Technical Interview Questions » Hardware Interview Questions

How does the browser know to go to a certain IP address when you enter a domain like google.com?

admin — Tue, 04 Sep 2007 04:00:03 +0000

It searches through local DNS cache, if nothing is there, it queries the ISP’s DNS server.

What are * and ? when using them for wildcards in Windows?* any characters, arbitrary amoung,?

admin — Tue, 04 Sep 2007 03:58:49 +0000

single character

How many logical drives is it possible to fit onto a physical disk?

admin — Tue, 04 Sep 2007 03:58:01 +0000

Maximum of 24 logical drives. The extended partition can only have 23 logical drives.

What’s the maximum hard drive size for FAT16-based Windows system?

admin — Tue, 04 Sep 2007 03:51:33 +0000

2 GB

Where’s MBR located on the disk?

admin — Tue, 04 Sep 2007 03:44:22 +0000

Main Boot Record is located in sector 0, track 0, head 0, cylinder 0 of the primary active partition.

What’s the speed and device maximum specs for Firewire?

admin — Tue, 04 Sep 2007 03:43:57 +0000

IEEE 1394 (Firewire) supports the maximum of 63 connected devices with speeds up to 400 Mbps.

What’s the difference between L1 and L2 cache?

admin — Tue, 04 Sep 2007 03:43:29 +0000

Level 1 cache is internal to the chip, L2 is external.

Name the processor lines of two major manufacturers?

admin — Tue, 04 Sep 2007 03:42:57 +0000

High-end: Intel - Pentium (II, III, 4), AMD - Athlon. Low-end: Intel - Celeron, AMD - Duron. 64-bit: Intel - Itanium 2, AMD - Opteron.

Where does CPU Enhanced mode originate from?

admin — Tue, 04 Sep 2007 03:40:21 +0000

Intel’s 80386 was the first 32-bit processor, and since the company had to backward-support the 8086. All the modern Intel-based processors run in the Enhanced mode, capable of switching between Real mode (just like the real 8086) and Protected mode, which is the current mode of operation.

Where does the Real mode on the CPU come from?

admin — Tue, 04 Sep 2007 02:58:05 +0000

The original 8086, which only had 1 MB of memory. This megabyte is split into low memory for IRQ tables, application memory and high memory.