Alison A+ Part 1
The most current version of the Universal Serial Bus (USB) has a capacity of 10 GBps and is indicated as: 3.1 4.0 1.0 5.0
3.1
Serial and parallel ports are used to communicate with the motherboard. Which type of port would be identified as serial? A female port The printer port LPT1 A communications port
A communications port
Which of these is NOT indicated in the CMOS display? Processor speed Active software Active video System memory
Active software
Which of the following programs allows the POST to occur? CMOS EPROM RAM BIOS
BIOS
How are network cards categorized? By their dimensionsBy their casing colorBy their number of slotsBy their transfer rates
By their transfer rates
How do you know if you have a component which should only be serviced by the manufacturer or a manufacturer-trained technician? C and D All components are field serviceable You cannot see how to open a panel You need special tools to open a panel
C and D
High-speed memory helps facilitate the process of the memory controller retrieving data in the memory and delivering it to the processor. The processor's high-speed memory is known as what? Co-processors Multicore processors Cache memory Registers
Cache memory
True or False: Non-parity memory is used to perform error checking against the information that is "read" compared to what is "retrieved".
False
True or False: The land grid array (LGA) socket places pins on the processor which are inserted into a socket.
False
True or False: The most common connection used for installing a keyboard is the PS/2 connector.
False
True or False: The most commonly used type of video standard today is the Monochrome Display Adapter or MDA.
False
The programming code contained in the hardware chip which acts as a link between hardware and software is the ________. Motherboard Processor Adapter card Firmware
Firmware
The A+ exam requires you to be familiar with the types of scanners. Which type of scanner allows you to lie the object to be scanned on a sheet of glass while the scan head moves beneath the object? Flatbed Drum Sheetfed Handheld
Flatbed
Which process of laser printing melts the toner to the paper? Fusing the image Transferring the image Exposing the drum Developing the image
Fusing the image
Processor speeds determine how fast the processor executes its commands or instructions. Speeds were initially measured in megahertz, which are millions of hertz. Today's processors are measured in what type of measure? Troy units MBPS Gigahertz Nano hertz
Gigahertz
Using SCSI cabling, the wider the cable terminal the ____________ the transfer rate. Less reliable More restricted Higher Lower
Higher
Remember that processor sockets are used to hold processor chips. Where would you find the "type" of socket on a socket chip? This is stamped on the CPU It is identified on the outer casing of the computer It is identified along the side of the socket It is identified through the vendor
It is identified along the side of the socket
In disk performance, which measure indicates the amount of time it takes for a sector to move under the read/write head? Latency Spin speed Seek time Access time
Latency
If you are having issues with under and over-voltage situations and needed an indicator when this occurs, what device would you use? Standby unit Surge suppressor Line conditioner Uninterruptible power supply
Line conditioner
The terminology used to describe a possible path to a resolution to a problem from one end to the other is called what? Implementation plan Focused approach Linear approach Resolution
Linear approach
Which of these devices holds working data and application codes? Memory Power supply System board The processor or the CPU
Memory
When troubleshooting a faulty power supply, you need to understand the required voltage for each pin and be able to identify the connection. The correct color for pin 1 on the main power connector is: Black Green Orange Red
Orange
In random access memory, the lower the number of nanoseconds the better the what? Performance Port throughput Storage capacity ROM interaction
Performance
The physical object within the hard disk that is responsible for storing data is the _________? Sector Cluster Platter Track
Platter
Which of these devices is responsible for taking alternating current from a wall socket and converting it to direct current that is usable by the computer component? Battery CPU Power supply unit EMI
Power supply unit
Which of the following is the first step in identifying a problem with the computer system? Contact the manufacturers tech support Unplug the power supply, then remove the battery Review any configuration changes Question the system's user
Question the system's user
Serial ATA hard drive interface is hot-swappable and comes in all of the following transfer speeds EXCEPT: SATA v3 600 MBps SATA v2 300 MBps SATA v4 1200 MBps SATA v1 150 MBps
SATA v4 1200 MBps
In order for a computer to know where data goes, each device is assigned an internal address. This address is called what? IDE SCSI ATA RAID
SCSI
Wyatt works in a very large company that has multiple employees quite often printing large jobs at the same time. How could you smooth the efficiency of these jobs? Background printing Spool management Scheduling Priority printing
Scheduling
Uninterrupted power supplies are very useful. Which type of power issue is indicated by a sharp increase in line voltage caused by a problem from power utility equipment? Noise Blackout Spike Brownout
Spike
The CMOS contains an inventory of all the devices connected to the system. Kyle upgraded his system with 2 GB of RAM. When he rebooted the system he received a memory error; which of these is the cause? The RAM is defective The memory is not compatible Firmware updates are not current The changes were not saved during the last boot
The changes were not saved during the last boot
Which of these is NOT one of the six phases of the laser printing process? Writing Developing Toning Transferring
Toning
True or False: For the purposes of the A+ exam, standby, sleep, and suspend are all synonymous for power modes.
True
True or False: In order to troubleshoot computer problems effectively, an IT professional needs to know how a computer system is supposed to work and what components may fail.
True
True or False: VRAM can be read from and written to at the same time.
True
True or False: Video compression and decompression software require the same codec used on the computer that is used to record the video.
True
True or False: You will still see COM ports, but today, these are most commonly replaced by easier connectivity options such as the USB.
True
Which of these is responsible for converting digital data into information a display screen can use to create an image? LCD panel AC adapter Video board Memory
Video board
Processor sockets are identified by all of the following except _______. Socket number Processor Pins Voltage
Voltage
Which keystroke would you use to enter the CMOS set up on a Hewlett-Packard Computer? F10 F2 Delete key F1
f10
