Baseball · Level 5: Upper-Intermediate · Sub-level 5.4
Signs and Communication
10 tests · 100 facts · updated 28 October 2026 · markdown
The chain of signs, answering a sign, the plays a coach can call, positioning from the dugout, relay calls, talking in the outfield, language on the field, the sign-stealing scandal, talking to umpires, and the dugout and the bullpen phone.
Each test below is ten questions on Insporta. The list under a test is what the questions check: one fact per question, with the source it was written from. Read it before the test, or come back from a wrong answer.
Test 1The chain of signsTake a test
The manager makes the call and passes it on.
Source: General baseball reference · recall
The manager signals the coach, who relays it to the hitter and runners.
Source: General baseball reference · recall
A long string of coach's signs is harder to steal than one from the dugout.
Source: General baseball reference · recall
Each pitch may bring a new instruction.
Source: General baseball reference · recall
Most touches are fake; only the live sign after the indicator counts.
Source: General baseball reference · recall
New signs keep opponents from decoding them.
Source: General baseball reference · recall
A quiet confirmation tells the coach the sign was seen.
Source: General baseball reference · recall
Dugout, coach, runner, confirmation.
Source: General baseball reference · applied
It starts with the manager and ends with the batter.
Source: General baseball reference · applied
Managers signal plays to the coach, who passes them on.
Source: General baseball reference · applied
Test 2Answering a signTake a test
Batters touch the helmet or bat to say they saw the sign.
Source: General baseball reference · recall
If the batter misses the squeeze, the runner can be tagged out at home.
Source: General baseball reference · recall
Stepping out and looking again avoids a costly mix-up.
Source: General baseball reference · recall
Rubbing off tells players the earlier sign is off.
Source: General baseball reference · recall
Missed signs leave one player doing the play alone.
Source: General baseball reference · recall
Everyone needs the same signs before the game.
Source: General baseball reference · recall
Simple signs reduce mistakes, though they are easier to steal.
Source: General baseball reference · recall
Both batter and runner confirm before the play goes.
Source: General baseball reference · applied
Step out, ask again, confirm.
Source: General baseball reference · applied
A touch of the helmet is a common return sign.
Source: General baseball reference · applied
Test 3The plays a coach can callTake a test
Steal, bunt, hit-and-run and take are offensive signs.
Source: General baseball reference · recall
A take sign asks the batter to let the pitch go.
Source: General baseball reference · recall
The green light lets him swing at a good 3-0 pitch.
Source: General baseball reference · recall
On a hit-and-run, the runner goes and the batter must swing.
Source: General baseball reference · recall
On a safety squeeze, the runner breaks only once the bunt is down well.
Source: General baseball reference · recall
A green light lets a good base stealer pick his own pitch.
Source: General baseball reference · recall
Showing bunt can draw the corners in and open holes.
Source: General baseball reference · recall
Two runners, one runner, then nobody.
Source: General baseball reference · applied
The suicide squeeze commits the runner before the bunt.
Source: General baseball reference · applied
Teams agree what silence or a clap means on 3-0.
Source: General baseball reference · applied
Test 4Positioning from the dugoutTake a test
Cards list where to stand against each hitter.
Source: General baseball reference · recall
Coaches wave fielders into place by hand signals.
Source: General baseball reference · recall
Spray charts show where each hitter usually hits the ball.
Source: General baseball reference · recall
A wave in the right direction moves the fielder.
Source: General baseball reference · recall
A pitcher may aim pitches where fielders are set up.
Source: General baseball reference · recall
The shift ban keeps two infielders on each side of second, on the dirt.
Source: General baseball reference · recall
Catchers often relay positioning and pickoff signs.
Source: General baseball reference · recall
Card, wave, adjust, then the pitch.
Source: General baseball reference · applied
Memory came first, charts later, data cards most recently.
Source: General baseball reference · applied
Teams print a plan for every opposing batter.
Source: General baseball reference · applied
Test 5Relay callsTake a test
'Cut' means stop the throw and hold the ball.
Source: General baseball reference · recall
The number in the call names the base to throw to.
Source: General baseball reference · recall
Silence means the throw should go all the way.
Source: General baseball reference · recall
The catcher sees the whole play in front of him.
Source: General baseball reference · recall
A cut-off man must hear the call over the crowd.
Source: General baseball reference · recall
Home is often called 'four', the fourth base.
Source: General baseball reference · recall
Raised arms show the outfielder where to throw.
Source: General baseball reference · recall
The catcher's call sends the ball to the better base.
Source: General baseball reference · applied
'Cut' holds it, 'cut two' redirects it, silence lets it through.
