A+ Comptia 901

Front 1

A type of media used as a secondary system storage in tablets and mobile phones is known as:

Back 1

eMMC is short for "embedded Multi-Media Controller"

Front 2

Which of the hardware requirements listed below should be given priority while assembling a custom CAD/CAM design workstation? (Select 3 answers)

Back 2

High-end GPU

Multicore CPU

Maximum amount of RAM

Front 3

What type of hardware components would be the most important for an A/V editing workstation? (Select all that apply)

Back 3

Specialized sound card

Dual monitors

Specialized GPU

High-capacity fast HDD

Front 4

Examples of network protocols designed to enable remote printing include: (Select 2 answers)

Back 4

IPP

LPD/LPR

Front 5

IMAP4 is used for

Back 5

retrieving email messages from a mail server

Front 6

Which of the protocols listed below is used for automated discovery of networked services on LANs?

Back 6

SLP (service location protocol) The Service Location Protocol (SLP, srvloc) is a service discovery protocol that allows computers and other devices to find services in a local area network without prior configuration. SLP has been designed to scale from small, unmanaged networks to large enterprise networks.

Front 7

Which of the following answers refer(s) to file sharing network protocol(s)? (Select all that apply)

Back 7

Ftp

Afp :The Apple Filing Protocol (AFP), formerly AppleTalk Filing Protocol, is a proprietary network protocol, and part of the Apple File Service (AFS), that offers file services for macOS and the classic Mac OS.

Front 8

LDAP is an example of:

Back 8

lightweight directory access protocol

n Windows Server LDAP is a protocol which is used for access Active Directory object, user authentication, authorization. LDAP is also used to store your credentials in a network security system and retrieve it with your password and decrypted key giving you access to the services.

Front 9

A protocol used in network management systems for monitoring network-attached devices is known as:

Back 9

Simple network manager protocol

Simple Network Management Protocol (SNMP) is an Internet-standard protocol for collecting and organizing information about managed devices on IP networks and for modifying that information to change device behavior.

Front 10

DNAT

Back 10

Destination Network address translation

destination ip is changed, source remains the same. allows external host(s) to connect to a local client inside the NAT.

Front 11

SNAT

Back 11

Source network address translation.

SNAT changes source ip while keeping destination ip the same, as packet moves from host inside nat to external client.

Front 12

MAN

Back 12

metropolitan area network, over a city or campus, between LAN and WAN.

Front 13

PLC

Back 13

power line communication, ethernet over powerline EOP

Front 14

Which of the memory types listed below are designed to store permanent data that cannot be changed?

Back 14

rom-read only memory

prom-programmable read only memory

Front 15

A memory module form factor commonly used in sub-notebook devices is known as

Back 15

microDIMM-smaller than SO-DIMMS

Front 16

Which of the following answers refer to examples of power management specifications? (Select 2 answers)

Back 16

ACPI :advanced configuration and power interface

APM : advanced power management 1992 era intel/microsoft

Front 17

20/21

Back 17

File transfer protocol (FTP)

Front 18

22

Back 18

Secure Shell (SSH)

Front 19

23

Back 19

Telnet

Front 20

25

Back 20

Simple Mail Transfer Protocol (SMTP)

Front 21

53

Back 21

Domain Name System (DNS)

Front 22

67/68

Back 22

Dynamic Host Configuration Protocol (DHCP)

Front 23

69

Back 23

Trivial File transfer protocol (TFTP)

Front 24

80

Back 24

Hypertext Transfer Protocol (HTTP)

Front 25

110

Back 25

Post Office Protocol ver 3 (POP3)

Front 26

123

Back 26

Network Time Protocol (NTP)

Front 27

137/138/139

Back 27

NetBIOS

Front 28

143

Back 28

Internet Message Access Protocol (IMAP)

Front 29

161/162

Back 29

Simple Network Management Protocol (SNMP)

Front 30

179

Back 30

Border Gateway Protocol (BGP)

(large public routing tables)

Front 31

389

Back 31

Lightweight Directory Access Protocol (LDAP)

Front 32

443

Back 32

Hypertext transfer protocol over Secure socket layer or transport layer security (HTTPS)

Front 33

636

Back 33

Lightweight directory access protocol over tls/ssl

(LDAPS)

Front 34

989/990

Back 34

File transfer over tls/ssl (SFTP)

Front 35

Which of the answers listed below refer(s) to the characteristic feature(s) of Static Random Access Memory (SRAM)?

