A technician does not have power to a PC. Which of the following tools should the technician use to check for electricity?()
第1题:
After making a long CAT5 cable, the technician fears that the cable may have been damagedduring the pull, but does not have a cable tester. Which of the following would be the BESTalternative tool to determine whether there are any breaks or shorts in the cable?()
A. Multimeter
B. Voltmeter
C. Loopback plug
D. Toner probe
第2题:
A.6V
B.9V
C.12V
D.24V
第3题:
Under the system of federalism, The states don’t enjoy any power that the federal government does not have.()
第4题:
A technician has been asked to ensure a PC is supplied with power for a short time, during apower failure. The technician should install which of the following devices to ensure thisrequirement is easily met?()
第5题:
A. OTDR
B. Media converter
C. CSU/DSU
D. Fiber repeater
第6题:
A technician has been asked to ensure a PC is supplied with power for a short time, during apower failure. The technician should install which of the following devices to ensure thisrequirement is easily met?()
A. Backup power generator
B. Uninterruptable power supply
C. Power line conditioners
D. Surge protectors
第7题:
A technician turns on a PC and before the computer boots up, the technician is prompted for apassword. The technician does not know the password. Which of the following can the techniciando to allow access to the PC?() (Select TWO).
A. Set the clear password jumper on the motherboard
B. Enter the BIOS setup and select the clear password setting
C. Remove the power cord from the power supply and then plug it back in
D. Power cycle the PC
E. Remove the CMOS battery for 15 minutes
第8题:
in ireland,the president is only a symbolic head of state and does not have executive power. ()
第9题:
When a computer does not recognize an internal modem, a technician should determine whether:()
第10题:
A technician turns on a PC and before the computer boots up, the technician is prompted for apassword. The technician does not know the password. Which of the following can the techniciando to allow access to the PC?() (Select TWO).