Question 1

A computer must recognize codes that represent letters of the alphabet, punctuation marks, and other special characters as well as numbers. What is this code called?

Accepted Answer

A)  Encoding 
B)  Alphanumeric Code 
C)  Straight Binary Code 
D)  American Standard Code for Information Interchange 
A)  Encoding 
B)  Alphanumeric Code 
C)  Straight Binary Code 
D)  American Standard Code for Information Interchange

Question 2

The major cause of transmission errors between the transmitter and receiver is:

Accepted Answer

A)  electrical noise. 
B)  even parity errors. 
C)  transmitter encoding procedure malfunctions. 
D)  odd parity errors. 
A)  electrical noise. 
B)  even parity errors. 
C)  transmitter encoding procedure malfunctions. 
D)  odd parity errors.

Question 3

The hexadecimal equivalent of 15,90710 is:

Accepted Answer

A)  3B23 
B)  3C23 
C)  3D23 
D)  3E23 
A)  3B23 
B)  3C23 
C)  3D23 
D)  3E23

Question 4

When dealing with a large binary number, it is usually easier to write the number as a string of bits rather than go through the complicated process of converting the binary number to hexadecimal.

Accepted Answer

A) True 
 B)False

Question 5

___________occurs when the receiver examines the data that it has received from the transmitter.

Accepted Answer

A)  Parity checking 
B)  Electrical noise 
C)  Parity bit 
D)  Parity method 
A)  Parity checking 
B)  Electrical noise 
C)  Parity bit 
D)  Parity method

Question 6

What is the largest decimal number that can be represented using five binary bits?

Accepted Answer

A)  31 
B)  63 
C)  64 
D)  32 
A)  31 
B)  63 
C)  64 
D)  32

Question 7

Convert 110011012 to its decimal equivalent using the sum- of- weights position method.

Accepted Answer

A)  409 
B)  205 
C)  410 
D)  207 
A)  409 
B)  205 
C)  410 
D)  207

Question 8

Because all the bit positions in the preceeding problem contain 1s, the simplest approach to completing the conversion for the above problem would be to:

Accepted Answer

A)  determine the number of bits, raise 2 to that value and then subtract 1. 
B)  determine the weight of the MSB and add 1 to that value. 
C)  determine the weight of each of the bit positions and sum the results. 
D)  simply determine the weight of the MSB. 
A)  determine the number of bits, raise 2 to that value and then subtract 1. 
B)  determine the weight of the MSB and add 1 to that value. 
C)  determine the weight of each of the bit positions and sum the results. 
D)  simply determine the weight of the MSB.

Question 9

The decimal equivalent of A3B16  is ___________.

Accepted Answer

Question 10

There are only two steps in analog- to- digital conversion.

Accepted Answer

A) True 
 B)False

Question 11

The uppercase letter Q has an ASCII code of 101 0001. What is the hexadecimal representation of this value?

Accepted Answer

A)  4E 
B)  4F 
C)  51 
D)  50 
A)  4E 
B)  4F 
C)  51 
D)  50

Question 12

Integrated circuits (ICs) are also referred to as discrete component circuits.

Accepted Answer

A) True 
 B)False

Question 13

Transistor- transistor logic (TTL) uses the bipolar transistor as its main circuit element.

Accepted Answer

A) True 
 B)False

Question 14

How many different numbers can be obtained using five binary bits?

Accepted Answer

A)  31 
B)  32 
C)  63 
D)  64 
A)  31 
B)  32 
C)  63 
D)  64

Question 15

The binary equivalent of 37 is___________.

Accepted Answer

The answer of The binary equivalent of 37 is___________....

Question 16

Select the correct ASCII code representation of the hexadecimal number 5A.

Accepted Answer

A)  011 0000 
B)  101 1000 
C)  101 1010 
D)  101 1001 
A)  011 0000 
B)  101 1000 
C)  101 1010 
D)  101 1001

Question 17

In BCD, the decimal number 93 converts to___________digits.

Accepted Answer

The answer of In BCD, the decimal number 93 converts...

Question 18

Alphanumeric codes should include at least:

Accepted Answer

A)  the alphabet upper and lowercase letters, the decimal digits, the 7 punctuation marks, and other characters or symbols. 
B)  the capacity to code all possible decimal numbers in a direct octal representation of BCD codes. 
C)  the ability to represent decimal numbers greater then 12810 in a straight binary format. 
D)  the capacity to represent the alphabet upper and lowercase characters and the decimal numbers in a straight binary format. 
A)  the alphabet upper and lowercase letters, the decimal digits, the 7 punctuation marks, and other characters or symbols. 
B)  the capacity to code all possible decimal numbers in a direct octal representation of BCD codes. 
C)  the ability to represent decimal numbers greater then 12810 in a straight binary format. 
D)  the capacity to represent the alphabet upper and lowercase characters and the decimal numbers in a straight binary format.