Back 35

Faster than DRAM

more expensive than dram

volatile storage

used for cpu cache

Front 36

Which of the following answers describes(s) the characteristics of Dynamic Random Access Memory (DRAM)?

Back 36

volatile storage

slower than sram

more widely used as primary storage media

less expensive compared to sram

Front 37

Which of the answers listed below describe(s) the characteristics of Dual In-line Memory Modules (DIMMs)?

Back 37

printed circuit board placeholder for memory chips

seperate electrical contacts on each side

64 bit data path

used with various sdram types (sdr,ddr,ddr2,ddr3)

Front 38

Which of the following answers lists the number of pins used by SO-DIMM DDR SDRAM memory modules?

Back 38

200 pins

Front 39

DDR2 SO-DIMM memory modules have: (Select 2 answers)

Back 39

144 pins

200 pins

Front 40

What is the number of pins used by SO-DIMM DDR3 SDRAM modules?

Back 40

204 pins

Front 41

Which of the answers listed below refers to the number of pins used by MicroDIMM DDR SDRAM memory modules?

Back 41

172 pins

Front 42

What is the number of pins used by MicroDIMM DDR2 SDRAM modules?

Back 42

214 pins

Front 43

A type of typically more expensive memory modules equipped with additional circuitry designed to ensure better system stability and accuracy of data processing is known as: (Select all that apply)

Back 43

buffered memory

rdimm, registered dimm, opposed to unregistered dimm, udimm

Front 44

A single-sided memory module type can have memory chips placed on both sides of the module.

Back 44

True

Front 45

WORM

Back 45

write once, read many

Front 46

Which of the following RAID array types has the highest disk overhead?

Back 46

RAID 1-disk intensive:

pure mirror means all disks are being written to for all operations, inefficiency at controller level?

Front 47

A single-sided, double-layer DVD disc can store up to:

Back 47

8.5GB

Front 48

What are the characteristic features of Socket T? (Select 3 answers)

Back 48

775 contacts

Intel cpu

LGA packaging

Front 49

What are the characteristic features of Socket B? (Select 3 answers)

Back 49

1366 contacts

Intel CPU

LGA packaging

Front 50

Which of the following answers refer to the characteristics of Socket R? (Select 3 answers)

Back 50

intel socket

2011 pins

LGA packaging

Front 51

The NX bit technology implemented by AMD in its CPUs is known as:

Back 51

EVP

enhanced virus protection

Front 52

What are the characteristic features of Socket FM2+

Back 52

906 contacts

amd cpu

pga-zif

Front 53

What are the characteristic features of Socket AM3?

Back 53

pga-zif

amd cpu

941

Front 54

What are the characteristic features of Socket AM3+? (Select 3 answers)

Back 54

amd cpu

pga-zif

942

Front 55

A tiny spot on an LCD monitor display screen that permanently remains black when it should be activated and displaying color is commonly referred to as stuck pixel.

Back 55

False

Pixel is dead if black

Front 56

Which of the following answers describe the function of a power inverter? (Select 2 answers)

Back 56

Used for supplying voltage to lcd backlights

converts dc to ac power

Front 57

Examples of devices posing risk to electrical safety due to accumulated high voltage include: (Select all that apply)

Back 57

crts

power supplies

inverters

laser printers

Front 58

The Super Extended Graphics Array (SXGA) display standard features: (Select 2 answers)

Back 58

1280x1024

5:4

Front 59

Which of the following display standards use(s) the 4:3 aspect ratio? (Select all that apply)

Back 59

xga

uxga

Front 60

Which of the following answers refer(s) to the characteristics of Parallel ATA (PATA) cabling? (Select all that apply)

