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WorksheetsИКТ сессия 6
Total questions: 100
Worksheet time: 50mins
57.Specify the universal designation of the location of the resource:
CSS//
URL//
DNS/
WWW//
HTTP
58.Specify a system for obtaining information about domains
CSS
URL
DNS
WWW
HTTP
59.Specify URL of NJSC MUA:/
rektorat@amu.kz/
htttp://www.amu.kz//
href="mail:amu@softline.kz 010000, Nur-Sultan city, Beybitshilik str., 49 а
Nur-Sultan city, Beybitshilik str., 49 а
ftp://amu.post.kz.//
60.Specify popular free instant text messaging system for mobile and other platforms://
WhatsApp//
Skype/
ICQ/
Агент Mail.ru/
Multimedia Messaging Service//
61.Which type of network topology is shown in the picture?
tree network //
multichannel (bus networks) /
ring networks
star network
ad hoc network
62.Which type of network topology is shown in the picture?
ring topology //
multichannel (bus networks)
star networks.
tree network /
ad hoc network
63.The way to connect computers, forming the following network topology.
bus topology /
ring network
star networks
tree network
ad hoc network
64.The way to connect computers, forming the following network topology
star topology.
multichannel (bus) network
ring networks //
tree network
ad hoc network
65.For information transfer in computer networks usually are used: //
Cable "twisted pair" //
Satellite Channel
Paging //
Cellular
Teletype
66.Which mailing lists do publications come to subscribers? //
subscribe //
sabscribe
subscrebe
subscrabe
sibscribe
67.To store files intended for sharing by network users, use: //
host computer
file server; //
client server
switch;//
work station.
68.The transport protocol (TCP) provides: //
reliable, streaming, connection-oriented data delivery. //
user access to recycled information;
delivery of information from the sending computer to the receiving computer;
for simultaneous demonstration of several documents /
splitting files into IP packets in the process of transferring and assembling files in the process of receiving.
69.TCP/IP –is…//
a protocol that breaks the original message into several fragments.//
Set of agreements on the rules of formation of agreements./
a group of standard protocols for exchanging data between computers on the Internet.//
Message Access Protocol./
Protocol for the physical transfer of electronic data.
70.What is the information transfer rate measurement://
bit/second//
byte/symbol//
meter/second//
km/hour
bit/byte
71.Network node is…//
a computer connected to the network and supporting the IP protocol./
a device integrating the information networks using different protocols.//
a minimum set of standard protocols.//
software which controls the information interaction of computers in the network .//
equipment, programs and data stored in the computer.
72.Rules for the exchange of information between computers over the network
protocol//
application software //
textual editor //
drivers //
network layer
73.Local area network is…//
a network which encompasses computers and peripherals connected within a room, building or nearby buildings.//
a network on which computers are great distance from each other within another city or another country.//
a network in which connected world computers network /
a network in which not connected computers network //
a token ring in which computers are located within a room.
74.A global area network refers to …//
a network in which computers are located within a room, building or nearby building.//
a network composed of different interconnected networks that cover an unlimited geographical area.//
the shortest distance between the two most distant nodes in the network //
a network in which not connected computers network //
a token ring in which computers are located within a room
75.The computer to which a permanent IP address is assigned: //
host computer //
hub //
domain //
mail server/
commutator
76.What is the name of the organization that has an IP address? //
firewall//
Gateway
provider /
browser /
navigator
77.The hub is: //
The host computer controlling the work of the entire network. //
A group of computers connected to each other. //
Communication device that connects computers to the network. //
A device that converts letters, symbols, and numbers into a sequence of signals. //
An agreement designed to protect information from interference and distortion.
78.The host computer is:
Powerful computers that are nodes of computer networks.
A group of computers connected to each other. //
Communication device that connects computers. /
A device that converts letters, symbols, and numbers into a sequence of signals. //
An agreement designed to protect information from interference and distortion
79.The computer network is: //
a complex of terminals connected by communication channels to a large computer;
combining several computers to solve problems together; //
multimedia computer with printer, fax, modem; //
a group of computers located in the same room;
fax and modem; //
80.The provider is //
Society of direct communication of the consumer with the Internet //
Server//
Device for connecting to the Internet //
Electronic Help SystemProgramming error //
81.The communication data exchange device is ... //
modem //
Printer
scanner //
mouse
keyboard
82.The correct entry IP-address is://
18.209.33.68;//
195-46-15-27;//
105/255/17.;//
74.61.20.;//
295.32.11.89;//
83.Specify the optimal topologies of the local network://
Combined topology//
Bus topology //
Star topology //
Cross topology
Ring topology
84.What is the name of the local network configuration (connection network)?//
Integration//
Resource
Schema
Form
Topology
85.What are the rules that determine the transfer of mail from one computer in the network to another?//
Protocol;//
Contract;//
Netiquette;/
Server;//
Browser;//
86.Devices for exchanging information with other computers over the telephone network: /
Scanner./
Plotter.//
Printer.//
Modem. //
Streamer.
