ATT TEST 9 LATEST PRACTICE SCRIPT
UPDATED 2026 TESTED SOLUTIONS
⫸ What was a main component of original computers? Answer:
Vacuum tubes
⫸ What are the 3 categories of computers? Answer: Macro, mini, micro
⫸ What are the main components of a microprocessor? Answer: Input,
control, memory, ALU, output
⫸ What is the function of a bus? Answer: To provide a path or info or
data groups
⫸ What is the purpose of a general purpose register? Answer:
Temporary storage
⫸ What is the purpose of a flag register? Answer: Indicate the status of
the ALU
⫸ What information does a program counter contain? Answer: address
of next instruction
⫸ What are the basic sections of a computer? Answer: control, input,
output
, ⫸ What is static RAM made of? Answer: flip flops
⫸ What is dynamic RAM made of? Answer: Capacitors
⫸ How does an FTC receiver affect gain? Answer: It has no effect
⫸ Which transmission line allows the least velocity? Answer: twisted
pair
⫸ What is least likely to be used in fiber optics? Answer: photo cell
⫸ An optical fiber whose core is made of several concentric layers of
materials is called what? Answer: Multimode graded index optical fiber
⫸ An optical fiber with a small numeric aperature requires what?
Answer: An optical source capable of projecting a controlled narrow
beam
⫸ What component should be chosen for fastest response time and
narrowest bandwidth? Answer: laser
⫸ How many indicator dots should be visible on the polishing fixture to
be used correctly? Answer: 4
UPDATED 2026 TESTED SOLUTIONS
⫸ What was a main component of original computers? Answer:
Vacuum tubes
⫸ What are the 3 categories of computers? Answer: Macro, mini, micro
⫸ What are the main components of a microprocessor? Answer: Input,
control, memory, ALU, output
⫸ What is the function of a bus? Answer: To provide a path or info or
data groups
⫸ What is the purpose of a general purpose register? Answer:
Temporary storage
⫸ What is the purpose of a flag register? Answer: Indicate the status of
the ALU
⫸ What information does a program counter contain? Answer: address
of next instruction
⫸ What are the basic sections of a computer? Answer: control, input,
output
, ⫸ What is static RAM made of? Answer: flip flops
⫸ What is dynamic RAM made of? Answer: Capacitors
⫸ How does an FTC receiver affect gain? Answer: It has no effect
⫸ Which transmission line allows the least velocity? Answer: twisted
pair
⫸ What is least likely to be used in fiber optics? Answer: photo cell
⫸ An optical fiber whose core is made of several concentric layers of
materials is called what? Answer: Multimode graded index optical fiber
⫸ An optical fiber with a small numeric aperature requires what?
Answer: An optical source capable of projecting a controlled narrow
beam
⫸ What component should be chosen for fastest response time and
narrowest bandwidth? Answer: laser
⫸ How many indicator dots should be visible on the polishing fixture to
be used correctly? Answer: 4
