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ITeaser
THINK your IT knowledge is really good? Rack your brain with this I-Teaser and find out for sure:
1. A system that allows users to pay for wireless services in advance is called:
a. Pre-paid plans
b. Defined service plans
c. Access regulated plans
d. All of the above
2. ESN stands for:
a. Electronic Serial Number
b. Electronic Server Number
c. Electronic Software Number
d. Electronic Security Number
3. Which protocol allows hosts on a TCP/IP network to communicate using either parallel or serial connections?
a. DHCP b. PPP
c. SLIP d. TCP
4. Which technologies can use time division multi-plexing?
a. Baseband and broadband
b. Ethernet
c. Fast Ethernet
d. All of the above
5. Which of these are bi-directional, half-duplex parallel communication modes?
a. Nibble mode b. Byte mode
c. EPP mode d. ECP mode
6. How should the ping utility be used to determine whether the local computer’s NIC is functioning properly?
a. Ping the local IP address
b. Ping a node on user network
c. Ping a node on remote network
d. All of the above
7. Which types of floppy disks have a maximum capacity of 1.2 megabytes?
a. 3.5-inch, double-sided, double-density
b. 3.5-inch, double-sided, high-density
c. 5.25-inch, double-sided, single-density
d. 5.25-inch, double-sided, high-density
8. Which layer of the Open Systems Interconnection model supports server message blocks?
a. Physical layer
b. Network layer
c. Session layer
d. Application layer
9. What is the first thing to do if printouts have black specks on both sides?
a. Clean the interior of the printer
b. Replace the toner cartridge
c. Realign the transfer corona
d. Change the fuse for the fuser
10. What does the system Real-Time Clock (RTC) do?
a. Clocks circuitry for peripheral components
b. Timing pulses for expansion buses
c. Date and time information
d. Timing pulses for CPU
ANSWERS: 1a; 2a; 3b; 4d; 5c&d; 6d; 7d; 8d; 9a; 10c
— By Mahjabeen Agha
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