Select the most suitable answer (only one). Consider the following specification

Question

Select the most suitable answer (only one).

Consider the following specification of a laptop to answer the questions from 1 to 4.

****************************************************************************************************

Operationg System      -------------        Microsoft Windows 8.1

Processor                    -------------         4th generation Intel Core i7-4510U Processor (2.0GHx, 4MB L3 Cache)

Memory                      -------------        8GB 1600MHz DDR3L SDRAM (1 DIMM)

Hard Disk Drive           -------------        1TB (5400RPM) hard drive

Display                      -------------          14.0-inch diagnol HD BrightView LED-backlit Display (1366x768)

Graphics                    ------------           NVIDA GeForce 840M Graphics with 2048MB of dedicated video memory

***************************************************************************************************

1) What is the cycle time of the above CPU?

a. 2/4510 sec

b. 1/(2 * 10 ^ 9) sec

c. 4 sec

d. 1600 sec

2) How many single cycle instructions can be executed by this laptop in 1 sec?

a. 2 million

b. 2 * 230

c. 2 * 109

d. Cannot determine

3) Which one of the following is the fastest memory in this laptop?

a. 1 TB HD

b. 8 GB RAM

c. 4 MB L3 Cache

d. 2 GHz i7

4) What is the size of the dedicated video memory?

a. 2 GB

b. 231 Bytes

c. 234 bits

d. All correct

Explanation / Answer

1. b. 1/(2 * 10 ^ 9) sec

2.  a. 2 million

3. c. 4 MB L3 Cache

cache memory is faster.

4.  a. 2 GB

2gb of dedicated video graphics card is given.

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