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ITF Block 1 question with complete solution 2023 CA$15.37   Add to cart
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ITF Block 1 question with complete solution 2023
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ITF Block 1 question with complete solution 2023 How many characters does the hexadecimal system use? - correct answer 16 How many binary digits make up a hexadecimal digit? - correct answer 4 What must computers have in order to communicate on the network? - correct answer Valid IP addre...

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  • April 11, 2023
  • 11
  • 2022/2023
  • Exam (elaborations)
  • Questions & answers

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  • itf block 1 question with complete solution 2023
  • how many characters does the hexadecimal system use 16
  • how many binary digits make up a hexadecimal digit 4
  • what must computers have in order to comm

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ITF Block 1 question with complete solution 2023
How many characters does the hexadecimal system use? - correct answer 16
How many binary digits make up a hexadecimal digit? - correct answer 4
What must computers have in order to communicate on the network? - correct answer Valid IP address
What are the names of the two parts of an IPv4 address? - correct answer Network number and Host number
Which part of the IPv4 address identifies a specific network and must be assigned by IANA? - correct answer Network
To represent a binary IP address in a more user friendly manner ____ is used. - correct
answer Dotted decimal notation
Which class of IPv4 addressing has network addresses of 1-126? - correct answer Class A
What IPv4 class is used for small networks? - correct answer Class C
Which class of IPv4 address has network addresses of 128-191? - correct answer Class B
Class D addresses are reserved for... - correct answer Multicast addressing
Which IPv4 address is identified by the first two bits (10)? - correct answer Class B
The IPv4 class reserved for research and development is class - correct answer E
Bits are borrowed from where when subnetting - correct answer Host
A 32 bit number used to differentiate the network component of an IP address by dividing the IP address into network and host - correct answer Subnet mask
Used when subnetting a subnet - correct answer Variable length subnet masking
Means that delivery of information or data is guaranteed by the protocols employed to transmit it - correct answer Connection oriented communication TCP is a connection-oriented communication protocol which provides ___ and ____ of data packet delivery - correct answer Sequencing and acknowledgement
Assigns port numbers to the protocols running in applications on the host - correct answer Transport layer
The TCP header size is - correct answer 20 bytes
Means data is sent from one point to another without prior arrangement and no guarantees that the data will actually reach the recipient - correct answer Connectionless oriented communication
Connectionless oriented communication is also know as - correct answer Data gram communication
Used when speed is the primary importance such as real time video conferencing - correct answer UDP
List the header fields in a UDP header - correct answer Length, source port, destination
port and checksum
Two types of twisted pair cables - correct answer Shielded and unshielded
This cable is the most common media for network connectivity - correct answer Twisted
pair cable
Which category UTP is not suitable for data transmission - correct answer Category 1
Which category UTP is rated for data transmission speeds up to 100Mbps - correct answer Category 5
Which cable has the pins on the end of the cable match and is used to connect two unlike devices such as a PC to a switch - correct answer Straight through cable
Which type of network cable has the TX and RX pins swapped on the opposite end of the cable and is used to connect like devices such as switch to switch - correct answer Crossover cable
Which cable has the pins exactly opposite on the ends of the cables and is used to connect a PC to the console port of a switch or router - correct answer Rollover cable
Shielded twisted pair cables combines the techniques of ____ and ____ of wires to protect against signal degradation - correct answer Shielding and twisting

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