Preparing For An ICT Exam? This Quiz Will Help You

20 Questions | Total Attempts: 275

SettingsSettingsSettings
Preparing For An ICT Exam? This Quiz Will Help You - Quiz

ICT, or information and communications technology (or technologies), is the infrastructure and components that enable modern computing. Although there is no single, universal definition of ICT, the term is generally accepted to mean all devices, networking components, applications and systems that combined allow people and organizations (i. E. , businesses, nonprofit agencies, governments and criminal enterprises) to interact in the digital world.


Questions and Answers
  • 1. 
    Which of the following is not a DHCP (Dynamic Host Configuration Protocol) feature?
    • A. 

      Allocation of IP addresses for new devices on a network

    • B. 

      Sharing the default gateway (router) IP address to devices on a network

    • C. 

      Sharing network address translation (NAT) information to devices on a network

    • D. 

      Sharing name Server (DNS) IP addres to devices on a network

  • 2. 
    Which of the following statements is not true?
    • A. 

       NAT address translation is IP address conversion between the private IP address and public IP address

    • B. 

      NAT address translation performing device can be a router Option 2

    • C. 

      In static NAT address change, mapping between public IP address and private IP address is pre-defined

    • D. 

      PAT (Port Address Translation) address translation each internal network servers can be defined an own fixed public IP address

  • 3. 
    Who typically implements the WAN connectivity?
    • A. 

      Operator

    • B. 

       state

    • C. 

      Municipality

    • D. 

      City

    • E. 

      The company or the organization itself

  • 4. 
    Which of the following statements is not true?
    • A. 

       DNS servers in three hierarchy levels are the root server, top-level domain server and authoritative name server

    • B. 

      DNS servers have a defined hierarchical architecture

    • C. 

      DNS change the names (DNS names) into IP addresses 3

    • D. 

      DNS service makes it possible to use the web site addresses to names (eg. www.haaga-helia.fi)

    • E. 

      DNS root server knows the DNS name to the corresponding IP address and returns the response to the DNS request

  • 5. 
    What type of fiber optic cable has the best quality for the transmission of the optical signal?
    • A. 

       two-mode cable

    • B. 

       single-mode cable

    • C. 

      Multimode cable

    • D. 

      Hybrid cable

  • 6. 
    Which of the following, as IP addresses are private addresses?
    • A. 

      192.193.194.195

    • B. 

      172.3.4.5

    • C. 

      11.12.13.14

    • D. 

       192.168.169.170

    • E. 

      100.101.102.103

    • F. 

      172.30.40.50

    • G. 

      192.100.150.200

    • H. 

      10.11.12.13

  • 7. 
    Which of the following sentences is not true?
    • A. 

      WLAN base stations that are close to each other should use the different frequencies (channels) so that they do not interfere with each other

    • B. 

       Independent WLAN base stations are normally used in large wireless LAN implementatio

    • C. 

      WLAN controller can be a separate unit or integrated feature in a base station

    • D. 

      WLAN base station can operate either as an independently or it may be controllered by a separate device (WLAN controller)

  • 8. 
    How many ports are in a typical switch? (choose two)
    • A. 

      48 ports

    • B. 

      32 ports

    • C. 

      24 ports

    • D. 

      54 ports

    • E. 

      16 ports

  • 9. 
    Which of the following is the most common type of transmission?
    • A. 

      Broadcast

    • B. 

      Unicast 

    • C. 

      Multicast

  • 10. 
    Which of the following sentences is not true? Which one do you like?
    • A. 

      All devices on the same the local area network have the same network address

    • B. 

      Each network device has its own IP address

    • C. 

      The first part the IP address is always the same for the devices connected to the same local area network

    • D. 

      The network mask is used to calculate own IP address from the network addres

  • 11. 
    Which of the following types of networks are so called "generic" network types?
    • A. 

      PAN

    • B. 

      WAN

    • C. 

       LAN

    • D. 

      MAN

    • E. 

      Home Network

  • 12. 
    Which of the following statements is not true? Which one do you like?
    • A. 

      Port address (port number) is an integer between 1 - 65535

    • B. 

      TCP connection contains information on both transmitting and receiving end of ports

    • C. 

      Simultaneous connections to different services can be separated with different port numbers

    • D. 

      Destination port number indicates to which service (application) data traffic is intented to Option 4

    • E. 

      TCP always carrys the port number, UDP carrys port number only when it is required

  • 13. 
    Which of the following are network layer protocols? (choose two)
    • A. 

      IPv4

    • B. 

      Ethernet

    • C. 

      IPv6

    • D. 

      HTTP

    • E. 

      TCP

    • F. 

      DHCP 6

    • G. 

      UDP

    • H. 

      DNS

    • I. 

      WLAN

  • 14. 
    Which of the following sentences is not true?
    • A. 

      IP packet is transported in the local area network as Ethernet frame payload data

    • B. 

      Each terminal is connected with an own cable into the local network

    • C. 

      All LAN-connected terminals have a unique MAC address

    • D. 

      The switch forwards traffic in the local network based on IP addresses

    • E. 

      Ethernet protocol's supported speed has continuously increased

  • 15. 
    Which of the following sentences is not true?
    • A. 

      WLAN operates in the 2.4 GHz and / or 5 GHz frequency

    • B. 

      WLAN also known as WiFi

    • C. 

      802.11n version allows hundreds of megabits rate

    • D. 

      WEP is a new and safest WLAN encryption technology

  • 16. 
    Which of the following sentences is not true?
    • A. 

      LANs use Ethernet technology

    • B. 

      Switches are equitment used in the local area network

    • C. 

      Local area network speeds have evolved quite slowly

    • D. 

      Traffic between local area networks require routing

  • 17. 
    Which of the following sentences is not true?
    • A. 

      The IP protocol works flexibly on top of various transmission systems

    • B. 

      IP protocol ensures that packets reach their destination

    • C. 

      IPv4 and IPv6 addresses will used in parallel for a long time

    • D. 

      IPv6 address length is 128 bits

    • E. 

      IPv4 address length is 32 bits

  • 18. 
    Which of the following sentences are correct? (choose two)
    • A. 

      Traffic transmission in local area network is based on MAC addresses

    • B. 

      The MAC address is generally defined programmatically

    • C. 

      All the devices connected to a LAN must have their own MAC address

    • D. 

      The MAC address is 64 bits long

  • 19. 
    Which of the following sentences is not true?
    • A. 

      Router is used to route data traffic between computers located in the same local area network

    • B. 

      Routing protocol enables the automatic network routing changes, if the network state changes occur

    • C. 

      Routers use routing protocols to exchange information with other routers

    • D. 

      Router uses routing tables to route IP packets

  • 20. 
    Which of the following is not a TCP (Transmission Control Protocol) feature?
    • A. 

      Transmission rate control

    • B. 

       reliable transfer

    • C. 

      Connection set-up

    • D. 

      + data packet re-routing

    • E. 

      Data packets sequence handling

Back to Top Back to top