87.Unit of data transfer rate via modem: //
Watt.//
BIT
byte
Baud
Hertz
88.Specify the most important modem characteristics: //
Data transfer rate;//
Length of cable;//
Linear dimensions; /
Weight;//
Type of information transmitted;//
89.A device that allows a computer to work in a local network;
Joystick;//
CD-ROM;//
Printer
Modem;//
Network adapter;//
90.A device required to connect computers to a local network;/
video card;//
Network Card;//
a tire;//
TV-Tuner;/
plume;//
91.The person, who manages the organization of work for participants of a local computer network is:
Operator.//
Firewall.//
Server.//
System Administrator./
Browser
92.A special computer dedicated for sharing by network members is called: /
Director /
Server
Drive
Processor //
Administrator.
93.Which type of computer stores the common files in a network?
Server//
Main frame
Laptop/
Desktop
USB Thumb Drive
94.What characterizes a WLAN network?//
It has a wireless connection//
It only works indoors//
It only works outdoors//
It only works outdoors//
Only video clips
95.A telecommunications network is:
Powerful computers that are nodes of computer networks. //
A system of technical means through which telecommunications are carried. //
A complex of terminals connected by communication channels to a large computer.. / /
A telecommunications device that converts letters, symbols, and numbers into a sequence of signals. //
An agreement designed to protect information from interference and distortion.
96.Telecommunications networks include://
Computer networks, telephone networks, radio networks, television networks.//
Private networks, global networks, local networks, television networks.//
Radio networks, television networks, private networks, global networks.//
Video card, network card, telephone card, television card. /
Computer networks, telephone card, private networks, television card.
97.Fiber – optic cable is://
A glass or plastic thread used to transfer light within itself through total internal reflection.//
A copper wire, an insulation layer, a metallic braid shielding and an outer sheath.//
The two insulated copper wires twisted around each other.//
Two isolated plastic wires twisted around each other./
A cable that is laid in the small space between the false ceiling and chilling.
98.Which of these schemes connects computers to one cable?//
tree topology
ring topology
bus topology
star topology
cross topology
99.Which of these computer circuits connected to cable segments from a single point?//
bus topology
ring topology
star topology
cross topology
tree topology
100.Mail servers, firewalls, proxy servers belong to the ... infrastructure.//
engineering//
information//
server/
telecommunication//
electronic
1.What is a computer virus? //
A program that runs itself when you turn on your computer.//
A program that can self-replicate and attach itself to various objects or resources of computer systems, networks without user knowledge. /
A special microchip, which determines the correct operation of the computer. //
A code that prevents external devices from connecting to your computer. //
A program that contains promotional information and opens without user request.
2.Which option isn’t used for the classification of computer viruses?
Habitat./
Features of the algorithm./
Destructive abilities.//
The memory size occupied by the virus.//
Method of infection
3.Network viruses use for their spread //
Pirate discs
Protocols or commands of computer networks and e-mail.
Disks with licensed software.
Only local networks. /
USB flash drives
4.Non-resident viruses //
Do not infect computer memory and remain active for a limited time. /
Leave its resident part in RAM memory. /
They are active until the computer is turned off. //
Intercepts the access of the operating system to objects of infection. //
Do not interfere with the computer.
5.Polymorphic Virus …//
changes the contents of files and disk sectors. //
substitutes instead of itself the non-infected sections of information.//
encrypts and changes their coding so they are harder to detect.//
can be quite easily detected and destroyed. //
t is activated when a certain trigger condition occurs.
6.The basic operations of a computer worm:/
Hacking the attacked system, overcoming protection for security breaches.//
Maximally complicates procedure for detecting the virus./
Upon detection, temporarily treat infected objects.//
Disguised as some useful utility./
Cause damage through self-multiplication avalanche.
7.The sources of computer viruses cannot be attributed:/
"Common use" computers
Disks with licensed programs.//
Internet network.//
Disks with pirated software.//
Local Area Networks ( LAN)
8.Antivirus programs are:
MS Word, MS Excel.//
Norton Commander, Far Manager./
Opera, Internet Explorer./
Dr. Web, Eset NOD32, Panda./
MS Picture Manager, Adobe Photoshop.
9.What is the basis of the anti-virus program? //
Waiting for the start of a virus attack. //
Backup of all files .//
Constant check of removable data carriers.//
Deleting the infected files
Comparison of program codes with codes of known viruses.
0.Viruses attach themselves to programs, also known as executables. When a user launches a program, the virus is surreptitiously launched first. To hiding its presence from the user, the virus then triggers the original program to open.
