Chapter 6: Computer Science Quiz

Which of the following does NOT determine processor power? A) Number of cores B) Amount of cache memory C) Speed of the motherboard D) Clock speed

To securely erase data, the U.S. Department of Defense suggests that data be ________. A) encoded B) refactored C) deleted D) overwritten multiple times

The rule of thumb that predicts that the number of transistors on a CPU will double every 2 years is called ________ Law. A) Intel's B) Charles's C) Boyle's D) Moore's

Windows uses a memory-management technique known as ________ to monitor which applications you use most frequently. It preloads them into your system memory. A) SuperRetrieve B) SuperGet C) SuperFetch D) SuperTake

RAM is an example of ________ storage. A) volatile B) nonvolatile C) permanent D) mobile

To remove all the changes made to your system, the Windows ________ utility returns your computer to the state it was in when it came from the factory. A) Restore B) Erase C) Refresh D) Backup

There are ________ levels of cache memory in the Intel i7 processor. A) three B) eight C) five D) four

The processor market for desktop and laptop computers is dominated by ________. A) Apple B) Intel C) Microsoft D) IBM

The amount of RAM storage is measured in ________. A) GB B) MHz C) Hz D) GHz

In most current systems, ________ is the type of RAM used. A) DRAM B) DDR2 C) SDRAM D) DDR3

Which of the following activities is carried out by the ALU? A) Renders video images B) Moves read/write heads C) Performs arithmetic calculations D) Creates virtual memory

Which of the following is NOT a permanent storage option? A) Memory stick B) Random access memory C) Internal hard drive D) Optical drive

All of the following are part of the machine cycle EXCEPT ________. A) encode B) execute C) fetch D) store

When referring to hard drives, access time is measured in ________. A) megahertz B) bps C) kilobytes D) milliseconds

Running the Disk Cleanup utility is a quick way to ________. A) defrag your hard drive B) clean out your Startup folder C) remove spyware programs D) clear out unnecessary files

A ________ uses electronic memory and has no motors or moving parts. A) mechanical hard drive B) Blu-ray disc C) digital video disc D) solid-state drive

How do optical discs store data? A) Electronic memory records data on chips. B) A magnet aligns iron particles on a platter. C) A digital spectrometer leaves grooves in a platter. D) A laser burns tiny pits onto a platter.

The CPU consists of which two parts? A) The control unit and the arithmetic logic unit B) The control unit and the front side bus C) The arithmetic logic unit and the front side bus D) Cache memory and SSD storage

Running the Disk Defragmenter utility will ________. A) clean out your Startup folder B) make the hard drive work more efficiently C) detect and remove spyware D) mark bad memory cells

A ________ enables the computer to drive the speaker system. A) HDMI B) sound card C) display port D) PCI bus

The control unit is one component of the ________. A) CPU B) cache C) front side bus D) clock

The ________ has the largest capacity of any storage device. A) SSD B) DVD C) CD D) mechanical hard drive

Which of the following is the lightest computer? A) Ultrabook B) Tablet C) Laptop D) Desktop

How many channels are in a Dolby 7.1 Surround Sound System? A) 8 B) 12 C) 7 D) 6

Which of the following ports is NOT used to connect to a video card? A) DisplayPort B) HDMI C) DVI D) USB