A+ CompTIA Guide To Hardware 1
Just a practice test
- 1.Older PC's had an Industry Standard Architecture (ISA) which had an __-bit data path and ran at 4.77 MHz.
- A.
8
- B.
16
- C.
24
- D.
32
- E.
64
- 2.The first PCI bus that had a 32-bit data path, supplied 5 V of power and allowed expansion cards to run in sync with the CPU is
- A.
PCI-X
- B.
PCI Express
- C.
Conventional PCI
- 3.This bus has three major revisions and are backward-compatible, increased bandwidth and data integrity. It is generally to keep up with system bus speeds.
- A.
PCI-X
- B.
PCI Express
- C.
Conventional PCI
- 4.This PCI bus is not backward-compatible and uses a serial bus, which is faster than a parallel bus because it transmits data in packets similar to how an Ethernet network, USB, and Firewire transmits data.
- A.
PCI-X
- B.
PCI Express
- C.
Conventional PCI
- 5.Older motherboards have small expansion slots the length of a PCI Express x1 slot called an__________ slot or a communication or networking riser (CNR) slot.
- A.
Expansion slot
- B.
PCI slot
- C.
Audio/modem riser (AMR) slot
- 6._______ is also called the real time clock/nonvolatile RAM (RTC/NVRAM) chip, which retains the data even when the computer is turned off.
- A.
SDRAM
- B.
Communication and Networking riser (CNR)
- C.
CMOS RAM
- D.
Data Packet
- 7.How many power-on passwords can the CMOS Setup hold to help secure a system?
- A.
1 or 2
- B.
3 or 4
- C.
5 or 6
- D.
None of the above
- 8.______or spacers are round plastic or metal pegs that separate the motherboard from the case, so that components on the back of the motherboard do not touch the case.
- A.
Jumpers
- B.
Dual Inline Package (DIP) switches
- C.
Standoffs
- D.
On-board ports
- 9.________is an improved version of SDRAM.It has one notch and uses 184 pins. Instead of processing data for each beat of the system clock, as a regular SDRAM does, it processes data, when the beat rises and again falls, doubling the data rate of memory.
- A.
DDR2
- B.
Rambus DRAM
- C.
Synchronous DRAM
- D.
DDR (Double Data Rate) SDRAM
- 10.The first DIMM to run synchronized with the system clock is ______, which has two notches and uses 168 pins.
- A.
SyncLink SDRAM (SLDRAM)
- B.
Rambus DRAM (RDRAM)
- C.
Synchronous DRAM (SDRAM)
- D.
DDR (Double Data Rate) SDRAM
- 11.These DIMMs have two notches on the edge connector and run at constant speeds independent of the system bus speed. What are they called?
- A.
Burst EDO (BEDO)
- B.
DDR SDRAM
- C.
DDR2
- D.
EDO
- 12.An early version of the SDRAM is _______, which was never embraced by the industry.
- A.
Synchronous DRAM (SDRAM)
- B.
Rambus DRAM (RDRAM)
- C.
SyncLink SDRAM (SLDRAM)
- D.
Burst EDO (BEDO)
- 13.With ________, the memory controller can communicate with two DIMMs at the same time, effectively doubling the speed of memory access.
- A.
Fast Page Memory (FPM)
- B.
Extended Data Out (EDO)
- C.
Dual Channels
- D.
Rambus DRAM (RDRAM)
- 14.______is a legacy memory that uses RIMM memory modules and is named after Rambus Inc.
- A.
Double Data Rate SDRAM (DDR SDRAM)
- B.
Direct Rambus DRAM (RDRAM or Direct RDRAM)
- C.
DDR2 SDRAM
- D.
SyncLink SDRAM (SLDRAM)
- 15.______ refers to an error checking procedure in which either every byte has an even number of ones or every byte has an odd number of ones.
- A.
ECC (error-correcting code)
- B.
Parity
- C.
System Restore
- D.
Reboot
- 16.What does CAS (Column Access Strobe) Latency and RAS (Row Access Strobe) Latency do?
- A.
Read and Write data
- B.
Measures Speed
- C.
Correct Errors
- D.
Adds memory
- 17.In Windows, memory errors can cause frequent __________ errors which causes a computer to freeze, hang, boot failures, or become unstable.
- A.
Parity
- B.
Disk
- C.
General Protection Fault (GPF)
- D.
Parity Memory
- 18.The most popular motherboard form factor is the ____
- A.
ATX
- B.
BTX
- C.
AT
- D.
NLX
- 19.The latest motherboard form factor is the _____
- A.
ATX
- B.
BTX
- C.
AT
- D.
NLX
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