Author: ignougroup

Ans : Besides three storage class specifications namely, Automatic, External and Static, there is a register storage class. Registers are special storage areas within a computer’s CPU. All the arithmetic and logical operations are carried out with these registers. For Read More …

Ans : In case of single file programs static variables are defined within functions and individually have the same scope as automatic variables. But static variables retain their values throughout the execution of program within their previous values. Points to Read More …

Ans : These are not confined to a single function. Their scope ranges from the point of declaration to the entire remaining program. Therefore, their scope may be the entire program or two or more functions depending upon where they Read More …

Ans : The variables local to a function are automatic i.e., declared within the function. The scope of lies within the function itself. The automatic defined in different functions, even if they have same name, are treated as different. It Read More …

Ans : LCDs are the screens of choice for portable computers and lightweight screens. They consume very little electricity and have advanced technologically to quite good resolutions and color support. They were developed by the company RCA in the 1960s. Read More …

Ans : We have discussed about resolutions and vertical and horizontal refresh rates in the section on Video Cards. Let us refer to them from the monitor point of view. So, we have the following definitions (from the manual of Read More …

Ans : 3D Accelerator is no magic technology. It is simply an accelerator chip that has built-in ability to carry out the mathematics and the algorithms required for 3-D image generation and rendering. A 3-D imaging is simply an illusion, Read More …

Ans : The other popular way Ls to attach a disk drive to a PC via a SCSI interface. The common drive choice for servers or high-end workstations with drive capacities ranges from 100MB to 20GB and rotation speed 7200RPM, Read More …

Ans : IDE devices art connected to the PC motherboard via a 34-wire ribbon cable, The common drive used today for workstations has capacities of 40MB to 100MB and rotation speed 72QORPM. The controller is embedded on the diskdrive Itself, Read More …

Ans : The debugger is a program that allows the user to test and debug the object file. The user can employ this program to perform the following functions. 1. Make changes in the object code.2. Examine and modify the Read More …