1__v

Which of the following is (are) true about computers?
I.They accept input.
II.They store data.
III.They produce output. 

• I, II and III

• I and III only

• II and III only

• II only

A computer file is a named collection of data that exists on which of the following? 

I.Optical disk (CD or DVD)
II.Floppy disk
III.Hard disk

• I, II and III

• III only

• I only

• II and III only 

Which of the following can supply input to a computer?

I.A person

II.The environment

III.Another computer 

• I, II, and III 

• III only

• I and II only

• I only 

CPU performance is influenced by which of the following?
I. Word size
II. Clock rate
III. Instruction set size

• I, II, and III

• I and II only

• II only

• I and III only

Which of the following components is (are) typically found on the motherboard of a computer?
I. Expansion slots
II. The microprocessor
III. The CMOS memory chip

• I, II, and III

• I and II only

• II only

• I and III only

Which of the following can be an advantage of buying a computer that contains a widely-used CPU or its equivalent clone?
I. A lot of established computer suppliers provide products using that type of CPU.
II. The cost of the CPU is likely to be lower because of the large quantities of the CPU that have been sold.
III. There will be more operating systems that work with that type of CPU.

• I, II, and III

• I and III only

• I and II only

• II and III only

Which of the following is (are) true of modern microprocessors?
I. Microprocessor chips are typically the size of a deck of cards.
II. Microprocessors typically contain millions of transistors.

• II only

• I only

• None

• I and II

Components of the CPU typically include which of the following?
I. The control unit
II. The Level 1 cache memory
III. The Arithmetic/Logic Unit

• I, II, and III

• I and III only

• I and II only

• II and III only

An Arithmetic/Logic Unit typically performs which of the following operations?
I. Retrieval of instructions from RAM
II. Performance of greater-than and less-than comparisons

• II only

• I only

• None

• I and II

Which of the following is (are) true of ROM?
I. ROM stores data until computer is turned off.
II. The instructions needed to boot a computer are typically stored in ROM.

• II only

• None

• I and II

• I only