Question 1

External devices such as printers and keyboards are known as

Accepted Answer

A) add-on devices. 
B) peripherals. 
C) extra hardware devices. 
D) PC expansion slot add-ons.

Question 2

The most common input devices include a keyboard and mouse. One less common input device tat requires voice use is a ________.

Accepted Answer

The answer of The most common input devices include a...

Question 3

The ________ number system is a system that denotes all numbers with combinations of two digits.

Accepted Answer

The answer of The ________ number system is a system...

Question 4

A group of 8 bits is known as a

Accepted Answer

A) kilobyte. 
B) binary digit. 
C) byte. 
D) megabit.

Question 5

Putting multiple CPUs on a single chip is defined as

Accepted Answer

A) clustering. 
B) multitasking. 
C) a multicore processor. 
D) heat sinking.

Question 6

Not all software is compatible with every CPU.

Accepted Answer

A) True 
 B)False

Question 7

The actual execution of instructions is usually carried out by the

Accepted Answer

A) prefetch unit. 
B) decode unit. 
C) control unit. 
D) arithmetic logic unit.

Question 8

The operating system is loaded from the hard disk onto ROM when the computer is starting up.

Accepted Answer

A) True 
 B)False

Question 9

CMOS stands for

Accepted Answer

A) computer mouse operating system. 
B) cost per minute of semiconductor. 
C) conducting memory of systems. 
D) complementary metal-oxide semiconductor.

Question 10

Which of the following tips help to minimize your computer's impact on the environment?

Accepted Answer

A) Use a laptop. 
B) Take advantage of energy-saving features. 
C) Avoid moving parts by saving to flash drives instead of a hard drive. 
D) All of the above.

Question 11

Match the term on the left to its corresponding definition on the right.
-cache

Accepted Answer

A) 32 or 64 bit storage for the ALU 
B) memory that is faster than RAM 
C) part of the CPU where instructions are performed 
D) timing device 
E) translates an instruction into a form suitable for the CPU's internal processing
F)the final phase of execution for a CPU

Question 12

Expansion cards are inserted into

Accepted Answer

A) slots inside the computer's housing. 
B) peripheral devices. 
C) the CPU. 
D) the back of the computer.

Question 13

The most widely used code that represents each character as a unique 8-bit code is

Accepted Answer

A) ASCII. 
B) Unicode. 
C) binary numbering system. 
D) EBCDIC.

Question 14

To represent values larger than 255,processor designers combine bytes.Two bytes,with 16 bits,can represent all the numbers from 0 to ________.

Accepted Answer

A) 100,000 
B) 65,535 
C) 256 
D) 1,000,000

Question 15

The time for the processor to retrieve data from memory is measured in

Accepted Answer

A) megabits. 
B) nanoseconds. 
C) milliseconds. 
D) terabytes.

Question 16

To make words,sentences,and paragraphs fit into the computer's binary only circuitry, programmers have devised codes that represent each letter,digit,and special character as a unique string of bits.

Accepted Answer

A) True 
 B)False

Question 17

Windows and Mac OS X systems have advanced energy-saver control panels that can be used to switch the monitor,hard drive,and CPU to lower-power ________ modes automatically after specified periods of inactivity.

Accepted Answer

The answer of Windows and Mac OS X systems have...

Question 18

Backward compatibility means that

Accepted Answer

A) a Core i7 chip can handle processing previously done by a Core 2 Duo. 
B) all hardware will work with other hardware. 
C) a mouse will work with more advanced hardware that comes out after the date the mouse was produced. 
D) all software will work on all other computer systems.

Question 19

Gigahertz is a measure of the computer's clock speed and is a measure of ________ of clock cycles per second.

Accepted Answer

The answer of Gigahertz is a measure of the computer's...

Question 20

A computer system is not complete without ________,which tells the hardware what to do.

Accepted Answer

The answer of A computer system is not complete without...

Exam 2: Hardware Basics: Inside the Box

External devices such as printers and keyboards are known as

The most common input devices include a keyboard and mouse. One less common input device tat requires voice use is a ________.

The ________ number system is a system that denotes all numbers with combinations of two digits.

A group of 8 bits is known as a

Putting multiple CPUs on a single chip is defined as

Not all software is compatible with every CPU.

The actual execution of instructions is usually carried out by the

The operating system is loaded from the hard disk onto ROM when the computer is starting up.

CMOS stands for

Which of the following tips help to minimize your computer's impact on the environment?

Match the term on the left to its corresponding definition on the right. -cache

Expansion cards are inserted into

The most widely used code that represents each character as a unique 8-bit code is

To represent values larger than 255,processor designers combine bytes.Two bytes,with 16 bits,can represent all the numbers from 0 to ________.

The time for the processor to retrieve data from memory is measured in

To make words,sentences,and paragraphs fit into the computer's binary only circuitry, programmers have devised codes that represent each letter,digit,and special character as a unique string of bits.

Windows and Mac OS X systems have advanced energy-saver control panels that can be used to switch the monitor,hard drive,and CPU to lower-power ________ modes automatically after specified periods of inactivity.

Backward compatibility means that

Gigahertz is a measure of the computer's clock speed and is a measure of ________ of clock cycles per second.

A computer system is not complete without ________,which tells the hardware what to do.