Cpu function Study guides, Class notes & Summaries

EDEXCEL IGCSE ICT QUESTIONS AND ANSWERS GRADED A+ What is the primary function of the CPU in a computer system? The primary function of the CPU (Central Processing Unit) is to execute instructions and process data in a computer system. What does RAM stand for and what is its role in a computer? RAM stands for Random Access Memory, and it provides temporary storage for data and instructions that the CPU needs while performing tasks. What is the difference between RAM and ROM? ...

A single device driver typically communicates with several different hardware devices. - False One function of the kernel is managing use of the computer's RAM. - True ____________ multitasking depends on the running application to hand control back to the OS so other applications can be run. - Cooperative The _____________ communicates with the BIOS, device drivers, resource managers, and APIs to coordinate operating system functions. - kernel Which of the following does NOT require a de...

CompTia IT Fundamentals Exam (New 2023/ 2024 Update) More than 200 Questions and Verified Answers| 100 % Correct | Graded A QUESTION When considering backup media, which of the following holds the MOST data? A. BD-R B. DVD-R C. DVD-DL D. CD-ROM Answer: A. BD-R QUESTION Which of the following printers requires a special type of paper in order to print? A. Impact B. Thermal C. Inkjet D. Laser Answer: B. Thermal QUESTION Which of the following comp...

D386 Hardware and Operating System Essentials Questions and Answers Already Passed **What system software acts as an intermediary, facilitating communication between computer hardware and other software?** **Answer:** Operating system **What is the primary function of a computer operating system?** **Answer:** It acts as a resource manager. **What category of software do programs like Mac OS X and Windows 10 belong to?** **Answer:** Operating System (OS) **Which operatin...

Which of the following is a basic function a computer performs? (Choose all that - Processing Input Output The executes instructions provided by computer programs. - CPU When a CPU has two or more processors, each one is referred to as a(n) - b. Core Which of the following is considered long-term storage? (Choose all that apply.) - USB or flash drive Hard drive Which motherboard component controls data transfers between memory, expansion slots, I/O devices, and the CPU? - Chipset You wan...

what file transfer system can move multiple files at a time - SMB The core of an operating system is referred to as the CPU. - False Who created the Linux kernel? - Linus Torvalds ____________ multitasking depends on the running application to hand control back to the OS so other applications can be run. - cooperative The _____________ communicates with the BIOS, device drivers, resource managers, and APIs to coordinate operating system functions. - kernel Which of the following is NOT a ...

Question 1 (20 points) 1.1) (6 points) Block Nested Loops Join (A) Reads = |R| + |S| * ceil(|R|/(B-2)) = 5,000 + 15,000 * ceil(5,000/(800-2)) = 110,000 (B) Writes = 0 (no writes are required for nested loops joins) 1.2) (7 points) Grace Hash Join (A) Reads in Partition phase = |R| + |S| = 20,000 Reads in Probe phase = |R| + |S| = 20,000 Total reads = 2 * (|R| + |S|) = 40,000 (B) Total writes = |R| + |S| = 20,000 1.3) (7 points) BNJ = 110,000 * 1 [reads; no writes] = 110,000 GHJ = 40...

NTA Certification Questions and Answers Graded A+ What is the primary function of a CPU in a computer system? The CPU, or Central Processing Unit, is responsible for executing instructions from programs, performing calculations, and managing data processing tasks. What does RAM stand for, and what is its purpose? RAM stands for Random Access Memory. It temporarily stores data that is actively being used or processed by the CPU, allowing for quick access and improved system performan...

Question 1 (20 points) 2.1) (4 points) B - 1 buckets 2.2) (4 points) Recursively apply hash-based projection technique to further split the buckets with different hash functions until no more partition overflow. 2.3) (4 points) (B - 1)^2 buckets 2.4) (4 points) Accelerate the record matching in memory or reduce CPU cost of record matching. 2.5) (4 points) No. In the probing phase, using the same hash function will assign each data record into the same bucket. No speeding up for join in th...

COP4600 Midterm Exam Questions With 100% Correct Answers Chapter 4 - The Abstraction: The Process / Processes Process / Job - answerA running program. The abstraction provided by the OS of a running program. Virtualizing - answerThe process of running a virtual instance of a computer system in a layer abstracted from the actual hardware. Time Sharing (CPU) - answerBy running one process, then stopping it and running another, and so forth, the OS can promote the illusion that many virtu...