IT A + Essentials For The 601 Exam (2)

  • CompTIA A+
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1. What is a definition of the term OVERCLOCKING?

Explanation

To run a CPU,or video processor,faster than its rated speed.

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About This Quiz
A Plus Essential Quizzes & Trivia

This is a quiz that tests knowledge on the A+ ESSENTIALS module for the mock exam 220-601. There are test questions on operating systems portable computers,networks,printers,security,and customer service.,

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2. What command displays or changes files(properties)..For example,a file  that is by default hidden,,will not normally appear in the directory listing.If the following command is used prior to the listing,then the file,will have its hidden --------changed from hidden to show?

Explanation

The Attrib command displays or changes file attributes (properties). For example a file that is by
default hidden will not normally appear in a directory listing. If the following command is used prior
to the listing then the file will have its hidden attribute changed from hidden to show.
Attrib –h c:\myfile.txt
For EXAMPLE
For a list of switches type attrib /? or use help
COPY this will copy one file from one location to another
XCOPY will also copy the directory tree structure
RENAME This command will rename a file in a specified directory and will rename multiple files when a
wildcard is used, for example ren *.txt *.doc will rename all text files to have a DOC extension. The
renamed file(s) remain(s) in the same folder as the original; this command cannot move files to
another folder

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3. Which of these enables to tell at  a glance what has happened in the last day,week or more,including when people logged in,and when the PC had problems?

Explanation

This is the job of event viewer

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4. MOST new printers uswe which port?

Explanation

Printers can use parallel and USB port,however MOST new printers use the USB port

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5. What is the most common networking standard used today?

Explanation

Ethernet is the most networking used today

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6. Apple makes macintosh computers,which run the MAC OS operating system,The latest version is ?

Explanation

MAC OS x IS THE latest version of MAC

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7. Which one of these checks connectivity between  two computers?

Explanation

this is the job of PING

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8. How many bits are in a BYTE?

Explanation

8 BITS IN A BYTE

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9. Which backup method,backs up all files,that have been selected,that have changed since the last backup?

Explanation

Incremental backup,is a backup,of all selected files,that have changed since the last backup.

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10. The default subnet mask for Class C is ?

Explanation

Class C default subnet mask is 255.255.255.0
Class A is 255.0.0.0
Class b IS 255.255.0.0
Class c is 255.255.255.0

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11. Your want to plug your camera into a computer,it uses a firewire connection,what port do you need to use?

Explanation

fIrewire uses IEEE 1394 standard
IEEE 1284 is parallel

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12. A SIMM is a printed circuit board,with one or more dymnamic Random access memory(RAM) chips on it.Simms usually have what ,bit data path to the PC?

Explanation

SIMMS have a 32 bit data path to the PC.

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13. Which installation method inherits all previous hardware and software settings?

Explanation

This is an UPGRADE installation

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14. Which of the following APM/ACPI levels saves the most power?

Explanation

Hibernate, all components are shut down,and RAM data is stored on the hard drive

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15. The microsoft management console utilit is available in what operating systems? select THREE

Explanation

MMC utility is available in Windows 2000,XP,and vista

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16. What would typically cause a laser printer,to make the same mark on every page?

Explanation

This would be a damaged drum

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17. Windows uses --------- or swap file for virtual memory?

Explanation

Page File

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18. What chip is the primary bridge between the CPU,and the rest of the computer.and deals with high speed devices such as video card,RAM,and PCI bus?

Explanation

this is the job of the NORTHBRIDGE,its also the closest to the CPU

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19. WHAT IS A ZIF socket used for?

Explanation

ZIF,zero insertion force socket is a socket for CPU'S that enables insertion of a chip without the need to apply pressure
Intel promoted this socket with its overdrive upgrades.The chip drops effortlessly into the sockets holes ,and a snall level lever locks it in.

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20. Your arrive at a clients home,and want to connect by networking her computer,to yours.
There is no hub,,you have with you,a fibre optic cable,a crossover cable,telephone wire,and and an rj45 connector.what connection type will be the best to use?

Explanation

A crossover cable is used to connect a computer to another,when there is no hub

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21. What is the name for the wires that connect the CPU,to the main system RAM.generally running at speeds of 66-133mhz .

