Top answers

All subjects
All levels

What is 'Virtual Memory', and how does it work?

Virtual memory is the practice of moving information from RAM to secondary storage (eg the hard disk). It allows computers to make use of more memory than they have installed

BC
Answered by Barnaby C. Computing tutor
2062 Views

Describe Round Robin Scheduling

Round robin scheduling is a process by which a computer can multitask. Technically a computer cannot multitask but what round robin does is it gives each task/program a very small time slice of the proces...

GV
2109 Views

What is immediate addressing?

The immediate addressing mode is when the opcode holds a numerical value. The first operand is the target register and the second operand is the constant numerical value.

FW
Answered by Freya W. Computing tutor
2056 Views

Define resolution in regards to images and how it differs from colour depth

Resolution is the number of pixels in a given unit area (dots per inch). A higher resolution increases the quality of an image. Colour depth is the amount of memory stored by each pixel (number of bits pe...

FW
Answered by Freya W. Computing tutor
4044 Views

Convert the hexadecimal '3E', which represents a 2's compliment binary number, in decimal.

Firstly, represent the 316 and E16 as 2 four bit binary numbers (known as nibbles). Once we have this (0011 and 1110 respectively), we can then combine them back together, into one...

JB
Answered by John B. Computing tutor
5686 Views

We're here to help

contact us iconContact ustelephone icon+44 (0) 203 773 6020
Facebook logoInstagram logoLinkedIn logo

MyTutor is part of the IXL family of brands:

© 2025 by IXL Learning