Jul 7, 2011 · Regarding "is the key" that wording would be correct if you said e.g: "concurrency is the key to making all rivers flow at the same speed" (yes, i'm playing with currents) but you could also say: "when making all rivers flow at the same speed, concurrency is key" ...it really depends on where in the sentence "key" appears. hope that's clear.

Oct 1, 2017 · If you have one key, then it should be answer key. However, when you have a set of keys, and you are referring to the set, rather than individual keys, you should refer to answer-keys. You need to differentiate between references to the set, and references to individual members of a set. For some situations, you need to refer to the whole set.

Apr 26, 2020 · An answer key is a key to the answers (to a test or exercise). It's usually a copy of the test or exercise with the instructor's idea of the best possible answers written in. A key answer is an answer that is key. That is, it's the most important of several possible answers to a question.

Feb 9, 2011 · A key on the other hand, conveys the meaning of thematic information. Thematic information would be something like an area being colored in a certain way to identify a statistical attribute (e.g. a choropleth map that shows California colored blue and Texas colored red to communicate political affiliation).

In "the key to understanding the problem", the part after to is a noun phrase, not a verb phrase. To is a preposition there. In "the key to unlock the door", to is part of the infinitive; of course you can call it a verb phrase if you must, but that's unnecessarily misleading. It looks like you opted for the term only to have a convenient (but ...

Jun 14, 2015 · key decisions, the key element of the thesis; adjective, meaning of crucial importance, significant. But I think such a label is questionable as so often as to labels of word class in dictionaries. key is no genuine adjective. You can't form comparative forms (key/keyer/keyest) and normally you don't use it predicatively (something is key).

Jul 3, 2015 · Key meaning (computing) one of several small, usually square buttons on a typewriter or computer keyboard, mostly corresponding to text characters, derives from the keys (mechanisms) of musical instruments according to Etymonline: keyboard: 1819, from key in sense of "mechanism of a musical instrument" + board. Originally of pianos, organs, etc ...

Dec 4, 2020 · A foreign key is a pointer to a specific row in a different table. citizen.address_id might be a foreign key into the address table if it uniquely identifies that citizen's address. It gets used as both a noun and a verb. As a verb it is used like: "We could key into address to get the citizen's country"

Dec 2, 2022 · "A map key is an inset on a map that explains the symbols, provides a scale, and usually identifies the type of map projection used. Technically, the key is part of the map legend. The key explains the symbols, while the legend holds the key and other information." Later in …

Jan 31, 2019 · In this case the lock and key serve as metonymy for man and woman by way of acting as euphemisms for human genitals. My advice is to avoid copying unfamiliar terms from Big Bang Theory unless you are ready to be embarrassed: It has many jokes which are designed to be socially awkward, because the show is meant to be about a group of nerds.