Worm Virus./
Stealth virus.//
Trojan Virus.//
Polymorphic Virus.//
Parasitic Viruses
11.Worms vs. Viruses: What’s the difference?//
There is no difference
They have the different functions
They differ by ways of spreading and their level of autonomy./
They differ by ways of penetrating into the computer.//
The virus does not require human intervention, but worm does
12.A computer virus that actively hides itself from antivirus software by temporarily removing itself from the infected file and placing a copy of itself in another location on the drive, replacing the infected file with an uninfected one is called…
Boot Sector Virus./
Worm Virus./
Stealth virus.
Trojan Virus.//
Polymorphic Virus
13.A computer virus that actively attacks an anti-virus program or programs in an effort to prevent detection
Boot Sector Virus.//
Worm Virus./
Retrovirus./
Trojan Virus.//
Polymorphic Virus.
14.What are the main encryption methods?//
Symmetric encryption, asymmetric encryption.//
Encryption per se, masking./
Asymmetric encryption, encryption per se.//
Symmetric encryption, masking./
Statistical encryption, integrity control.
15.A method of protecting information based to transform messages in ways that are hard to decipher./
Cryptography//
Cryptology/
Cryptanalysis/
Authorization/
Authentication
16.The study of methods that focus on deciphering encrypted data. //
Cryptography//
Cryptology//
Cryptanalysis//
Authorization//
Authentication
17.What is encryption? //
Converting information into a form that is not understandable to other people. //
Conversion of information from a text form to the form of road signs. //
Converting information from a text view to gestures. /
Converting information from a text view to gestures. /
Conversion of information from a graphic form to a text form.
18.Techniques used for deciphering a message without any knowledge of the enciphering details is/
cryptanalysis//
cryptology//
cryptography//
encryption//
authentication
19.The information that is needed to encrypt and decrypt texts is//
key//
alphabet//
cipher//
code//
number
20.The cipher, in which the identity of the characters remains unchanged, but their positions are changed to create the ciphertext, is called …//
transposition//
open cipher//
gamming/
block cipher//
replacements
21.A cipher that basically consists of the replacement every plaintext character for a different ciphertext character is called...
open/
transposition /
gamming/
block//
substitution
22.A type of substitution cipher in which each letter in the plaintext is shifted a certain number of places down the alphabet is called../
block ciphers//
transposition//
gamming//
stream cipher/
Caesar Cipher
23.The conversion process in which the source text is replaced with ciphertext is…//
encryption/
decryption//
decoding/
coding/
authorization
24.Cryptosystems where only one key (a secret key) is used to both encrypt and decrypt electronic information are called cryptosystems//
symmetrical//
asymmetrical//
with public key//
with a private key//
block
25.Morse code for alphabet consists:
from one sign //
of three characters//
from points//
of dots and dashes//
of dots, dashes and spaces
26.Cryptosystems that uses two keys - a public key known to everyone and a private or secret key known only to the recipient of the message are called cryptosystems/
with public key/
with a private key//
symmetrical//
asymmetrical/
block
27.Symbols or other data in digital form attached to an electronically transmitted document as verification of the sender’s intent to sign the document, is called, is called…//
electronic signature//
identifier//
key//
cipher//
gamming
28.In public key cryptosystems…//
the public key is available to everyone, the private key is available only to the recipient of the message//
one key is used for encryption and decryption//
the private key is available to everyone, the public key is available only to the recipient of the message
private and public keys are available to everyone/
private and public keys are not available
29.The characteristic of the cipher, which determines the resistance of the cipher to decryption without knowing the key, is called…//
cryptographic strength
reliability/
effectiveness/
security level/
closeness
30.The cipher where some pseudo-random sequence generated from the key is superimposed on the source text. //
transposition //
open//
gamming//
block//
substitution
31.The symmetric cipher where each plaintext character is transformed into a symbol of the cipher text depends not only on the key used , but also on its position in the flow of the plaintext is…//
a block cipher//
a transposition //
a substitution/
a stream cipher
32.The branch of science combining cryptography and cryptanalysis is called…//
cryptanalysis//
cryptology//
authentication//
authorization/
cryptography
33.The ___________ takes the ciphertext and the secret key and produces the original plaintext. It is essentially the encryption algorithm run in reverse. Select one: /
cryptanalysis//
diagram algorithm//
decryption algorithm //
cryptology//
cryptography
34.The table shows the Morse Code Characters for all letters.
