The column is constructed from high-strength concrete and eight A992 steel reinforcing rods.Uthe column is subjected to an axial force of 200 kip, determine the required diameter of each rod so that 60% of the axial force is carried by the concrete.
IT 100 (10/410/6) A. Storage & Databases a. Primary Storage (temporary storage)loses content when computer loses power. i. Volatile Storage ii. Temporary iii. Refers to random access memory (RAM) b. Secondary Storage (permanent storage) permanently saves info for future use. i. Nonvolatile storage stores programs & data as opposed to temporary RAM. ii. Characteristics 1. Media or medium what holds data 2. Capacity amount of storage held 3. Storage devices hardware that reads data 4. Access speed measures amount of time required by storage devices to retrieve data and programs. iii. Writing process of saving info to the secondary storage device. iv. Reading process of accessing info from secondary storage device. B. Hard Disks save files by altering magnetic charges of disk’s surface to represent 1’s & 0’s. i. Store and organize files using tracks, sectors, and cylinders. ii. Head crash occurs when read/write head makes contact with surface (like a human hair touching the surface) b. Types of hard disks i. Internal located inside system unit 1. Store operating system, programs,