CompTIA A+ (220-1101): RAM & Storage Solutions Flashcards
A SODIMM is most likelt to be found in which type of system?
Desktop client
Networks server
Tablet
Laptop
Mobile phone
Laptop
If a byte is written to an ECC memory module that has four-bit valuses set to 1, and four set to 0, which type of parity information will be used?
No parity
Even parity
Odd parity
Split parity
Even parity
What is the most common platter rotation speed for a hard drive found in a desktop computer?
10,000 RPM
20,000 RPM
5400 RPM
7200 RPM
15,000 RPM
7200 RPM
If your system supports dual channel memory, and has four physical slots, in which configuration should the memory modules be installed if you only have two modules?
Only one in channel B
One in channel A and one in channel B
Both in channel A
Both in channel B
Only one in channel A
One in channel A and one in channel B
What is the maximum storage capacirt for a typical compact disc (CD)?
4.7 gigabytes
1.44 gigabytes
25 gigabytes
17 gigabytes
650-700 megabytes
650-700 megabytes
If a DDR3 memory module is labelled “DDR3-1600”, to which value does the 1600 refer?
Version
Physical size
Milion transfers per second (MT/s)
Bandwidth
Clock speed
Milion transfers per second (MT/s)
What is overall bus width for a system that uses single channel memory?
32 bits
128 bits
192 bits
64 bits
16 bits
64 bits
Which of the following characteristics would not be attributed to a solid-state drive?
Faster boot times
less noise
Less expensive
Smaller size
Faster file transfers
Less expensive
WHich is the overall bus width for a ssystem that uses triple channel memory?
64 bits
32 bits
256 bits
128 bits
192 bits
192 bits
If your system supports quad channel memory, and you have six physical memory modules, which is the optimal channel configuration that should be used?
Quad channel
Triple channel
Not supported
Signle channel
Double channel
Triple channel
At which voltage does DDR5 memory operate?
2.0V
2.5V
1.1V
1.2V
1.8V
1.1V
What is the maximum bandwidth for DDR4 memory?
25,600 Mbps
25,600 MBps
12,000 Mbps
6400 Mbps
12,800 MBps
25,600 MBps
In which use cases would you most likely benefit from using virtual memory?
When your system has several hard drives installed
When your system does not have enough RAM installed
When your system has too much RAM installed
When your system is using multi-boot configuration
When you’re working on virtual machine
When your system does not have enough RAM installed
Which RAID configuration is typically implemented with 2, and only 2 disks?
1
1+0 (10)
5
2
0
1