Back 60

40 wire

80 wire

ribbon cable

Front 61

Parallel ATA (PATA) cabling uses:

Back 61

40 pin CONNECTORS, with either 40 or 80 wires

Front 62

Which of the following connectors provide the capability for carrying both video and audio signals? (Select 2 answers)

Back 62

hdmi

displayport

Front 63

Which of the following connector types allow(s) for attaching keyboard to a PC? (Select all that apply)

Back 63

ps/2

6 pin mini din

usb

Front 64

Which of the following answers refers to the features of DisplayPort?

Back 64

digital video And audio

Front 65

Which of the following answers lists the maximum allowable length for Thunderbolt copper cabling?

Back 65

three (3) meters

Front 66

What is the maximum length of a fiber-optic Thunderbolt cable?

Back 66

sixty (60) meters

Front 67

Which of the following places in Microsoft Windows allows for easy access to all queued print jobs?

Back 67

Windows taskbar

Front 68

Which of the answers listed below refer to languages used for describing the appearance of a printed page? (Select 2 answers)

Back 68

postscript-adobe standard

pcl, printer command language

Front 69

What is the name of a Windows Vista Control Panel applet used for adding, removing, and managing printers?

Back 69

Printers

Front 70

Examples of network protocols designed to enable remote printing include: (Select 2 answers)

Back 70

IPP- internet printing protocol

lpd/lpr-line printer daemon, line printer remote protocol

Front 71

Which type of printer takes advantage of tractor feed during printing process?

Back 71

impact, wheeled sprockets

Front 72

A set of printer replacement parts is commonly referred to as:

Back 72

maintenance kit

Front 73

Which of the printer types listed below provide(s) the capability to produce duplicate pages (multipart forms) during printing process? (Select all that apply)

Back 73

impact

dot matrix

daisywheel

Front 74

Which step of the laser printer imaging process requires troubleshooting if a printer produces ghost images on output pages?

Back 74

cleaning

Front 75

Which of the symptoms listed below would indicate a depleted toner cartridge as the source of a printing problem? (Select all that apply)

Back 75

faded prints

printing blanks

Front 76

The File Transfer Protocol (FTP) DATA Connection for sending file data is established through port number:

Back 76

port 20 is DATA, 21 is control

Front 77

Simple Mail Transfer Protocol (SMTP) operates with the use of port:

Back 77

25

Front 78

Which of the following port numbers are reserved for NetBIOS services? (Select all that apply)

Back 78

137,138,139

Front 79

Port 445 is used by: (Select 2 answers)

Back 79

server message block(SMB)

common internet file system(CIFS)

*access to file sharing

Front 80

What is the port number for Service Location Protocol (SLP)?

Back 80

427-helps find local services on network without prior config

Front 81

What is the bit length of an IPv4 address?

Back 81

ip4 addresses are 32 bits in length, 4 sets of 3,8 bits per set.

Front 82

Which of the answers listed below refers to an IPv4 loopback address?

Back 82

dumb mistake. 127.0.0.1 is loopback on ipv4

Front 83

An IPv6 address consists of:

Back 83

128 bits, or 4 times ipv4

Front 84

An IPv6 address consists of:

Back 84

BOTH

0:0:0:0:0:0:0:1

AND

::1

Front 85

Which of the following answers refers to a file sharing network protocol?

Back 85

(AFP)-apple filing protocol, part of the Apple FIle Service,formerly appleTalk

Front 86

Which of the protocols listed below is used by the PING utility?

Back 86

icmp- internet control message protocol

Front 87

What is the function of NNTP?

Back 87

network news transfer protocol, usenet news articles from servers to client applications.

Front 88

Which of the network protocols listed below allows for creating encrypted links over unsecure public networks such as the Internet and sending regular traffic through those secure links?

Back 88

point to point tunneling protocol, vpns etc

Front 89

Which of the following answers refers to a protocol used for establishing a dedicated point-to-point link between two networked devices?

