400 Computer Awareness MCQ Set- 13
Q301. Who is the father of the personal computer?
A. Bill Gates
B. Steve Jobs
C. Edward Robert
D. Charles Babbage
Answer – C. Edward Robert
Explanation-
Q302. EEPROM stands for:
A. Electrically Erasable Programmable Read Only Memory
B. Electronic Erasable Programmable Random Access Memory
C. Erasable Electrically Programmable Read Only Memory
D. Electronic Erasable Programmable Read-Only Memory
Answer – A. Electrically Erasable Programmable Read Only Memory
Explanation-
Q303. Who developed the first electronic computer?
A. Alan Turing
B. John von Neumann
C. J.V. Atansoff
D. Charles Babbage
Answer – C. J.V. Atansoff
Explanation-
Q304. Which programming languages are classified as low-level languages?
A. C++ and Java
B. Python and Ruby
C. Assembly Language
D. HTML and CSS
Answer – C. Assembly Language
Explanation-
Q305. The first web browser is:
A. Internet Explorer
B. Google Chrome
C. Mosaic
D. Safari
Answer – C. Mosaic
Explanation-
Q306. The first page of a website is termed as:
A. Homepage
B. Index
C. Main Page
D. Landing Page
Answer – A. Homepage
Explanation-
Q307. Digital computers are classified into four categories. What are they?
A. Supercomputers, Mainframe computers, Mini computers, Microcomputers
B. Microcomputers, Mini computers, Mainframe computers, Supercomputers
C. Mainframe computers, Supercomputers, Microcomputers, Mini computers
D. Mini computers, Microcomputers, Supercomputers, Mainframe computers
Answer – B. Microcomputers, Mini computers, Mainframe computers, Supercomputers
Explanation-
Q308. In the case of Microcomputers, the speed of the CPU is:
A. 1-10 MIPS
B. 10-100 MIPS
C. 100-1000 MIPS
D. Above 1000 MIPS
Answer – A. 1-10 MIPS
Explanation-
Q309. CPU consists of:
A. Arithmetic and Logical Unit (ALU), Random Access Memory (RAM), Control Unit (CU)
B. Arithmetic and Logical Unit (ALU), Register, Control Unit (CU)
C. Central Processing Unit (CPU), Random Access Memory (RAM), Control Unit (CU)
D. Arithmetic and Logical Unit (ALU), Register, Central Processing Unit (CPU)
Answer – B. Arithmetic and Logical Unit (ALU), Register, Control Unit (CU)
Explanation-
Q310. What is used to identify a user who returns to a website?
A. Cookies
B. Cache
C. IP Address
D. URL
Answer – A. Cookies
Explanation-
Q311. Microsoft Internet Explorer and Netscape Navigator are examples of:
A. Web servers
B. Search engines
C. Internet browser programs
D. Email clients
Answer – C. Internet browser programs
Explanation-
Q312. In computer science, a data hazard occurs when:
A. The computer runs out of memory
B. A program encounters a runtime error
C. The pipeline changes the order of read/write access to operands
D. The computer crashes due to a hardware failure
Answer –C. The pipeline changes the order of read/write access to operands
Explanation-
Q313. Money transfer through mobile is called:
A. E-commerce
B. M-commerce
C. Internet banking
D. Online payment
Answer – B. M-commerce
Explanation-
Q314. Cache memory works on the principle of:
A. Virtual memory
B. Locality of reference
C. Dynamic allocation
D. Parallel processing
Answer – B. Locality of reference
Explanation-
Q315. Which device is used in the network layer?
A. Router
B. Switch
C. Hub
D. Modem
Answer – A. Router
Explanation-
Q316. Who invented the computer mouse?
A. Douglas Engelbart
B. Bill Gates
C. Steve Jobs
D. Tim Berners-Lee
Answer – A. Douglas Engelbart
Explanation-
Q317. USB is what type of storage device?
A. Primary
B. Secondary
C. Tertiary
D. Quaternary
Answer – B. Secondary
Explanation-
Q318. All forms of ROM are also known as:
A. Firmware
B. Software
C. Hardware
D. Middleware
Answer – A. Firmware
Explanation-
Q319. The simplest CPU scheduling algorithm is:
A. FCFS (First-Come, First-ServeD. scheduling algorithm
B. Round Robin scheduling algorithm
C. Priority scheduling algorithm
D. Shortest Job Next (SJN) scheduling algorithm
Answer – A. FCFS (First-Come, First-ServeD. scheduling algorithm
Explanation-
Q320. The telephone line is connected through the computer using:
A. Modem
B. Ethernet cable
C. USB cable
D. HDMI cable
Answer – A. Modem
Explanation-
Q321. In a computer system, which device is functionally opposite to a keyboard?
A. Mouse
B. Printer
C. Monitor
D. Speaker
Answer – B. Printer
Explanation-
Q322. The process of writing on an optical disc is called:
A. Reading
B. Recording
C. Copying
D. Erasing
Answer – B. Recording
Explanation-
Q323. The second most used language on the World Wide Web is:
A. English
B. Spanish
C. Chinese
D. Hindi
Answer – C. Chinese
Explanation-
Q324. Which method of heat transfer is typically used in computers?
A. Conduction
B. Convection
C. Radiation
D. Evaporation
Answer – B. Convection
Explanation-
Q325. Direct access to a file is also known as:
A. Sequential access
B. Random access
C. Linear access
D. Serial access
Answer – B. Random access
Explanation-