Question 19

In a digital system, three or four numbering systems may be in use at the same time.

Accepted Answer

A) True 
 B)False

Question 20

How many bits are required to code each digit using the BCD numbering system?

Accepted Answer

A)  8 
B)  6 
C)  4 
D)  2 
A)  8 
B)  6 
C)  4 
D)  2

A computer must recognize codes that represent letters of the alphabet, punctuation marks, and other special characters as well as numbers. What is this code called?

The major cause of transmission errors between the transmitter and receiver is:

The hexadecimal equivalent of 15,907₁₀is:

When dealing with a large binary number, it is usually easier to write the number as a string of bits rather than go through the complicated process of converting the binary number to hexadecimal.

___________occurs when the receiver examines the data that it has received from the transmitter.

What is the largest decimal number that can be represented using five binary bits?

Convert 11001101₂to its decimal equivalent using the sum- of- weights position method.

Because all the bit positions in the preceeding problem contain 1s, the simplest approach to completing the conversion for the above problem would be to:

The decimal equivalent of A3B₁₆is ___________.

There are only two steps in analog- to- digital conversion.

The uppercase letter Q has an ASCII code of 101 0001. What is the hexadecimal representation of this value?

Integrated circuits (ICs) are also referred to as discrete component circuits.

Transistor- transistor logic (TTL) uses the bipolar transistor as its main circuit element.

How many different numbers can be obtained using five binary bits?

The binary equivalent of 37 is___________.

Select the correct ASCII code representation of the hexadecimal number 5A.

In BCD, the decimal number 93 converts to___________digits.

Alphanumeric codes should include at least:

In a digital system, three or four numbering systems may be in use at the same time.

How many bits are required to code each digit using the BCD numbering system?

Introductory Concepts

Describing Logic Circuits

Combinational Logic Circuits

Flip-Flops and Related Devices

Digital Arithmetic: Operations and Circuits

Counters and Registers

Integrated-Circuit Logic Families

MSI Logic Circuits

Digital System Projects Using HDL

Interfacing With the Analog World

Memory Devices

Programmable Logic Device Architectures

Filters

Exam 2: Number Systems and Codes

A computer must recognize codes that represent letters of the alphabet, punctuation marks, and other special characters as well as numbers. What is this code called?

The major cause of transmission errors between the transmitter and receiver is:

The hexadecimal equivalent of 15,90710 is:

When dealing with a large binary number, it is usually easier to write the number as a string of bits rather than go through the complicated process of converting the binary number to hexadecimal.

___________occurs when the receiver examines the data that it has received from the transmitter.

What is the largest decimal number that can be represented using five binary bits?

Convert 110011012 to its decimal equivalent using the sum- of- weights position method.

Because all the bit positions in the preceeding problem contain 1s, the simplest approach to completing the conversion for the above problem would be to:

The decimal equivalent of A3B16 is ___________.

There are only two steps in analog- to- digital conversion.

The uppercase letter Q has an ASCII code of 101 0001. What is the hexadecimal representation of this value?

Integrated circuits (ICs) are also referred to as discrete component circuits.

Transistor- transistor logic (TTL) uses the bipolar transistor as its main circuit element.

How many different numbers can be obtained using five binary bits?

The binary equivalent of 37 is___________.

Select the correct ASCII code representation of the hexadecimal number 5A.

In BCD, the decimal number 93 converts to___________digits.

Alphanumeric codes should include at least:

In a digital system, three or four numbering systems may be in use at the same time.

How many bits are required to code each digit using the BCD numbering system?

Introductory Concepts

Describing Logic Circuits

Combinational Logic Circuits

Flip-Flops and Related Devices

Digital Arithmetic: Operations and Circuits

Counters and Registers

Integrated-Circuit Logic Families

MSI Logic Circuits

Digital System Projects Using HDL

Interfacing With the Analog World

Memory Devices

Programmable Logic Device Architectures

Filters

The hexadecimal equivalent of 15,907₁₀is:

Convert 11001101₂to its decimal equivalent using the sum- of- weights position method.

The decimal equivalent of A3B₁₆is ___________.