Deck 16: Tif 3: Under the Hood

Question 1

The electrical switches that are built using semiconductor layers are called ________.

Answer 1

transistors

Question 2

A binary digit that represents a 0 or a 1 is called a(n) ________.

Answer 2

bit

Question 3

The hexadecimal number C represents the decimal number ________.

A) 16
B) 13
C) 12
D) 10

Answer 3

C

Question 4

The earliest generation of electronic computers used ________ as switches.

A) transistors
B) vacuum tubes
C) microprocessors
D) integrated circuits

Question 5

The ________ controls when the CPU moves to the next processing stage.

Question 6

The hexadecimal number system is also known as the base-________ number system.

Question 7

The special memory storage areas built into the CPU are called ________.

A) cells
B) accumulators
C) registers
D) buffers

Question 8

________ are devices that are in either the on or off state.

A) Synchronous circuits
B) Asynchronous circuits
C) Electrical switches
D) Unicodes

Question 9

________ is the semiconductor material used to make transistors.

A) Silicon
B) Titanium oxide
C) Carbon
D) Strontium nitrate

Question 10

________ are the most expensive, fastest memory in a computer.

Question 11

Unicode is a system for representing ________.

A) integers
B) sounds
C) colors
D) characters

Question 12

Which of the following is NOT a step in the CPU machine cycle?

A) Execute
B) Decode
C) Fetch
D) Register

Question 13

The ________ encoding scheme for character data uses 16 bits.

Question 14

IEEE's ________ standard describes how numbers containing fractional parts are represented in the binary number system.

Question 15

________ language consists of a series of 0s and 1s.

Question 16

What type of memory stores frequently used instructions or data needed by the CPU?

A) Cache
B) RAM
C) ROM
D) Integrated circuits

Question 17

The base-2 number system is also known as the ________ number system.

Question 18

OR and AND are examples of ________ operators.

A) logical
B) mathematical
C) statistical
D) textual

Question 19

The technique that enables the CPU to work on more than one instruction at the same time is called ________.

A) pipelining
B) dynamic memory allocation
C) parallel processing
D) multiprocessing

Question 20

The hexadecimal symbol B represents the decimal number ________.

Question 21

The ________ is used in tablet computers and smartphones.

Question 22

Mainstreaming boosts CPU performance by enabling the CPU to work on more than one processing stage at a time.

Question 23

The CPU is the part of the ALU that performs mathematical operations and makes comparisons.

Question 24

The CPU machine cycle starts with the Fetch step.

Question 25

Today's clock speeds are measured in megahertz (MHz).

Question 26

________ is the final step of the CPU machine cycle.

Question 27

Mathematical operations and comparisons are performed in the ________.

Question 28

The collection of commands that a CPU executes is called the instruction set.

Question 29

A single byte is composed of ten bits.

Question 30

The ASCII code is able to represent the alphabets of all modern and historic languages.

Question 31

The Intel i7 Extreme Edition is a CPU that uses ________ processing.

Question 32

________boosts a CPU's performance by working on more than one instruction at the same time.

Question 33

All data input into a computer will be stored as 0s and 1s.

Question 34

A semiconductor is any material that can be controlled to either conduct electricity or prohibit the flow of electricity.

Question 35

Level 1 cache is located farther away from the CPU than Level 3 cache.