3-57. The basic gate for a linear integrated circuit is a/an 1. operational amplifier 2. diffuser 3.  catalyst 4.  conductor 3-58. An inverting input of an op amp provides what degree of phase shift at the output? 1. 150 2. 180 3.210 4.315 3-59. All of the following types of circuits are part of a computer’s  linear  integrated  circuits  except  which one? 1. Digital circuits 2.  Driver  integrated  circuits 3.  Regulator  integrated  circuits 4. Analog signal conversion circuits 3-60. Which of the following circuits detect overtemperature   conditions? 1. Timers 2. Analog converters 3. Digital converters 4.  Comparators,  voltage  regulators,  and switching regulators 3-61. Which of the following circuits can be used to produce  an  astable  multivibrator? 1. 2. 3. 4. Timers Comparators Switching regulators Analog to digital converters 3-62. All of the following are classifications of systems interface circuits of a computer except which one? 1. 2. 3. 4. Line drivers, receivers Sense amplifiers, memory drivers Peripheral and display drivers Timers and analog-to-digital converters 3-63. Information is written into magnetic memories by which of the following drivers? 1. Line 2. Memory 3.  Display 4. Peripheral 3-64. Display drivers use what type of input and output application? 1.  Single 2. Dual 3. Trifold 4.  Multiple 3-65. In the transmission of digital signals over short distances, which of the following types of line drivers and receivers are used? 1. 2. 3. 4. Peripheral Differential only Single-ended only Either differential or single-ended, depending on the design 3-66. For high-speed, long distance communications, which of the following types of drivers is/are used? 1.  Single-ended  only 2. Differential only 3. Both single-ended and differential 4. Basic wire cables 3-67. Timing circuits are used in a computer for which of the following reasons? 1. To keep track of calendar and clock times 2. To automatically make backup copies of data 3. To properly enable and disable circuits at specific times 4. To automatically disengage the computer if it becomes too hot 2 0