Explanation

This is the frontside bus,its distinct from the expansion bus and the backside bus,though it shares wires with the former

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22. What is the maximum theoretical throughtput of Express CARD using USB 2.0 BUS?

Explanation

Express card using USB 2.0 bus is 480 MBPS
pc card using 16 bit bus is 160 mbps
Cardbus PC card using PCI bus is 1056 Mbps
Express card using PCIe bus is 2.5 Gbps.

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23. How do you access system tools ?

Explanation

Start/programs/accessories/system tools

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24. Shaun wants to install a new USB printer on his system,,he needs to check if the printer  is compatible with his system.What would be the BEST and most efficient way of finding this information?

Explanation

check the HARDWARE COMPATIBILTY LIST on windows marketplace

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25. What does the error msg Stop 0x00000079. MISMATCHED_HAL  mean?.

Explanation

errors are when there is a mismatch in the

hardware abstraction layer (HAL) and the Windows XP system files. This message often has

to do with Advanced Configuration and Power Interface (ACPI) BIOSs. You may have to

disable some or all of the ACPI BIOS features and reinstall Windows if the problem continues
Stop 0x00000050 PAGE_FAULT_IN_NONPAGED_AREA indicates a hardware device or driver calls for a piece of data that is not in memory

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26. How thick are Type II CARDS?

Explanation

thickness of TYPE II cards is 5mm
Type 1 card 3mm flash memory
Type 11 5mm used with 1/0 modem NIC,and so on
Type 111 10.5mm use with harddrives
They are all 85.6mm length,and 54 mm wide

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27. How do you access the command prompt?

Explanation

Start/Run Type CMD,and press OK

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28. You are  a .desktop engineer for your company.The company network constists of five windows 95,and 8 windows 98 client computers.Management of your company wants you to upgrade all client computers to windows XP pro.you upgrade all computer hardware to meet the minimum requirements of Windows XP pro.What should you do next ? choose 2

Explanation

upgrade all win 98 client computers to windows XP
uPGRADE all win 95 client computers to win 98,and then to Win Xp pro,Win 95,cant upgrade to XP

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29. Which of these TWO,are forms of social engineering?

Explanation

Dumpster Diving and telephone scams are forms of social engineering

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30. Which of the statements about peer to peer networks is the FALSE statement?

Explanation

A peer to peer network isnt great for large networks,about 10 IS THE LIMIT

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31. What is the proper path to acess vIrtual memory settings,in windows XP?

Explanation

Right click my computer/properties/Advanced tab/performance/settings/Advanced TAB

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32. When a disk is set to slave it means there are two disks on the channel and this disk is device--?

Explanation

Disk is device 1 in this case
When a disk is set to master,the disk is device 0,slave its device 1

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33. What are  examples of an erase/delete command? select TWO

Explanation

Del c:\users\myfile.txt
Erase c:\users\myfile.txt
are examples of elete commands

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34. The vast majority of internal hard drives in  portable computers use what interface?

Explanation

ATA
SCSI is not relevant,At is a type of motherboard

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35. What part of the laser printing process does the corona wire create a negative charge(-ve) electromagnetic charge on the drum?

Explanation

This is the charging process,also known as conditioning?

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36. At POST you get an error message,post error  2xx,what does this indicate?

Explanation

2xx IS a problem with memory
1xx is system board
3xx is keyboard
4xx,5xx,24xx IS video adaptor

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37. What one of these is included in the Windows 2000/XP, CD-ROM,?

Explanation

Recovery console is included in the Windows 2000/XP CD-ROM.
To start it,run setup,select repair,and then select recovery console.

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38. Bob is taking up digital photography,he asks you to recommend a printer,to him,that would allow him to print his photos,with best results?

Explanation

Dye sublimation,are mainly used for photo printing ,high end desktop publishing,and imaging.

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39. SCSI interfaces have how many pins?

Explanation

SCSI interfaces have 50 pins

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40. Sheila approaches you asking you to recommend a printer to her,she works in the retail industry,and wants a printer,that can generate receipts in ?
What would you recommend?

Explanation

thermal printers,are used to generate receipts in the retail industry

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41. Kyle  wants to upgrade to  windows 2000,HE has Intel pentium 200 mhz,4 Gb with  800mb OF hard disk space,and 60 MB of RAM.Can he do this?

