211. The _______________ may also be called the screen or monitor?
A. Printer
B. Display
C. Scanner
D. Software
✅ The correct answer is option B.
Basic computer knowledge MCQs
212. Which among the following do/does not belong/belongs to the GSM family of wireless technologies ?
A. EDGE
B. LTE
C. DSL
D. Both A and B
✅ The correct answer is option D.
213. Soft copy refers to ___________________ ?
A. Printed output
B. Music sounds
C. Screen output
D. Digitizing
✅ The correct answer is option C.
214. The ASCII encoding of binary data is called______________________?
A. base 64 encoding
B. base 32 encoding
C. base 16 encoding
D. base 8 encoding
✅ The correct answer is option A.
215. You can use the tab key to ____________________?
A. move a cursor across the screen
B. indent a paragraph
C. move the cursor down the screen
D. both A and B
✅ The correct answer is option D.
216. Who developed a mechanical device in the 17th century that could add, subtract, multiply, divide and find square roots ?
A. Pascal
B. Napier
C. Leibnitz
D. Babbage
✅ The correct answer is option C.
217. In HTTP pipelining__________________?
A. multiple HTTP requests are sent on a single TCP connection without waiting for the corresponding responses
B. multiple HTTP requests can not be sent on a single TCP connection
C. multiple HTTP requests are sent in a queue on a single TCP connection
D. none of these
✅ The correct answer is option A.
218. A flat metallic disk that contains a large amount of permanently stored information read optically is called a ____________________?
A. Monitor
B. ALU
C. CD-ROM
D. RAM
✅ The correct answer is option C.
219. Which one of the following computer network is built on the top of another network ?
A. prior network
B. chief network
C. prime network
D. overlay network
✅ The correct answer is option D.
220. A button that makes characters either upper or lower case and numbers to symbols________________________?
A. Monitor
B. Shift key
C. Icon
D. Mouse
✅ The correct answer is option B.