The firewall will ___ all inbound traffic except on the approved ports.
To block traffic means to prevent network packets from passing. Block is the standard networking term, behind "block a port" and "blocked by the firewall." Stop up, deny out, and bar over are informal or wrong. Engineers "block all inbound traffic except 443," so block traffic is the correct collocation.
2 / 5
The load balancer will ___ requests across the three backend servers.
To route requests means to direct network traffic to a destination. Route is the precise term, behind "routing table" and "route traffic." Send round, pass out, and spread over are informal or imprecise. Engineers "route requests to the healthy backends," so route requests is the correct collocation.
3 / 5
The DNS server will ___ the domain name to the correct IP address.
To resolve a domain name means to translate it into its IP address. Resolve is the precise DNS term, behind "DNS resolution" and "resolver." Work out up, find over, and match out are informal or wrong. Engineers say "DNS resolves the name to an IP," so resolve the domain is the correct collocation.
4 / 5
The client and server will ___ a connection before any data is exchanged.
To establish a connection means to complete the handshake that opens a network session. Establish is the precise term, behind "establish a TCP connection." Set up out, make over, and build up are informal or grammatically odd. Engineers say "the TCP connection is established," so establish a connection is the correct collocation.
5 / 5
When the network splits, packets may ___ if the timeout is exceeded.
Packets drop when they are discarded (lost) due to congestion, timeouts, or errors. Drop is the precise networking term, behind "packet drop" and "dropped packets." Fall off, die out, and cut over are informal or wrong. Engineers say "packets drop under congestion," so drop packets is the correct collocation.