Explanation

yes ,but after he adds more RAM
Windows 2000 min requirements
min 133mhz,64MB,2GB with 650 MB of free hard disk space

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42. The L2 cache is ------------ than the L1 CACHE?

Explanation

L2 cache is larger than L1 cache

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43. The windows 9x series includes all of these? select All that apply

Explanation

Windows 95,98 and ME ARE part of the 9X series
Windows NT,2000,XP,AND 2003,and vistaAre all part of the NT series,and offer substantial benefits over 9X

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44. What is a warm boot?

Explanation

Warm boot is when a system restart is performed after the system has been powered on and operating.This clears and resets the memory,but does not stop and start the hard drive

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45. To get an ACSII character of 256 Colours,each pixel would have to be represented with how many bits?

Explanation

to get 256 colours,you need to use 8 bits
The number of colours is always represented by a power,of 2:,4,8,16,256,64k,16.7 Million
2 colours 1 bit,4 colours 2 bits,16 colours 4 bits,
256 colours 8 bits,64k colours 16 bits,16.7 million 24 bits

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46. Effectively a DIMM is---------------? on the same printed circuit board. This means that each memory stick is already paired. DIMMs use a 64 bit data path
to the PC.

Explanation

two SDRAM SIMMS

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47. What is the most common type of flash memory out today?

Explanation

Secure digital is the most popular type of flash memory out today

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48. What is the maximum cable length,for SCSI ?

Explanation

Maximum cable length for SCSI is 6m
Narrow,fast,wide,and fast wide use 6m
Ultra is 3m,and Ultra wide is 1.5m

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49. Which type of encryption offers the most security?

Explanation

mschap,offers the most security

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50. What TWO connectors are used to  provide power to AT style motherboards?

Explanation

p8 and p9 CONNECTORS are used to provide power to AT style motherboards P1 connectors are used with ATX motherboards

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51. William complains that the ouput from his printer is printing out totally blank pages?
What is at fault?

Explanation

Totally blank pages output,means no positive charge,therefore the Transfer corona is at fault

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52. To start the REGISTRY editor,what do you do?

Explanation

Start/Run Type REGREDIT32,AND click OK

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53. What level of the OSi seven layer  model,which can also manage data encrytion hides the differences between various types of computer systems?

Explanation

Layer 6
layer 4 Th transport layer breaks down data into manageable chunks
Layer 5 THE SESSION layer manages connection between machines ,NetBios and sockets operate at the session layer
Layer 6 presentation layer manages encryption,hides differences between various types of computer
Layer 7 The application layer provides tools for programs to access the network and the lower layers.HTTP,FTP,SMTP,AND POP3,are all examples of protocols that operate at the application layer.

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54. What is the pressure of electrons passing through a wire?

Explanation

Volts is the pressure f electrons passing through a wire
Watts ,the amounts of Amps and volts needed,by a particular device to function ,is expressed as a wattage v+a=w
Amps the unit of measure for amperage,or electrical current
Ohms Electronic measurement of a cables impendance

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55. Which part layer of the OSI seven layer model breaks down data into managable chunks,TCP,UDP,SPX.and NetBEUI operate at?

Explanation

The transport layer level 4,breaks down data into manageable chunks,TCP,UDP,STX,and NetBEUI,operate at the transport layer
Layer 1 defines hardware connections ,uses repeaters and hubs
Layer 2 Identifies devices on the physical layer
Layer 3 The network layer moves packets on different layers,between networks.Routers operate,at this level,IP,AND IPX operate at this level

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56. A user ACCOUNT is a member of several groups,and the groups,have conflicting rights and permissions,to several network resources.The culminating permissions that ultimately affect the users access are referred to as what/

Explanation

These are effective permissions

Submit
57. How many  network addresses available in Class C,Ip address class licence?

Explanation

Class C is 2,097,152 network addesses available
Class A 129 Class B 16,384,Class C is 2,097,152

Submit
58. What SCSI standard has a maximum throughtput of 10MB'S(80 mb/s) AND,uses a 16 bit bus,also some newer implementations use a 32 bit bus?

Explanation

This is WIDE ,16 bit bus 10MB'S(80mb/s)
Narrow 5mbs(40MB/S)
fast 10MB's,(80 mb/s)
Wide 16 bit bus 10MB'S (80mb/s),and some use 32 bit bus
Fast wide 20mb's(160mb/s)
Ultra 20mb's (160mb/s) 8 bit bus,doubles speed of fast SCSI

Submit
59. Which type of RAM,sends 4 bits of data every clock cycle?

