Final r 2.1
Final R 2.2
Final R 2.3
Final R 2.4
Final R 2.5
100
Which of the following is typically required with a client-server network: a. A workgroup. b. At least one switch to route data throughout the system. c. A network operating system. d. Shared folders on individual hard drives
What is c. A network operating system.
100
The ________ is the link between the personal computer and a LAN’s network cabling system. a. hub b. router c. cable d. NIC
What is d. NIC
100
Operating at 2.4 GHz and with a maximum throughput of 54 Mbps, the _______ wireless system is very popular today. a. 802.11A b. 802.11B c. 802.11G d. 802.11N
What is c. 802.11G
100
A static shock is caused by: a. the generation of static charges. b. the dissipation of static charges. c. the uncontrolled discharge of static charges. d. low humidity.
What is c. the uncontrolled discharge of static charges.
100
When adding memory to a high-reliability PC, which should be the least of your concerns? a. Does the total size of the memory exceed the capacity of the system? b. Is the memory you are installing compatible with the memory already installed? c. Is the memory compatible with the motherboard? d. Is the memory made by the same manufacturer?
What is d. Is the memory made by the same manufacturer?
200
27. The communication rules computers use are called: a. protocols. b. topologies. c. media. d. connections.
What is a. protocols.
200
. In a twisted-pair network cable, why are the wires twisted together? a. To make them shorter. b. To reduce electrical interference. c. To allow more data on the cable. d. To make the cable easier to install.
What is b. To reduce electrical interference.
200
As the distance between two wireless devices communicating over a local area network approach the limit of their range, which of the following will NOT be a factor? a. Electrical interference will increase. b. Data security is compromised. c. The transmission rate is automatically scaled-back. d. Data errors and retransmissions will increase, reducing throughput.
What is b. Data security is compromised.
200
Which of the following was Intel’s first multicore CPU? a. Pentium D b. Pentium 4 c. Pentium M d. Core Duo
What is a. Pentium D
200
In a Windows XP system, where are the system files located that store hardware and software configuration and setup information? a. System Data b. Registry c. User Accounts d. Device Manager
What is b. Registry
300
. What type of network is best when tight security is necessary? a. Peer-to-peer b. Client-Server c. WAN d. LAN
What is b. Client-Server
300
. Twisted-pair cable can be used in lengths up to: a. 100 feet. b. 100 meters. c. 500 meters. d. 2 km.
What is b. 100 meters.
300
The speed of a _______ Internet connection depends upon how far your computer is located from a nearby local telephone substation. a. dial-up b. DSL c. cable modem d. T-Line
What is b. DSL
300
When considering thermal issues within a PC, which component generates the most heat and should get the most attention? a. CPU b. Memory c. Chipset d. Video processor
What is a. CPU
300
What must you provide in order to access a current Windows system? a. User name and Password b. Ctrl-Alt-Del c. User authentication d. Ctrl-Alt-Del and Password
What is a. User name and Password
400
In a ________ network, all devices are connected to a single linear cable. a. star b. bus c. ring d. local area
What is b. bus
400
. Twisted-pair cabling is rated by ______ which represent different levels of performance. a. lengths b. categories c. number of twists d. conductor sizes
What is b. categories
400
. The Intel chipset system uses which device to control the transfer of data into and out of the SATA ports? a. ICH b. GMCH c. Northbridge d. Codec
What is a. ICH
400
When choosing RAM technologies, what makes a DDR SDRAM memory module more appealing than an SDRAM memory module? a. it uses ECC technology. b. it operates at twice the clock speed. c. it can move twice as much data at the same clock speed. d. it operates synchronously.
What is c. it can move twice as much data at the same clock speed..
400
Which file display mode is active on a new Windows installation? a. List view b. Icon view c. Detail view d. Tile view
What is d. Tile view
500
In a __________ network, all devices are connected in a closed loop. a. star b. bus c. ring d. local area
What is c. ring
500
What network protocol is used on the Internet? a. TCP/IP b. IPX/SPX c. NetBEUI d. Ethernet
What is a. TCP/IP
500
While shopping for a PC power supply, you know that your computer uses 225 watts while booting and 175 watts during normal operation. Which of the following power supply ratings would be the best choice as a replacement power supply? a. 125 W b. 170 W c. 250 W d. 450 W
What is c. 250 W
500
When purchasing memory for a laptop, which of the following is your most likely selection? a. SO-DIMM b. CRIMM c. RIMM d. DDR DIMM
What is a. SO-DIMM
500
When you first install Windows, all registered files have their file extensions hidden. In such a case, which of the following is how you would see a file called SPYWARE.TXT.SCR be displayed? a. SPYWARE.TXT b. SPYWARE.EXE c. SPYWARE.TXT.SCR d. SPYWARE
What is a. SPYWARE.TXT
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