Match each command with a statement below.
A. formats and prints
B. edits data streams
C. compares sorted files and shows differences
D. selects lines or rows
E. selects columns (fields)
F. compares and selects differences in two files
G. sorts and merges multiple files
H. translates and deletes character by character
I. counts characters, words, or lines in a file
A. pr
B. sed
C. comm
D. grep
E. cut
F. diff
G. sort
H. tr
I. wc
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Which of the following is used to measure the current flowing through the circuit to help determine the approximate load condition of a motor or the operating load of a circuit?
a. ohmmeter b. voltmeter c. ammeter d. thermocoupl
German submarines began sinking unarmed and unresisting American and British merchant and passenger ships without warning
A. because they were violating international law by operating in a war theater. B. in retaliation for the British naval blockade of Germany. C. in an effort to keep the United States out of the war. D. because international law now allowed this new style of warfare. E. in a last-ditch effort to win the war.
Technician A says that a 6-point socket is more likely than a 12-point socket to round off a fastener head. Technician B says that a 12-point socket is more likely than a 6-point socket to round off a fastener head. Which technician is correct?
A) Technician A only B) Technician B only C) Both technicians D) Neither technician
A vehicle fails an emission test due to excessive carbon monoxide indicating a rich air fuel mixture. Technician A says that a saturated charcoal canister could be the cause. Technician B says that a stuck-closed EVAP purge solenoid could be the cause. Which technician is correct?
A) Technician A only B) Technician B only C) Both technicians D) Neither technician