Explanation

DDR2 SDRAM sends 4 bits of data every clock cycle

Submit
60. What program can be used to edit the Windows Registry?,IN WINDOWS 2000,And XP only?

Explanation

RRGREDT32.EXE is the program,used to edit the windows registry

Submit
61. What is the DDRXXX rating for PC 4000?

Explanation

pc 4000 /8 = DDR 500
clock speed X 2= DDRXXX speed rating x 8 = PC rating

Submit
62. What battery type do MOST portable computers use?

Explanation

MOST portable computers use NI-MH batterys

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63. Which of these use slot 1? SELCET THREE

Explanation

Slot 1 -Pentium 11,pentium 111,and celeron
Pentium 1 uses

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64. Which of these use socket 370? CLICK ALL THAT APPLY

Explanation

Intel pentium 111,and intel celeron use socket 370 ,which is a PGA package

Submit
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What is a definition of the term OVERCLOCKING?
What command displays or changes files(properties)..For example,a...
Which of these enables to tell at  a glance what has happened in...
MOST new printers uswe which port?
What is the most common networking standard used today?
Apple makes macintosh computers,which run the MAC OS operating...
Which one of these checks connectivity between  two computers?
How many bits are in a BYTE?
Which backup method,backs up all files,that have been selected,that...
The default subnet mask for Class C is ?
Your want to plug your camera into a computer,it uses a firewire...
A SIMM is a printed circuit board,with one or more dymnamic Random...
Which installation method inherits all previous hardware and software...
Which of the following APM/ACPI levels saves the most power?
The microsoft management console utilit is available in what operating...
What would typically cause a laser printer,to make the same mark on...
Windows uses --------- or swap file for virtual memory?
What chip is the primary bridge between the CPU,and the rest of the...
WHAT IS A ZIF socket used for?
Your arrive at a clients home,and want to connect by networking her...
What is the name for the wires that connect the CPU,to the main system...
What is the maximum theoretical throughtput of Express CARD using USB...
How do you access system tools ?
Shaun wants to install a new USB printer on his system,,he...
What does the error msg Stop 0x00000079. MISMATCHED_HAL  mean?.
How thick are Type II CARDS?
How do you access the command prompt?
You are  a .desktop engineer for your company.The company network...
Which of these TWO,are forms of social engineering?
Which of the statements about peer to peer networks is the FALSE...
What is the proper path to acess vIrtual memory settings,in windows...
When a disk is set to slave it means there are two disks on the ...
What are  examples of an erase/delete command? select TWO
The vast majority of internal hard drives in  portable computers...
What part of the laser printing process does the corona wire create a...
At POST you get an error message,post error  2xx,what does this...
What one of these is included in the Windows 2000/XP, CD-ROM,?
Bob is taking up digital photography,he asks you to recommend a...
SCSI interfaces have how many pins?
Sheila approaches you asking you to recommend a printer to her,she...
Kyle  wants to upgrade to  windows 2000,HE has Intel pentium...
The L2 cache is ------------ than the L1 CACHE?
The windows 9x series includes all of these? select All that apply
What is a warm boot?
To get an ACSII character of 256 Colours,each pixel would have to be...
Effectively a DIMM is---------------? on the same printed circuit...
What is the most common type of flash memory out today?
What is the maximum cable length,for SCSI ?
Which type of encryption offers the most security?
What TWO connectors are used to  provide power to AT style...
William complains that the ouput from his printer is printing out...
To start the REGISTRY editor,what do you do?
What level of the OSi seven layer  model,which can also manage...
What is the pressure of electrons passing through a wire?
Which part layer of the OSI seven layer model breaks down data into...
A user ACCOUNT is a member of several groups,and the groups,have...
How many  network addresses available in Class C,Ip address class...
What SCSI standard has a maximum throughtput of 10MB'S(80 mb/s)...
Which type of RAM,sends 4 bits of data every clock cycle?
What program can be used to edit the Windows Registry?,IN WINDOWS...
What is the DDRXXX rating for PC 4000?
What battery type do MOST portable computers use?
Which of these use slot 1? SELCET THREE
Which of these use socket 370? CLICK ALL THAT APPLY
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