Back 89

point to point protocol, such as used in dsl, dial up.

Front 90

Which of the following answers lists an example of a routing protocol?

Back 90

Routing information protocol, limits hops on a route to prevent loops, max 15 hops.

Front 91

A protocol used in network management systems for monitoring network-attached devices is known as:

Back 91

simple network management protocol,collecting info, configuring devices,routers,hubs,printers over ip

Front 92

Which of the answers listed below refers to a suite of protocols used to enable Internet access on mobile devices?

Back 92

wireless application protocol, mobile network protocols for accessing the internet

Front 93

Which of the devices listed below allows for establishing a communication channel over a PSTN?

Back 93

public switched telephone network would need a analog modem

Front 94

A type of network device that amplifies received signal so it can be transmitted over greater distance without loss in quality is called:

Back 94

repeater

Front 95

Which of the answers listed below refers to a network device that allows to overcome limitations related to the maximum allowable cable segment length?

Back 95

extender

Front 96

Which of the following tools would be used for attaching RJ-45 connectors to a twisted-pair Ethernet cable?

Back 96

crimper

Front 97

What is the name of a networking tool used for locating a cable in a cabling bundle or tracing individual wires in a cable?

Back 97

toner and probe kit

Front 98

Which of the following networking tools would be of help in determining the optimal placement of a WAP?

Back 98

wifi analyzer

Front 99

Which of the POST beep codes would be an indicator of RAM failure?

Back 99

long continuous beep

Front 100

Which of the following POST beep codes indicates video adapter card failure?

Back 100

one long, two short beeps

Front 101

Continuous reboots of a Windows host upon encountering a persistent stop error might be caused by Startup and Recovery configuration settings in the Control Panel System applet (System -> Advanced system settings -> Advanced -> Startup and Recovery -> Settings... -> System failure).

Back 101

true

Front 102

Which of the following could cause slow performance of a hard drive? (Select 2 answers)

Back 102

file fragmentation

insufficient RAM

Front 103

The /R switch of the CHKDSK utility: (Select all that apply)

Back 103

locates bad sectors and recovers readable info

fixes errors on the disk

Front 104

Windows Recovery Environment (WinRE) offers a set of tools and utilities to troubleshoot Windows startup issues. Which of the command-line commands launches a tool for manual troubleshooting of problems related to master boot record (MBR), boot sector, and Boot Configuration Data (BCD) store in Windows RE Command Prompt?

Back 104

bootrec.exe

Front 105

Automatic Private IP Addressing APIPA addresses are valid only for communications within a network segment that a given host is connected to. A host with APIPA-assigned address (i.e. an IP address in the range between 169.254.0.1 and 169.254.255.254) cannot connect to the Internet. The assignment of such address, which can be checked with the IPCONFIG command-line utility, typically indicates a DHCP-related problem.

Back 105

true

Front 106

Microsoft Windows OS command-line command for displaying intermediary points on the packet route is called:

Back 106

tracert

Front 107

What is the name of a command-line utility in MS Windows that allows for displaying protocol statistics and current TCP/IP network connections?

Back 107

netstat

Front 108

Which of the following answers lists a Windows command-line utility designed to be of help in troubleshooting NetBIOS name resolution problems?

Back 108

nbtstat

Front 109

The following Windows command-line command can be used to display a list of domains, computers, or shared resources available on a specific computer.

Back 109

net view

Front 110

Which of the network administration command-line tools listed below is used for DNS queries?

Back 110

nslookup

Front 111

Which of the following steps would ensure the proper re-assembly of a serviced laptop? (Select all that apply)

Back 111

appropriate tools

documenting and labeling screw locations

magnetic mat/separate containers for parts

manufacturer documentation used as a reference

Front 112

In laser printing, long vertical streaks on each output page indicate a problem related to:

Back 112

damage to the imaging drum

Front 113

In laser printing, toner falling off of the printed copy indicates a problem with:

Back 113

fusing unit

Front 114

The /F switch of the CHKDSK utility:

Back 114

fixes errors on the disk