B.2 Grade A questions with solutions
As a software developer, you need to create a variable to store postal codes. Which
data type would you MOST likely use? - (correct answer)String
Anna, a technician, is helping a customer troubleshoot an issue where a server will
intermittently become inaccessible to employees. Anna has completed researching the
knowledge bases available. What should Anna do NEXT as part of standard
troubleshooting methodology? - (correct answer)Establish a theory of probable cause
Which of the following transfer rates is the FASTEST?
1. 181 Mbps
2. 1,480 Mbps
3. 1.24 Gbps
4. 1,282 Kbps - (correct answer)1,480 Mbps
Dave, a videographer, wants to purchase a network switch that will improve the
performance of transferring video from his video editing workstation to a backup server.
Which of the following transfer rates is the FASTEST for network switches available to
consumers?
Kbps
Mbps
Gbps
Tbps - (correct answer)Gbps
Which of the following BEST describes what a kilobyte is a measurement of?
Data throughput
Storage space
, CPU speed
Power level - (correct answer)Storage Speed
Which of the following notational systems is MOST LIKELY used to represent a MAC
address?
Hexadecimal
Octal
Decimal
Binary - (correct answer)Hexadecimal
The troubleshooting methodology starts by identifying the problem. The first step in
identifying the problem is to gather information. Which of the following is the NEXT
step? - (correct answer)Duplicate the problem, if possible
Which of the following is the correct binary representation of the number 2?
101
10
110
11 - (correct answer)10
What is the name of the protocol suite used on the Internet? - (correct answer)TCP/IP
You need a storage device that has very large storage capacity, is fast, and is relatively
inexpensive. Which storage device will best suit your needs? - (correct answer)Hard
disk
As a software developer, you need to create a variable to store postal codes. Which
data type would you MOST likely use? - (correct answer)String
Anna, a technician, is helping a customer troubleshoot an issue where a server will
intermittently become inaccessible to employees. Anna has completed researching the
knowledge bases available. What should Anna do NEXT as part of standard
troubleshooting methodology? - (correct answer)Establish a theory of probable cause
Which of the following transfer rates is the FASTEST?
1. 181 Mbps
2. 1,480 Mbps
3. 1.24 Gbps
4. 1,282 Kbps - (correct answer)1,480 Mbps
Dave, a videographer, wants to purchase a network switch that will improve the
performance of transferring video from his video editing workstation to a backup server.
Which of the following transfer rates is the FASTEST for network switches available to
consumers?
Kbps
Mbps
Gbps
Tbps - (correct answer)Gbps
Which of the following BEST describes what a kilobyte is a measurement of?
Data throughput
Storage space
, CPU speed
Power level - (correct answer)Storage Speed
Which of the following notational systems is MOST LIKELY used to represent a MAC
address?
Hexadecimal
Octal
Decimal
Binary - (correct answer)Hexadecimal
The troubleshooting methodology starts by identifying the problem. The first step in
identifying the problem is to gather information. Which of the following is the NEXT
step? - (correct answer)Duplicate the problem, if possible
Which of the following is the correct binary representation of the number 2?
101
10
110
11 - (correct answer)10
What is the name of the protocol suite used on the Internet? - (correct answer)TCP/IP
You need a storage device that has very large storage capacity, is fast, and is relatively
inexpensive. Which storage device will best suit your needs? - (correct answer)Hard
disk
