Computer Science 9th Class English Medium Chapter 1 Online Test With Answers

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Computer Science 9th Class English Medium Chapter 1 Online Test

Sr. # Questions Answers Choice
1 Which systemss involve substances and their Interactions? Artificial Chemical Psychological Biological
2 Which sysems involve the mind and behavior? Artificial Chemical Psychological Biological
3 Which Protocol ensures reliable data transmission between two devices over the Internet. UDP (User Datagram Protocol) TCP (Transmision Control Protocol) IP (Internet Protocol) ICMP (Internet Control Message Protocol)
4 What is the primary purpoe of the DNS (Domain Name System) Protocol? To assign IP addresses to devices To map domain names to IP Address To ensure secure transmission of data To transfer files over the internet.
5 Which protocol is responsible for assigning IP addresses to devices on a network? DNS (Domain Name system) DHCP (Dynamic Host Configuration Protocol) TCP (Transmission Control Protocol) ARP (Address Resolution Protocol)
6 Which protocol is used to send emails over the internet? POP3 (Post Office Protocol 3) FTP (File Trnasfer Protocol) SMTP (Simple Mail Transfer Protocol) IMAP (Internet Message Access Protocol)
7 Which of the following protocol is used to transfer web pages from a web server in a web browser? FTP (File Transfer Protocol) HTTP (Hyper text Transfer Protocol) SMTP(Simple Mail Transfer Protocol) SNMP (Simple Network Managemetn Protocol)
8 How does the Von Neumann architecturer differ from the Harvard architecture? Von Neumannhas separate memery for data and instructions, while Harvard shares the same memory. Von Neumann stores data and instuctions in the same memory Von Neumann has no control unit while Harvard does Von Neumann is used in modern processors, while Harvard is outdated
9 In Von Neumannarchitecture, which component is responsible for controlling the flow of instructions and data? Arithmetic Logic Unit (ALU) Control Unit(CU) Cache Memory Input/Output devices
10 Which of the following components is NOT a part of the Von Neumann architecture? Central Processing Unit (CPU) Input/Output devices Control Unit (CU) Graphics Processing Unit (GPU)
11 What is the main disadvantage of the Von Neumann architecture. High cost of components. Difficulty in executing machine language instructions Limited data strorage capacity Bottleneck due to shared memory access for instructions and data
12 Which of the following is a key characteristic of the Von Neumann architecture? separate memory for instructions and data Instructions and data are data in the same memory Data is stored in a separate storage unit from instructions No need for a central processing Unit (CPU)
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