A) Encrypting messages. B) Increasing bandwidth. C) Sending and receiving data between devices. D) Preventing data loss
A) They clean corrupted data. B) They define rules for data exchange and ensure integrity C) They compress files. D) They allocate IP addresses.
A) Data link B) Transport C) network D) Physical
A) Network B) Data link C) Network D) Physical
A) IP B) Ethernet C) HTTP D) TCP
A) 4 B) 5 C) 7 D) 6
A) 6 B) 4 C) 7 D) 5
A) Data Link and Physical B) Application and Presentation C) Application and Transpor. D) Network and Transport.
A) Deleting packets. B) Data encryption C) Deleting packets. D) Adding headers/trailers to data
A) Data Link B) Physical C) Session D) Network
A) Network B) Session C) Data link D) Physical
A) Protocol identifiers. B) MAC hearders and trailers C) Port numbers. D) IP addresses
A) Translate domain names. B) Resolve IP to MAC adddresses. C) Check connectivity. D) Assign IP addresses
A) ARP Reques. B) Ping Request C) ICMP Echo D) DNS Query
A) Hardware failure. B) DNS attack. C) Software update. D) Man-in-the-middle attack.
A) netstat B) ping C) ipconfig D) arp
A) Configuring firewalls B) Determining paths for data C) Time Exceeded D) Assigning IP addresses
A) Physical Routing B) Static Routing C) Dynamic Routing D) ) Manual Routing
A) RIP B) OSPF C) BGP D) DHCP
A) DNS records B) Destination networks and next hops C) Encrypted passwords D) MAC addresses
A) Assigns static routes B) Encrypts data C) It converts MAC to IP D) Forwards traffic to external networks
A) Public IPv6 address B) Loopback address C) ) Reserved multicast. D) Private IPv4 address.
A) 64 B) 32 C) 128 D) 8
A) 127.0.0.1 B) 192.168.0.1 C) 10.0.0.1 D) 0.0.0.0
A) Class A B) Class C C) Class D D) Class B
A) /26 B) /24 C) /27 D) /28
A) 62 B) 16 C) 8 D) 32
A) B) 192.168.1.62 B) B) 192.168.1.61 C) B) 192.168.1.64 D) 192.168.1.63
A) Port translation B) Different subnet sizes in the same network C) ) Same subnet size everywhere D) Encryption by subnet
A) /30 B) /24 C) /28 D) /27
A) 48 B) 64 C) 32 D) 128
A) Octal B) Decimal C) Hexadecimal D) Binary
A) 192.168.1.1 B) 127.0.0.1 C) 2001:db8::1 D) 10.0.0.1
A) Yes B) Only for private ips C) No, uses prefix notation D) Sometimes
A) Ping B) tracert C) ipconfig / ifconfig D) netstat
A) Display ARP table B) Trace MAC addresses C) Show routing table D) Display ARP cache
A) Encrypt packets B) Resolve DNS C) Trace the path to a destination. D) Check MAC addresses
A) Transport B) Session C) Application D) Network
A) ICMP B) FTP C) SMTP D) TCP
A) Network B) Data link C) Transport D) Physical only
A) Provide end-to-end communication. B) Format data C) Provide IP addresses D) Encrypt data
A) Firewall B) Router C) Switch D) Hub
A) Repeater B) Computer/Host C) Switch D) Hub
A) FTP B) TCP C) HTTP D) Routing Protocols like OSPF
A) More subnets. fewer hosts per subnet. B) IP range increases. C) Data is lost. D) Fewer subnets.
A) Class B B) Class D C) Class C D) Class A
A) 5 B) 4 C) 2 D) 3
A) PuTTY B) Wireshark C) Netcat D) Packet Tracer |