Source: General baseball reference · applied
Pointing at second with 'cut two' sends the ball there.
Source: General baseball reference · applied
Test 6Talking in the outfieldTake a test
A clear call stops collisions between fielders.
Source: General baseball reference · recall
A team-mate warns him before he runs into the fence.
Source: General baseball reference · recall
'Room' tells him there is still space before the wall.
Source: General baseball reference · recall
Richie Ashburn learned the Spanish call for shortstop Elio Chacón, then was run over by Frank Thomas.
Source: General baseball reference · recall
Calling too early can leave a ball nobody catches.
Source: General baseball reference · recall
Saying it twice makes sure a team-mate hears it over the crowd.
Source: General baseball reference · recall
The centre fielder runs towards the ball facing the play.
Source: General baseball reference · recall
One clear call, the other backs off.
Source: General baseball reference · applied
'Room' while there is space, 'wall' as it nears.
Source: General baseball reference · applied
Team-mates warn a fielder before he hits the fence.
Source: General baseball reference · applied
Test 7Language on the fieldTake a test
MLB required clubs to employ a full-time Spanish-language interpreter.
Source: General baseball reference · recall
Interpreters may join mound visits so the pitcher understands.
Source: General baseball reference · recall
Players come from many countries, so shared words help.
Source: General baseball reference · recall
Many players come from the Dominican Republic, Venezuela and Cuba.
Source: General baseball reference · recall
Interpreters help in meetings, mound visits and with the media.
Source: General baseball reference · recall
A few shared words speed up mound talks.
Source: General baseball reference · recall
Hand signals mean the same to every player.
Source: General baseball reference · recall
The interpreter turns the advice into the pitcher's language.
Source: General baseball reference · applied
2016, 2022 and 2023.
Source: General baseball reference · applied
Interpreters may join mound visits.
Source: General baseball reference · applied
Test 8The sign-stealing scandalTake a test
MLB found the Astros used a camera to decode signs.
Source: General baseball reference · recall
A bang told the hitter an off-speed pitch was coming.
Source: General baseball reference · recall
Reading signs by eye is allowed; electronic help is not.
Source: General baseball reference · recall
The fine was the most the rules allowed then.
Source: General baseball reference · recall
They lost first- and second-round picks in 2020 and 2021.
Source: General baseball reference · recall
A.J. Hinch and Jeff Luhnow were suspended for a year, then fired by the club.
Source: General baseball reference · recall
Electronic signals made sign stealing much harder.
Source: General baseball reference · recall
Film, decode, signal, hit.
Source: General baseball reference · applied
2017, January 2020, 2022.
Source: General baseball reference · applied
The Astros used a camera feed and a trash can to signal pitches.
Source: General baseball reference · applied
Test 9Talking to umpiresTake a test
On an appeal, the plate umpire asks a base umpire if the batter swung.
Source: General baseball reference · recall
The first base umpire has the best view of a right-handed batter.
Source: General baseball reference · recall
Time is only granted when the umpire calls it.
Source: General baseball reference · recall
Polite questions help catchers learn how the zone is called.
Source: General baseball reference · recall
Arguing ball-and-strike calls is a common reason for ejection.
Source: General baseball reference · recall
A calm talk can lead to a replay challenge or crew conference.
Source: General baseball reference · recall
A crew conference lets umpires share what each saw.
Source: General baseball reference · recall
The plate umpire asks a base umpire on appeal.
Source: General baseball reference · applied
Polite questions are fine; shouting about strikes risks ejection.
Source: General baseball reference · applied
The umpire with the better view of the swing decides.
Source: General baseball reference · applied
Test 10The dugout and the bullpen phoneTake a test
The bullpen coach tells the relievers who should warm up.
Source: General baseball reference · recall
He gets the right arms ready on the manager's call.
Source: General baseball reference · recall
Approved tablets show charts and data, not live video.
Source: General baseball reference · recall
Real-time video could be used to decode signs.
Source: General baseball reference · recall
Video staff tell the manager whether to challenge.
Source: General baseball reference · recall
A slow walk gives a reliever extra warm-up seconds.
Source: General baseball reference · recall
He can pick the right arm once he sees who is due up.
Source: General baseball reference · recall
Phone, coach, warm-up, signal.
Source: General baseball reference · applied
Phones first, tablets in 2016, PitchCom in 2022.
Source: General baseball reference · applied
The bullpen coach passes on the manager's call.
Source: General baseball reference · applied
Sources
General baseball references, WBSC and league material, coaching manuals; original questions authored, nothing reproduced. Numbered rules belong to the Rules category.
- General baseball reference100