac
Linux
What symbol should be put in the cell address in the formula to make the Absolute reference in Excel?
$
@
%
What is a shortcut?
a graphical representation of the object
a command
a pointer to an object
Local computer network is ?
the network to which all computers of one settlement are connected
the network to which all computers in the same building are connected
the network to which all the computers of the country are connected
Which one of the following devices do you need to be able to communicate with other computers using the telephone network?
CD-ROM
Modem
Printer
Network is :
a system of linked PC
making a net
fishing
