Select the best answer from the list of choices. Bah of the following is conside
ID: 3748416 • Letter: S
Question
Select the best answer from the list of choices. Bah of the following is considered volatile or temporary memory? a. RAM b. SSD C. d. ROM 16. To di splay graphics, a computer needs a monitor and a a. Network card (NIC). b. Sound card. c. Graphics card or graphics processor. d. USB cable. puter is responsible for executing instructions to process information? a. ROM b. Card c. Motherboard d. CPU 18. What are the technical details about each hardware component 19. What do you call each 1 or 0 used in the representation of 20. Which of the following is a pointing device that allows you to control t called? a. Configuration c. Circuits computer data? a. A bit b. A quark c. A kilobyte d. A byte he pointer by moving the entire device around on a desk? a. Scroll wheel b. Trackpad c. Mouse d. Trackball 21. The programs and data routines that a computer uses to perform tasks are called: a. Specifications b. Peripherals. c. Hardware d. Software. 22. What is a megabyte? a. About a million bytes b. About a million bits c. About half of a gigabyte d. 100 kilobytes 23. Keyboards, monitors, and printers are all examples of which of the followingi? a. Peripheral devices b. Input devices c. Output devices d. 4. Which of the following permanently stores the set of instructions that the computer uses to activate the software that controls the processing function when you turn the computer on? a. CPU cache b. RAM c. The hard disk d. ROM 25. Which of the following acts as a locked door on a computer? a. DNS server b. Firewall c. Antivirus software d. Browser 26. Which one of the following would not be considered a personal computer? a. Mainframe b. Desktop c. Laptop d. Tablet 27. Which of the following is not a permanent storage medium? c. Hard disk d. RAM b. CD-ROM is the data path between the microprocessor, RAM, and the 28. Which of the following peripherals? c. Data bus d. Cable a. Data channel Understanding Essential Computer ConceptsExplanation / Answer
15)
Answer: (a) RAM
Random Access Memory or RAM temporarily stores the data and applications when we are using them.
16)
Answer: (c) Graphic card or Graphic processor.
Graphic card contains a chip i.e, graphic processor which converts video data into high quality video to disply it on monitor and lets main processor do its work and hence makes system faster.
17)
Answer: (c) CPU.
Central processing unit (CPU) preocesses or executes instructions.
18)
Answer:(b) Specifications
Technical details of each component is called Specifications. For example processor type (DUAL, PENTA, HEXA and octa core)
19)
Answer: (a) A bit
0 or 1 is a bit and 8 such bits are combined together called as 1 byte.
8bits = 1Byte
1kilobyte = 210 Bytes.
20)
Answer:(c) Mouse
Mouse is a pointing device which allows you to control the pointer on a desk by moving it.
21)
Answer:(d) Software.
Softwares are non-physical components of a computer which are including programs. These softwares are used to perform specific tasks.
22)
Answer:(a) about a million bytes.
Mega = 106
23)
Answer:(a) peripheral devices
These are the devices which connects to a system to add functionality. Examples are printers, keyboards, monitors, scanners etc.
24)
Answer:(a) CPU cache.
CPU cache will do the functionality mentioned.
25)
Answer:(b) Firewall
Firewall is a software which enforces set of rules about which type of data packets will be allowed to leave or enter a network. So firewall acts a locked door on a computer.
26)
Answer: (a) Mainframe
Mainframe computer is a large hig speed computer, which is connected to many workstations to compute large calculations. These are generally used by the large organizations.
27)
Answer: (d) RAM
Random Access Memory or RAM is volatile memory i.e, which temorarily store the data when apllications are running in the background. Where as we can permanently store the data in Hard disk, CD-Rom or in DVD.
28)
Answer: (c) data bus.
It is protocol or data path between microprocessor, RAM, (generally Computer system) to its peripherals.
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