更多"On the future battlefield, laser te"的相关试题:
[单项选择]The American orientation toward the future might be demonstrated by ______.
A. the presence of religious institutions
B. the preference for "old-fashioned" parents
C. the limited role of tradition
D. the presence of folk singers in church services
[单项选择]The underlying technology that makes B-ISDN is called
A. ATM
B. Frame relay
C. SDMS
D. 25 Networks
[单项选择]Technology will play a key role in ______ future life - style.
A. to shape
B. shaping
C. shape of
D. shaped
[单项选择]When a call option on a future is exercised, the buyer receives:( )
A. a short position in the underlying future.
B. an option to purchase the underlying future.
C. a long position in the underlying future and a cash payment.
[单项选择]He escaped from the battlefield only ______ by the local people.
A. killed
B. to kill
C. to be killed
D. killing
[单项选择]The rapid development of laser techniques has meant that ______.
A. surgery is likely to improve considerably
B. in another ten years we shall be able to cure cancer
C. in future all the diseases can certainly be cured
D. operations will be performed more complicatedly in the future
[单项选择]The laser represents a true marriage between science and technology, the men who devised it were ______ engineers and physicists.
A. spontaneously
B. simultaneously
C. instantaneously
D. homogeneously
[单项选择]A customer reports that the laser printer produces poor quality printouts. Having arrived onsite, the technician has a discussion with the customer and reviews some examples of their print jobs. Which of the following should the technician do NEXT? ()
A. Clean the toner cartridge.
B. Change the paper.
C. Replace the fuser.
D. Print a test page.
[单项选择]A laser printer keeps printing out crumpled pages from the third tray. Which of the following is the MOST likely explanation?()
A. The pickup rollers need to be replaced.
B. The paper is too wide for the tray.
C. The toner cartridge is leaking.
D. The pickup assembly is missing.
[单项选择]Laser-doppler radar is especially valuable in space missions because ______. ( )
A. it is one thousand times more precise than microwave radar
B. it provides precise measures of the velocity of space vehicles
C. it is a new system of radar
D. it can measure the movement of a spaceship less accurately than a microwave radar
[单项选择]Laser-dopple radar is especially valuable in space missions because it ______.
A. is one thousand times more precise than microwave radar
B. provides precise measures of the velocity of space vehicles
C. is a new system of radar
D. can measure the movement of a spaceship less accurately than a microwave radar
[单项选择]A laser printer prints pages with a gray background. Which of the following is the MOST possible cause of the problem? ()
A. Transfer roller
B. Paper type
C. Print head
D. Fuser
[单项选择]A color laser printer is producing pages where the ink smears when touched. Which of thefollowing components should be replaced?()
A. Paper tray
B. Fuser
C. Toner
D. Drum
[单项选择]A user notices the department laser printer is printing light. Which of the following items should a technician do FIRST to fix this issue? ()
A. Remove and clean the fuser assembly with an alcohol based cleaner.
B. Install a maintenance kit and reset all page counts to zero.
C. Perform a full power cycle on the printer.
D. Clean the paper path with a damp cloth and canned air to remove any debris.
[单项选择]A user states that their laser printer prints black and white streaks about half an inch wide down the left side of every page. Which of the following components MOST likely needs replacing?()
A. Toner
B. Transfer roller
C. Fuser
D. Pickup assembly
[单项选择]A user reports that the laser printer is constantly jamming on humid days. Which of the following is the MOST likely resolution to the problem?()
A. Replace the paper with thinner paper.
B. Replace the toner cartridges.
C. Replace the fuser.
D. Replace the print heads.
[单项选择]An office laser printer is printing lighter in random areas. Which of the following is the EASIEST solution to implement for this issue?()
A. Clean the drum with a computer vacuum.
B. Replace the toner cartridge.
C. Clean the fuser area with a lint free cloth.
D. Use a can of compressed air to clean the pickup assembly.