computer awareness MCQ SBI clerks,UPSC,IBPS POs,RRB,GIC AAO,SSC

Computer Knowledge MCQ-181

BOM represents

(A) Billing of Machines
(B) Bill of Materials
(C) Bill of Maintenance
(D) All of these
(E) None of these

Press __ for Switch to the next window,

(A) Ctrl + Tab
(B) Alt + Enter
(C) Alt + Tab
(D) Ctrl + Enter
(E) None of these

In comparison to the internal (main) memory, tape or disk memory is

(A) slower and more expensive
(B) slower and less expensive
(C) faster and more expensive
(D) faster and less expensive
(E) None of the above

Where is the disk put in a computer?

(A) in the modem
(B) in the hard drive
(C) into the CPU
(D) in the disk drive
(E) None of these

The software that is used to create text-based document are referred to as

(A) DBMS
(B) suites
(C) spreadsheets
(D) presentation
(E) word processors

The ___ becomes different shapes depending on the task you are performing.

(A) active tab
(B) insertion point
(C) mouse printer
(D) ribbon
(E) None of these

The brain of any computer system is

(A) ALU
(B) memory
(C) CPU
(D) control unit
(E) None of these

Where all the tabs (Ex. Home tab, Insert tab, etc.) are located?

(A) Title bar
(B) Status bar
(C) Ribbon
(D) Scroll bar
(E) None of these

What is the name for the process that is used to convert a series of instructions or program written in a high-level language into instructions (or a program) that can be run on a computer?

(A) Assembling
(B) Compiling
(C) Translating
(D) Uploading
(E) None of the above

Laser printer is invented at:

(A) Xerox, 1969
(B) Sony, 1970
(C) Microsoft, 1980
(D) Apple, 1990
(E) None of these

Redundancy is dangerous as it is a potential threat to data

(A) integrity
(B) consistency
(C) sufficiency
(D) Both (a) and (c)
(E) None of these

A device that reads the information contained on a disk and transfers it to the computer’s memory __

(A) monitor
(B) screen
(C) keyboard
(D) disk drive
(E) None of these

(11111)2=?

(A) (37)8.
(B) (45)8
(C) (49)8
(D) (57)8
(E) None of these

Which of the following is required to communicate between two computers?

(A) communications software
(B) protocol
(C) communication hardware
(D) all of above including access to transmission medium
(E) none of these

What characteristic of read-only memory (ROM) makes it useful?

(A) ROM information can be easily updated
(B) Data in ROM is nonvolatile, that is, it remains there even without electrical power
(C) ROM provides very large amounts of inexpensive data storage
(D) ROM chips are easily swapped between different brands of computers
(E) None of these

Multi-threading on a multi-CPU machine

(A) increases concurrency
(B) decreases concurrency
(C) doesn’t affect the concurrency
(D) can increase or decrease the concurrency
(E) None of the above