Convert the following Morse Code into words -.-. --- ..- -. - .-. -.-- //
Column/
Combine//
Comfort//
Country//
Command
35.The word “CIPHER” is encrypted using an encryption table
Find the correct cipher using the substitution cipher in the table above.//
LTKYZC/
MABQHW//
XDAJLY//
BRSGVI//
FUHXDN
36.The table shows the Morse Code Characters for all letters
Convert the following Morse Code into words (use for spaces) ..-. --- -.-. ..- ...--- -._- .... ._--. --- --- -.. //
Faith is the quiet//
Peace is every step/
Focus on the good
There is beauty in simplicity//
Enjoy the little things
37.The text “CRYPTO” is encrypted using the encryption table
Find the correct cipher using the substitution cipher in the table above.//
LTKYZC//
MABQHW/
XYPASM//
BRSGVI/
FUHXDN
38.The above table shows the Morse Code Characters for all letters.
Convert the following Morse Code into words -- --- - .. ...- . //
Modern//
Memory//
Motive//
Muscle//
Matter
39.The text “SYMBOL” is encrypted using the encryption table
Find the correct cipher using the substitution cipher in the table above.//
941931558061//
947035582955//
944819236370//
947019412517//
949286639085
40.The word is encoded using a substitution method and looks like “946150556175”.
ONLINE//
SECRET
CRYPTO
CIPHER//
HACKER
1.Which type of cloud computing model is primarily considered as Amazon Elastic Compute Cloud (EC2)?
Software as a service (SaaS)
Platform as a service (PaaS
Infrastructure as a service (IaaS)
Workplace as a service (WaaS)
Data as a service (DaaS)
2.What deployment models does cloud computing provide?
Private cloud, public cloud, hybrid cloud;
Private cloud, hardware cloud, mixed cloud;
Hardware cloud, public cloud, software cloud;
Software cloud, private cloud, database cloud
Hardware cloud, software cloud, database cloud
3.What Web services does cloud computing provide?/
IaaS, PaaS, SaaS/
WaaS, DaaS, EC2//
DaaS, EC2, SaaS//
PaaS, WaaS, EC2
IaaS, DaaS, EC2//
4.What are the four main types of cloud services provided by Windows Azure?
Computing services, network services, data processing services, application services.
Could services, virtual services, web services, application services.
Infrastructure services, virtual services, web services, security services.
Infrastructure services, virtual services, network services, security services.
Platform services, virtual services, network services, web services.
5.What is a hybrid cloud?//
Resources are available to multiple organizations with similar needs in terms of information resources.//
A cloud formation that can be seen across the globe.//
A cloud service that can only be accessed from a publicly shared computer.//
Resources are only available to a limited number of users./
A cloud consisting of two or more different types of a cloud, for example, public and private
6.What is a public cloud?//
Resources are available to multiple organizations with similar needs in terms of information resources.//
A cloud formation that can be seen across the globe.//
A cloud service that can only be accessed from a publicly shared computer.//
Resources are only available to a limited number of users.//
A cloud consisting of two or more different types of a cloud, for example, public and private.
7.What is a private cloud?//
Resources are available to multiple organizations with similar needs in terms of information resources./
A cloud formation that can be seen across the globe.//
A cloud service that can only be accessed from a publicly shared computer.//
Resources are only available to a limited number of users.//
A cloud consisting of two or more different types of a cloud, for example, public and private
8.A combination of two or more different cloud infrastructures is called.
a private cloud
a hybrid cloud
a public cloud
virtual cloud
network cloud
9.An infrastructure for a free used by more people is called
a private cloud
a hybrid cloud
a public cloud
virtual cloud
network cloud
10.A cloud infrastructure intended for use by one organization is called
a private cloud
a hybrid cloud
a public cloud
virtual cloud
network cloud
11.What are the main characteristics of cloud computing?
On-demand self-service, universal access network, resource pooling, elasticity, accounting for consumption.
Could services, universal access network, virtual services, elasticity, dynamic resource
Infrastructure services, dynamic resource, web services, resource pooling, managed account.
Managed account, infrastructure services, dynamic resource, virtual services, elasticity
Self service on demand, could services, universal access network, virtual services, managed account
12.What is a mobile operating system
This is a system that allows you to make a full-fledged personal computer out of a multifunction phone
This is a program that allows playing games on phones
This is the effective technology to expand the functionality of your phones
This is a network access model for your phones.
This is an effective system for connecting to a network of telephones.
13.Data access services ____ (specify not valid)//
GSM//
EDGE//
WLAN/Wi-Fi//
GRPS//
Mobile voice
14.Mobile technology is –//
Google Drive//
4G Networking//
The technology used for cellular communication/
CDMA/
GPS
15.What is Dropbox?//
Is a standard protocol for accessing e-mail from your local server//
A hypertext interface to Internet information resources/
A distributed bulletin board that offers a combination news and discussion service on thousands of topics//
Allows a user to transfer virtually every kind of file that can be stored on a computer from one Internet-connected computer to another/
Cloud data storage allows customers to store their data on servers in the cloud and allows you to use them to other users on the Internet
16.Android is a mobile operating system (OS) developed by_____//
Microsoft/
Google//
Bada//
Windows Mobile//
Yandex
